What Wyvern does

Wyvern Co., Ltd. (株式会社ワイバーン) is a privately held Japanese electrical-equipment manufacturer founded in November 1982 and headquartered in the Toranomon Hills Business Tower, Minato-ku, Tokyo. The company develops and sells three product lines: the Heat Flux (ヒートフラックス) thin-film sheet heater (a flexible 60W heater with smartphone-based 1°C precision temperature control), low-electromagnetic-noise LED lighting designed to meet CISPR11 and CISPR15 EMI standards for EMI-sensitive environments, and a self-elevating, parallel-capable (2–5 units) mobile high-voltage power supply system developed in partnership with Kogaken Co., Ltd. (株式会社興研) for disaster-response and emergency-power use.

The company's customer base spans healthcare facilities (hospitals, pharmacies, elderly care), precision industry (research institutes, electronic equipment), data and telecom infrastructure (data centers, server rooms), commercial buildings (offices, warehouses, retail), and emergency/disaster response operators. Wyvern generates revenue through three mechanisms: one-time product sales, recurring equipment rentals, and consulting services; pricing is quote-based rather than list-published, which is consistent with a B2B custom-specification sales motion rather than a high-volume catalog model. The Kogaken partnership extends Wyvern's reach into high-voltage generation equipment that it does not build independently.

On the commercial periphery, Wyvern positions itself as a bridge between Japanese/Asian technology sellers and Western buyers, with documented involvement in the Japan-Mongolia Goodwill Association. There is no public disclosure of financials, headcount, funding events, or customer counts in the source material; the company has operated under the same corporate form for over 40 years, suggesting a steady, owner-operated niche manufacturer rather than a venture-scaled entity. AI/ML is not a meaningful feature of any current product — only IoT connectivity and remote control are evidenced.

Name

Wyvern

Legal name

株式会社ワイバーン

Website

https://wyvern.co.jp

Company type

Private

Founded year

1982

Operating status

Operating

Short description

Wyvern (株式会社ワイバーン) is a privately held Japanese electrical-equipment manufacturer, founded 1982 in Tokyo, that builds thin-film sheet heaters (Heat Flux), CISPR-compliant low-EMI LED lighting, and mobile high-voltage disaster power supply systems for healthcare, precision industry, data centers, and emergency-response customers via sales, rental, and consulting.

Ownership category

akta.pro rank

Product category

Industrial Electrical Equipment

NAICS

Heating Equipment (except Warm Air Furnaces) Manufacturing (333414), Electric Lighting Equipment Manufacturing (3351), Electrical Equipment Manufacturing (33531)

SIC

Electrical Industrial Apparatus (3620), Electric Lighting & Wiring Equipment (3640)

akta.pro primary industry

Heat Exchangers, Coils & Hydronic HVAC Components (IMADANAF)

akta.pro secondary industries

HVDC Transmission Systems & Converter Stations (EUADAAAE), Transmission & Distribution Line Equipment (Bushings, Insulators, Arresters, Conductors, Hardware) (IMAGAAAF)

Keywords

• Thin-film heaters
• Industrial electrical equipment
• Low-noise LED lighting
• Mobile power generators
• Disaster response equipment

Headquarters

HQ city

Tokyo

HQ country

Japan

HQ region

Asia

Offices1 record

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

Technology or R&D, Supply Chain, Operations, Personnel, Marketing or Sales

Revenue model

1. Product Sales: Sale of HeatFlux thin film sheet heaters, LED lighting equipment, and electrical equipment systems
2. Equipment Rental: Rental services for HeatFlux systems, LED lighting, and electrical equipment
3. Consulting Services: Various consulting business services

Pricing tiers

Go-to-market motion1 record

Distribution channels1 record

Marketing channels2 records

Core offering

Wyvern designs, manufactures, sells, and rents three categories of proprietary electrical equipment: (1) HeatFlux flexible thin-film sheet heaters with IoT/smartphone temperature control for industrial heating applications; (2) Low Electromagnetic Noise LED lighting fixtures compliant with CISPR11/CISPR15 standards for environments with sensitive electronic and medical equipment; and (3) self-elevating mobile high-voltage power supply systems for disaster relief and backup power. The company also provides electrical equipment installation, maintenance, and consulting services.

Product overview

Wyvern offers three main product lines: (1) Heat Flux flexible thin-film sheet heaters for precise temperature-controlled heating applications with smartphone integration, (2) Low-electromagnetic-noise LED lighting fixtures compliant with CISPR11/CISPR15 standards for sensitive environments, and (3) Mobile high-voltage power supply systems for disaster relief and backup power applications. The company also provides related electrical equipment installation, maintenance, and consulting services.

Differentiator

Problem solved

Functional benefit

Brands

• HeatFlux: Thin-film sheet heater system featuring uniform planar heating at 60W with high thermal conductivity, smartphone-controlled temperature setting in 1°C increments.

Products and services

• HeatFlux Thin-Film Sheet Heater (Heat Flux 薄膜シートヒーター) Flexible thin-film sheet heater with excellent heat transfer efficiency providing uniform planar heating at 60W power consumption. Features smartphone-based IoT temperature control with 1°C precision settings for industrial heating applications. Wyvern handles the planning, development, design, manufacturing, sales, and rental of the system.
• Low Electromagnetic Noise LED Lighting (低電磁ノイズタイプLED照明) LED lighting fixtures (base-light trough type) designed to minimize electromagnetic interference including radiated and conducted emissions that affect precision equipment, computers, medical devices, telephone switching equipment, data centers, and pacemaker user environments. Compliant with CISPR11 and CISPR15 standards with minimized inrush current. Wyvern handles the planning, development, design, manufacturing, sales, and rental of the system.
• Mobile High-Voltage Power Supply System / Disaster Mobile Power Supply (災害用移動電源 / 移動式高圧電力供給システム) Self-supporting mobile high-voltage generator system designed as backup power during maintenance of self-generating equipment and for disaster emergency response. Features automatic start/stop and automatic parallel load sharing. Can be deployed standalone or with 2-5 units connected in parallel. Uses high-voltage generation equipment supplied by Kogaken Co., Ltd. (株式会社興研) and requires coordination with Kogaken for deployment. Used for lifeline restoration at water, sewage, power, public transit, hospitals, communications, server centers, factories, and construction sites.
• Electrical Equipment Installation, Maintenance, and Consulting Services (電気設備機器の企画、開発、設計、製造、販売、施工、メンテナンス、レンタル / 各種コンサルティング業務)

Segments5 records

Ideal customer profiles5 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature3 records

Partnerships

One partnership is on record.

• Kogaken Co., Ltd. (株式会社興研)coreOthersProvider of high-voltage power generation equipment used in Wyvern's mobile high-voltage power supply system. Wyvern's self-elevating mobile power generator utilizes equipment owned by Kogaken. Coordination and agreement with Kogaken is required for equipment usage.

Scale indicators2 records

Recent moves4 records

Expansion highlights3 records

Direct peers

• Watlow: Watlow is a leading global manufacturer of industrial heaters and thermal solutions, including flexible thin-film heater technology comparable to Wyvern's HeatFlux product line. Direct overlap in thin-film heating element design and industrial heating applications.
• Denyo Co., Ltd. Denyo is a Japanese manufacturer of mobile generators and power supply equipment serving construction and disaster-response use cases. Directly comparable to Wyvern's mobile high-voltage power supply system in target markets and product type.
• Aggreko plc: Aggreko is a global leader in mobile and modular power rental solutions, particularly for disaster response, events, and grid backup. Comparable to Wyvern's mobile power supply business in rental-based delivery model and emergency deployment use cases.
• Chromalox: Chromalox specializes in industrial heating elements and thermal technologies, with a broad portfolio of heating solutions including flexible heaters. Comparable to Wyvern in the thin-film and flexible heating element category.
• Yamabiko Corporation: Yamabiko manufactures generators, power equipment, and small engines for industrial and emergency backup applications. Comparable to Wyvern's mobile power supply business in target customers and product function, with a similar Japanese-market focus.

Broad incumbents

• Caterpillar Inc. Caterpillar's Electric Power division manufactures industrial and mobile generator sets used for backup and prime power. Competes broadly with Wyvern's mobile high-voltage power supply system as a global incumbent in generator manufacturing.
• Panasonic Corporation: Panasonic is a major Japanese manufacturer of LED lighting, electrical equipment, and energy solutions for residential, commercial, and industrial markets. Broadly comparable to Wyvern across multiple product lines as a large incumbent.
• Mitsubishi Electric Corporation: Mitsubishi Electric is a major Japanese electrical equipment manufacturer with overlapping products in lighting, power systems, and facility electrical solutions. Represents a much larger incumbent with portfolio breadth across all three of Wyvern's product categories.
• Toshiba Lighting & Technology: Toshiba Lighting is a major Japanese LED and lighting fixture manufacturer serving commercial, industrial, and infrastructure markets. Competes broadly with Wyvern's LED lighting line as a much larger incumbent, though without the CISPR-specialized focus.

Regional players

• Nichia Corporation: Nichia is a Japanese LED technology leader and a primary LED chip supplier globally. Comparable as a Japanese LED industry player, though Nichia focuses on the upstream LED component level rather than finished low-EMI lighting fixtures.

Market position

Strengths4 records

Weaknesses4 records

Competitive moat4 records

Key risks6 records

Key highlights6 records

Customer concentration

Revenue estimate

Valuation estimate

Number of profiles

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Wyvern