Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6818708 | Method of polymerizing olefin | Hideki Satou, Shinji Araki | 2004-11-16 |
| 5159237 | Green-light-emitting rare gas discharge lamp | Kazutoshi Ishikawa, Katsuo Murakami, Seishiro Mitsuhashi, Takashi Osawa, Yujiro Kamano +2 more | 1992-10-27 |
| 4972115 | Hot-cathode type low-pressure rare gas discharge lamp | Takashi Osawa, Seishiro Mitsuhashi, Yujiro Kamano, Katsuo Murakami, Toshihiko Kobayashi | 1990-11-20 |
| 4517496 | Lighting apparatus for a discharge lamp | Shoichi Iwaya | 1985-05-14 |
| 4488087 | Discharge lamp lighting device | Shoichi Iwaya | 1984-12-11 |
| 4473778 | Discharge lamp starting device | — | 1984-09-25 |
| 4442380 | Discharge tube firing device | — | 1984-04-10 |
| 4399390 | Built-in starter type fluorescent lamp socket | Hiroshi Oshita, Kazunari Inoue | 1983-08-16 |
| 4381476 | Fluorescent lamp instantaneous starting device | Kazunari Inoue, Hiroshi Ohshita | 1983-04-26 |
| 4360762 | Rapid starter switch for a fluorescent lamp | Seiichiro Yamamoto, Shoichi Iwaya | 1982-11-23 |
| 4347462 | Discharge lamp lighting device | — | 1982-08-31 |