Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11994284 | Wavelength conversion member and light source device provided therewith | Toshiyuki Sakurai, Shohei Takaku, Hiroki Yamauchi, Tomoo Tanaka, Hiroki Takeuchi +1 more | 2024-05-28 |
| 11692699 | Wavelength conversion member, light source device, and method for manufacturing wavelength conversion member | Ryuichi Arakawa, Toshiyuki Sakurai, Tomoo Tanaka | 2023-07-04 |
| 11287107 | Optical wavelength conversion device | Shohei Takaku, Yusuke Katsu, Tomoo Tanaka | 2022-03-29 |
| 10122023 | Fuel cell with separator, method for manufacturing same, and fuel cell stack | Makoto Kuribayashi, Etsuya Ikeda, Wataru Matsutani, Masaaki Murase | 2018-11-06 |