Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4972119 | Ceramic envelope device for high-pressure discharge lamp, and method for producing the same | Hirotsugu Izumiya | 1990-11-20 |
| 4865414 | Reinforcing members for connecting optical fibers and production thereof | Takashi Ohta | 1989-09-12 |
| 4825126 | Ceramic envelope device for high-pressure discharge lamp | Hirotsugu Izumiya | 1989-04-25 |
| 4808881 | Ceramic envelope device for high-pressure discharge lamp | Hirotsugu Izumiya | 1989-02-28 |
| 4778242 | Reinforcement for optical-fiber joint | Takashi Ota | 1988-10-18 |
| 4742269 | Ceramic envelope device for high-pressure discharge lamp | Hirotsugu Izumiya | 1988-05-03 |
| 4733947 | Multicolor liquid crystal display panel | Takashi Ota | 1988-03-29 |