Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10763204 | Semiconductor device | Tomohito IWASHIGE, Kazuhiko Sugiura, Kazuhiro Miwa, Seigo Kurosaka, Yukinori Oda | 2020-09-01 |
| 6756328 | Reinforced cation exchange membrane and production process thereof | Toshinori Hirano | 2004-06-29 |
| 5189266 | Vehicular exhaust resonance suppression system and sensing means therefore | Akira Sasaki, Yoshikazu Hayakawa, Tatsuo Sakai, Yoshinori Kihara | 1993-02-23 |
| 4926635 | Exhaust system for multi-cylinder engine | — | 1990-05-22 |
| 4892168 | Noise attenuating device | Akira Sasaki | 1990-01-09 |