Issued Patents All Time
Showing 26–38 of 38 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5247533 | Gallium nitride group compound semiconductor laser diode | Nobuo Okazaki, Isamu Akasaki, Hiroshi Amano | 1993-09-21 |
| 5239188 | Gallium nitride base semiconductor device | Tetsuya Takeuchi, Hiroshi Amano, Isamu Akasaki, Atsushi Watanabe | 1993-08-24 |
| 5218216 | Gallium nitride group semiconductor and light emitting diode comprising it and the process of producing the same | Nobuo Okazaki, Isamu Akasaki, Kazumasa Hiramatsu, Hiroshi Amano | 1993-06-08 |
| 5205905 | Dry etching method for semiconductor | Masahiro Kotaki, Masaki Mori, Masafumi Hashimoto | 1993-04-27 |
| 5122845 | Substrate for growing gallium nitride compound-semiconductor device and light emitting diode | Hisaki Kato, Isamu Akasaki, Kazumasa Hiramatsu, Hiroshi Amano | 1992-06-16 |
| 4911102 | Process of vapor growth of gallium nitride and its apparatus | Nobuo Okazaki, Isamu Akazaki, Kazumasa Hiramatsu, Hiroshi Amano | 1990-03-27 |
| 4836901 | Corona discharge treating method and apparatus for resin moldings | Yasuhiko Ogisu, Kazuaki Goto, Hisao Toya | 1989-06-06 |
| 4816124 | Metal-coated fibrous objects | Masatoshi Tsutsui, Toshimasa Suzuki, Masayuki Suzuki, Yoshifumi Nishibayashi | 1989-03-28 |
| 4668479 | Plasma processing apparatus | Yasuhiko Ogisu | 1987-05-26 |
| 4551387 | Colored resinous articles with concealed metallic luster | Masatoshi Tsutsui | 1985-11-05 |
| 4465715 | Process for the pretreatment of a polyolefin product before coating | Yutaka Sato, Ryoichi Muroi | 1984-08-14 |
| 4369225 | Flexible lustrously metallized resinous articles and a process for manufacturing same | Toshiyasu Ito, Masatoshi Tsutsui | 1983-01-18 |
| 4214016 | Process for manufacturing plastic articles having on the surface thereof a protected metal film | Jiro Masumi, Tomotada Tochitani, Kenzo Shinoda | 1980-07-22 |