Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7777234 | Light-receiving element and photonic semiconductor device provided therewith | Shoji Honda, Koji Ueyama | 2010-08-17 |
| 6989522 | Light-receiving module and light-receiving device having malfunction preventing structure | — | 2006-01-24 |
| 5334723 | 2-piperidinecarboxylic acid derivative, oncogene suppressor and agent for obtaining revertants | Tsuneo Okonogi, Osamu Makabe, Yuichi Yamamoto, Osamu Itoh, Tsutomu Tsuruoka +5 more | 1994-08-02 |
| 5291054 | Light receiving module for converting light signal to electric signal | Masao Tanaka, Kentaro Tanaka, Kunihiko Hakata, Mikihito Yamane, Susumu Maeta | 1994-03-01 |
| 4650868 | 7-deazapurine derivatives useful as antitumor agents | Hiroaki Nomura, Hiroshi Akimoto | 1987-03-17 |
| 4595530 | Thiodeazapurine derivatives | Hiroaki Nomura | 1986-06-17 |
| 4435569 | 5-[Substituted amino methyl]pyrrolo[2,3-d]pyrimidine-4-one | Hiroaki Nomura | 1984-03-06 |
| 4435570 | 5-(Phenyl or benzyl amino)methyl-pyrrolo[2,3-d]pyrimidin-4-one | Hiroshi Akimoto | 1984-03-06 |
| 4283704 | Variable resistor | Takeshi Ohtani, Kozo Magami, Katsuhisa Osada | 1981-08-11 |