Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6167871 | Fuel catalyst apparatus for exhaust gas purification | Nobuyuki Kumagai | 2001-01-02 |
| 5206468 | Locking apparatus for a drawer type circuit breaker | Keiji Kobayashi | 1993-04-27 |
| 4933473 | Process for producing neopentyl glycol | Teruyuki Ninomiya, Tomiyoshi Furuta, Seiji Kita | 1990-06-12 |