Issued Patents All Time
Showing 26–35 of 35 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4880616 | Stable stannous chloride composition for labeling with radioactive technetium | Jun Takahashi, Hirohiko Yamauchi, Nobuo Ueda | 1989-11-14 |
| 4871236 | Organic thin film display element | Nobuhiro Gemma, Akira Miura, Koichi Mizushima, Yasushi Mori | 1989-10-03 |
| 4819210 | Optical information writing method | Akira Miura, Nobuhiro Gemma, Koichi Mizushima, Takano Iwakiri | 1989-04-04 |
| 4768074 | Heterojunction bipolar transistor having an emitter region with a band gap greater than that of a base region | Jiro Yoshida | 1988-08-30 |
| 4739379 | Heterojunction bipolar integrated circuit | Junko Akagi, Jiro Yoshida | 1988-04-19 |
| 4489053 | Stable radioactive diagnostic agent and a non-radioactive carrier therefor | Masaaki Hazue | 1984-12-18 |
| 4440739 | Radioactive diagnostic agent and non-radioactive carrier therefor | Masaaki Hazue | 1984-04-03 |
| 4370180 | Method for manufacturing power switching devices | Junko Akagi | 1983-01-25 |
| 4358785 | Compression type semiconductor device | Katsuhiko Takigami | 1982-11-09 |
| 4243999 | Gate turn-off thyristor | Akio Nakagawa | 1981-01-06 |