Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10222519 | Composite silica glass made light diffusion member | Yuki Abe, Takeshi Iwasaki, Sotaro Takeda, Yutaka Hashimoto | 2019-03-05 |
| 8658777 | Activated protease indicator | Yoshio Umezawa, Takeaki Ozawa | 2014-02-25 |
| 4433805 | Soldering method for electric and or electronic components | — | 1984-02-28 |