Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8159750 | Illumination structure and illumination lens mounted thereon | Kouji Umeda | 2012-04-17 |
| 5387770 | Electric operating device for circuit breaker | Youji Ikehata | 1995-02-07 |
| D334174 | Residual current operated circuit-breaker | Setsuo Hosogai, Hiroshi Fujii, Yoshiaki Matsumoto, Kazuyoshi Sugihara, Shingo Maeda +1 more | 1993-03-23 |
| 4845403 | Projection type color picture display system having green picture and blue picture producing CRTs with .gamma. coefficients | Yasukazu Morito, Yasuhiko Uehara, Hidetsugu Matsukiya, Hajime Yamamoto, Shuji Inaho +1 more | 1989-07-04 |
| 4795589 | Silicate phosphor | Tomoki Mikami, Yukio Tokunaga, Mitsuharu Natsugari, Susumi Omatoi | 1989-01-03 |