Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6474826 | Lighting apparatus | Akira Tanaka, Sadao Tezuka, Isao Shiozawa, Masaya Hirano | 2002-11-05 |
| 5121867 | Paper transferring apparatus for an electrophotograph type printer | Hirotomo Aoyama, Satoshi Kumagai | 1992-06-16 |