Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8426080 | Gas replacement method of fuel cell, fuel cell system and device for fuel cell system | — | 2013-04-23 |
| 5760979 | Reflecting optical apparatus | — | 1998-06-02 |
| 5537168 | Projection optical apparatus comprising automatic adjustment unit | Nozomu Kitagishi, Shoji Suzuki, Masaharu Suzuki, Koutaro Yano, Toru Matsuda +1 more | 1996-07-16 |