EL-Seed

What EL-Seed does

EL-Seed Corp. is a Japanese LED lighting technology company spun out of Meijo University in Nagoya, with a stated mission to commercialize the Kamiyama LED, the world's first monolithic white LED structure. The company combines three proprietary technologies: a fluorescent silicon carbide substrate that converts near-UV excitation light into visible white light via donor-acceptor pair emission, a near-UV GaN excitation source, and a moth-eye light-extraction structure patterned at the substrate-to-resin interface to minimize reflectivity and boost light output.

The core product portfolio consists of two offerings: the Kamiyama LED, targeting indoor residential and commercial lighting as well as LCD backlighting for TVs, monitors, and mobile devices, and the MPSS (Moth-eye Patterned Sapphire Substrate), a next-generation patterned sapphire substrate supplied to LED manufacturers to reduce light-extraction losses and enable thinner GaN epitaxial layers across 2-, 3-, and 4-inch wafer formats with 6-inch production planned. Supporting features include the FSGP (Fast Sublimation Growth Process), acquired from Linköping University in 2010 for high-quality epitaxial SiC layer growth.

EL-Seed generates revenue through three streams: direct sale of Kamiyama LED products, licensing of LED technologies (including MPSS) to manufacturers, and direct sale of MPSS substrates. Go-to-market is direct via the corporate website (elseed.com) with operations in Nagoya, Japan and a research and development facility in Kista, Sweden. The company holds 57 granted patents with 53 additional applications filed as of 2015, supported by a small employee base (11-50) with ownership split approximately 60% to employees and founders and 40% to businesses and institutional investors.

Name

EL-Seed

Legal name

El-Seed Corp.

Website

https://elseed.com

Company type

Private

Founded year

2006

Operating status

Operating

Headcount range

11–50 employees

Short description

EL-Seed Corp. is a Japanese LED technology spin-off from Meijo University that develops the Kamiyama LED, the world's first monolithic white LED, and MPSS patterned sapphire substrates for LED manufacturers serving indoor lighting and LCD backlighting markets.

Ownership category

akta.pro rank

Product category

LED Lighting and Semiconductor Substrates

NAICS

Electric Lighting Equipment Manufacturing (33513)

SIC

Electric Lighting & Wiring Equipment (3640)

akta.pro primary industry

Optoelectronic Components (LEDs, photodiodes, optocouplers, optical sensors) (IMAGAJAF)

Keywords

• Monolithic white LED
• LED lighting products
• Sapphire substrates
• Silicon carbide technology
• LED backlighting solutions

Headquarters

HQ city

Nagoya

HQ country

Japan

HQ region

Asia

Offices2 records

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

Technology or R&D, Personnel, Supply Chain, Operations, Infrastructure

Revenue model

1. LED Product Sales: Sale of Kamiyama LED products for indoor lighting and LCD backlighting applications.
2. Technology Licensing: Licensing of LED technologies including MPSS technology to LED manufacturers.
3. MPSS Substrate Sales: Sale of Moth-eye Patterned Sapphire Substrates to LED manufacturers for production cost reduction and yield improvement.

Distribution channels1 record

Core offering

EL-Seed develops and manufactures the Kamiyama LED, the world's first monolithic white LED structure that combines a fluorescent silicon carbide substrate, a near-UV GaN excitation source, and a moth-eye light extraction structure to deliver color quality comparable to incandescent lamps and natural sunlight with high energy efficiency. The company also produces MPSS (Moth-eye Patterned Sapphire Substrates) and licenses its LED and substrate technologies to LED manufacturers worldwide.

Product overview

EL-Seed is a spin-off company from Meijo University specializing in next-generation white LED technologies. The product portfolio centers on two core offerings: the Kamiyama LED (the world's first monolithic white LED combining fluorescent silicon carbide substrate, near-UV GaN excitation source, and moth-eye structure) and MPSS (Moth-eye Patterned Sapphire Substrate) for enhancing LED manufacturing efficiency. These technologies work together—the Kamiyama LED uses fluorescent SiC and moth-eye technology, while MPSS provides the substrate processing that enables broader LED applications including blue, white, yellow, red, and green LEDs.

Differentiator

Problem solved

Functional benefit

Brands

• Kamiyama LED: World's first monolithic white LED structure producing light with color quality close to incandescent lamps and sunlight, combining high energy efficiency with high color quality similar to halogen lighting.
• MPSS

Products and services

• Kamiyama LED The world's first monolithic white LED structure producing light with color quality close to incandescent lamps and natural sunlight. It combines high energy efficiency with color quality similar to halogen lighting, uses a near-UV GaN excitation source and moth-eye structure for enhanced light extraction, and does not contain mercury. It is targeted at indoor residential and commercial lighting and LCD backlighting applications.
• MPSS (Moth-eye Patterned Sapphire Substrate) Next-generation processed sapphire substrate with submicron-scale moth-eye structure for LED manufacturing. Reduces light extraction efficiency losses, lowers manufacturing costs, and improves yield. Enables thinner GaN layers and works with 2-, 3-, and 4-inch substrates with 6-inch production planned. Sold to LED manufacturers producing blue, white, yellow, red, and green LEDs.

Quantifiable outcome

• 40% reduction in required heat sink capacity compared to typical phosphor-coated white LEDs
• +2 more outcomes

Segments3 records

Ideal customer profiles2 records

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature5 records

Scale indicators1 record

Recent moves7 records

Expansion highlights5 records

Direct peers

• Nichia: World's largest LED chip manufacturer and the inventor of the blue/white LED, headquartered in Anan, Japan. Directly comparable as a Japanese-based LED component maker with broad white LED product lines competing for the same lighting and backlighting customers as EL-Seed.
• Seoul Semiconductor: Korean LED manufacturer with a strong focus on innovative, differentiated LED technologies (e.g., SunLike, Wicop). Comparable to EL-Seed in pursuing IP-driven, technology-led differentiation rather than commodity white LED volumes.
• Cree LED: Major U.S.-based LED chip and component manufacturer (LED business now under SMART Global Holdings). Comparable as a high-performance LED component supplier serving lighting, display, and specialty applications with proprietary silicon-based and substrate technology.
• Samsung LED: Major Korean LED chip and package manufacturer serving general lighting, automotive, and display backlighting. Directly comparable as a large-scale white LED supplier targeting the same LCD backlighting and indoor lighting segments as EL-Seed.
• ams OSRAM: European optoelectronics leader formed from Osram Opto Semiconductors and ams. Comparable as a broad LED component manufacturer with strong portfolios in white LEDs, UV/blue pump sources, and specialty substrates for lighting and display markets.

Emerging players

• Lumiotec: Japanese startup (Mitsubishi Chemical/ROHM/Tokki/Pioneer-backed) developing OLED lighting panels. Comparable as another Japanese deep-tech lighting materials startup emerging from R&D consortia, adjacent to EL-Seed's high-CRI lighting technology pursuit.
• Luminus Devices: Specialty U.S. LED manufacturer focused on high-performance and specialty lighting (UV, horticulture, projection, medical). Comparable to EL-Seed as a niche, technology-driven LED component supplier serving premium specialty applications rather than commodity bulbs.
• Universal Display Corporation: U.S. developer of PHOLED/OLED emitter materials used in display panels. Comparable to EL-Seed as a technology IP-licensing model serving display applications (LCD backlighting is a competitor technology to OLED) where high-color-quality emitters command premiums.

Broad incumbents

• Signify (Philips Lighting): World's largest lighting company (Philips brand) covering lamps, fixtures, and connected lighting systems. Comparable as a major buyer/competitor for high-CRI LED technology in commercial, residential, and professional lighting applications.

Regional players

• Toyoda Gosei: Japanese manufacturer with an LED segment producing GaN-based UV and blue LED chips. Comparable as a Japan-headquartered LED substrate/chip maker operating in the same geography and competing for similar specialty LED customers.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat3 records

Key risks7 records

Key highlights7 records

Customer concentration

Revenue estimate

Valuation estimate

Number of profiles

Profiles7 records

Funding overview

Funding rounds2 records

Investors1 record

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 EL-Seed