Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8765952 | Metal complex, light emitting element, and display device | Keisuke Umakoshi, Ami Higashitani, Kazutoyo Kimura, Noboru Kitamura | 2014-07-01 |
| 8124784 | Palladium metal complex | Keisuke Umakoshi, Kazutoyo Kimura, Masayoshi Onishi, Noboru Kitamura, Satoshi Mikami | 2012-02-28 |
| 7973167 | Metal complex, light-emitting device and display | Keisuke Umakoshi, Keizo Saito, Masayoshi Onishi, Noboru Kitamura | 2011-07-05 |
| 7893611 | Metal complex, light-emitting device and display | Keisuke Umakoshi, Seiji Akatsu, Masayoshi Onishi, Noboru Kitamura | 2011-02-22 |
| RE36431 | Semiconductor laser element and laser device using the same element | Kiyofumi Muro, Tsuyoshi Fujimoto, Yuji Yoshida, Yoshikazu Yamada | 1999-12-07 |
| 5764668 | Semiconductor laser device | Kiyofumi Muro, Tsuyoshi Fujimoto, Yoshikazu Yamada | 1998-06-09 |
| 5467364 | Semiconductor laser element and laser device using the same element | Kiyofumi Muro, Tsuyoshi Fujimoto, Yuji Yoshida, Yoshikazu Yamada | 1995-11-14 |
| 4801977 | Projection optical apparatus | Hideo Mizutani, Susumu Makinouchi, Akikazu Tanimoto | 1989-01-31 |
| 4748333 | Surface displacement sensor with opening angle control | Hideo Mizutani, Takeshi Suto | 1988-05-31 |
| 4701606 | Projection optical apparatus | Akikazu Tanimoto | 1987-10-20 |
| 4687322 | Projection optical apparatus | Akikazu Tanimoto, Yutaka Endo, Hiroyuki Suzuki, Masamitsu Yanagihara | 1987-08-18 |