Company
Patentix株式会社
We will solve the world's energy problems with r-GeO₂ power semiconductors.
Also known as Patentix
- Status
- Operatingas of 2026-09-18
- Business model
- B2B
- Headquarters
- 草津市, 滋賀県, Japan
- Founded
- 2022
- Customers
- エアコン・テレビなどの民生機器、車載、産業機器など
- Legal name
- Patentix株式会社
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Record updated 18 September 2026
About
Our main business is the research, development, manufacturing and sale of epi-wafers (substrates) of r-GeO₂ (rutile-type germanium dioxide), a new next-generation power semiconductor.
Funding snapshot
- Latest round
- Series A2026-04
Funding rounds
- Series A
- 2026-04
- Series A
- 2025-10
- Seed
- 2024-04
Products
- Hardware
- 6inch GeO₂ on Si基板（開発中）
- Hardware
- GeO₂半導体製品
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