Issued Patents All Time
Showing 51–71 of 71 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6829273 | Nitride semiconductor layer structure and a nitride semiconductor laser incorporating a portion of same | Hiroshi Amano, Isamu Akasaki, Yawara Kaneko, Norihide Yamada, Satoshi Watanabe | 2004-12-07 |
| 6813295 | Asymmetric InGaAsN vertical cavity surface emitting lasers | Ying-Lan Chang, David P. Bour, Michael Leary, Michael Renne Ty Tan | 2004-11-02 |
| 6800143 | Supermagnetostrictive alloy and method of preparation thereof | Tomoyuki Kakeshita, Takashi Fukuda | 2004-10-05 |
| 6764926 | Method for obtaining high quality InGaAsN semiconductor devices | Ying-Lan Chang, David P. Bour, Michael Leary, Michael Renne Ty Tan, Andy Luan | 2004-07-20 |
| 6756325 | Method for producing a long wavelength indium gallium arsenide nitride(InGaAsN) active region | David P. Bour, Ashish Tandon, Ying-Lan Chang, Michael Renne Ty Tan, Scott W. Corzine | 2004-06-29 |
| 6696198 | Flat battery | Mitsugu Okahisa, Susumu Yamanaka, Takao Uyama, Toshihiko Ikehata | 2004-02-24 |
| 6690700 | Nitride semiconductor device | Yawara Kaneko, Norihide Yamada, Hiroshi Amano, Isamu Akasaki | 2004-02-10 |
| 6683327 | Nucleation layer for improved light extraction from light emitting devices | Michael R. Krames, Junko Kobayashi | 2004-01-27 |
| 6569704 | Group III-V semiconductor light emitting devices with reduced piezoelectric fields and increased efficiency | Norihide Yamada, Hiroshi Amano, Isamu Akasaki | 2003-05-27 |
| 6537513 | Semiconductor substrate and method for making the same | Hiroshi Amano, Isamu Akasaki | 2003-03-25 |
| 6534791 | Epitaxial aluminium-gallium nitride semiconductor substrate | Nobuaki Hayashi, Hiroshi Amano, Isamu Akasaki | 2003-03-18 |
| 6451478 | Coin-shaped battery and method for producing the same | Mitsugu Okahisa, Susumu Yamanaka, Toshihiko Ikehata, Kaoru Murakami, Masaaki Kaneda | 2002-09-17 |
| 6265475 | High damping material composition | Wu Chifei, Takeshi Nomura, Toshiyuki Mihara, Kazunobu Hashimoto | 2001-07-24 |
| 6239490 | P-contact for a Group III-nitride semiconductor device and method of making same | Norihide Yamada, Shigeru Nakagawa, Yoshifumi Yamaoka, Yawara Kaneki | 2001-05-29 |
| 6229151 | Group III-V semiconductor light emitting devices with reduced piezoelectric fields and increased efficiency | Norihide Yamada, Hiroshi Amano, Isamu Akasaki | 2001-05-08 |
| 6131647 | Cooling system for cooling hot object in container | Yukinori Suzuki, Kouji Kishita | 2000-10-17 |
| 5403436 | Plasma treating method using hydrogen gas | Shuzo Fujimura, Takeshi Miyanaga, Yoshimasa Nakano, Yuji Matoba | 1995-04-04 |
| 5389571 | Method of fabricating a gallium nitride based semiconductor device with an aluminum and nitrogen containing intermediate layer | Hiroshi Amano, Isamu Akasaki, Atsushi Watanabe, Katsuhide Manabe | 1995-02-14 |
| 5342035 | Paper feed apparatus for sheet-fed press | Hiroyuki Sugiyama | 1994-08-30 |
| 5239188 | Gallium nitride base semiconductor device | Hiroshi Amano, Isamu Akasaki, Atsushi Watanabe, Katsuhide Manabe | 1993-08-24 |
| 4621433 | Verticality detecting apparatus for plumbing columns | Katsuki Koshigoe, Hiroshi Ogino, Masaharu Hayashi | 1986-11-11 |