Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D312700 | Fluorescent lamp | Masakatsu Suzuki, Hiroyoshi Yamazaki, Mitsuyuki Futatsugi, Toshiharu Fujita, Fuminobu Takizawa +2 more | 1990-12-04 |
| D304377 | Fluorescent lamp | Toshiharu Fujita, Hiroyoshi Yamazaki, Noriyuki Maeda, Kazutaka Shimizu, Norihiko Tanaka +5 more | 1989-10-31 |