Issued Patents All Time
Showing 1–25 of 56 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9293647 | Nitride semiconductor light-emitting device and method of manufacturing the same | Hiroyuki Kashihara, Narihito Okada, Kazuyuki Tadatomo | 2016-03-22 |
| 8963165 | Nitride semiconductor structure, nitride semiconductor light emitting element, nitride semiconductor transistor element, method of manufacturing nitride semiconductor structure, and method of manufacturing nitride semiconductor element | Masahiro Araki, Shinya Yoshida, Atsushi Ogawa, Takao Kinoshita, Tohru Murata +2 more | 2015-02-24 |
| 7349154 | Reflection type screen | Tomoyuki Aiura, Shuichi Yoshinaka, Takao Abumi | 2008-03-25 |
| 6653248 | Doped semiconductor material, a method of manufacturing the doped semiconductor material, and a semiconductor device | Alistair Kean | 2003-11-25 |
| 6426522 | Doped semiconductor material, a method of manufacturing the doped semiconductor material, and a semiconductor device | Alistair Kean | 2002-07-30 |
| 6155688 | Dark field projection display | Duncan Anderson, Robert Brown, Nicholas Mayhew, Michael G. Robinson, Jason Slack | 2000-12-05 |
| 5903585 | Optoelectronic devices | Martin David Dawson, Timothy David Bestwick | 1999-05-11 |
| 5654557 | Quantum wire structure and a method for producing the same | Mototaka Taneya, Hiroaki Kudo, Satoshi Sugahara | 1997-08-05 |
| 5477319 | Optical heterodyne detection method and apparatus utilizing a scattered reference beam | Atsushi Shimonaka, Tatsuya Morioka, Mototaka Taneya, Hidenori Kawanishi | 1995-12-19 |
| 5473173 | Quantum well structure having differentially strained quantum well layers | Kousei Takahashi, Martin David Dawson, Geoffrey Duggan | 1995-12-05 |
| 5457561 | System for transmitting a beam in the air | Mototaka Taneya, Seiki Yano, Atsushi Shimonaka, Tatsuya Morioka, Hidenori Kawanishi | 1995-10-10 |
| 5403916 | Method for producing a light emitting diode having transparent substrate | Masanori Watanabe | 1995-04-04 |
| 5361271 | Semiconductor laser | Kazuhiko Inoguchi, Hiroaki Kudo, Satoshi Sugahara, Mototaka Taneya | 1994-11-01 |
| 5345460 | Semiconductor laser device with window regions | Seiki Yano, Kazuhiko Inoguchi, Hiroaki Kudo, Chitose Nakanishi, Toshiyuki Okumura +1 more | 1994-09-06 |
| 5335241 | Buried stripe type semiconductor laser device | Toshiyuki Okumura, Kazuhiko Inoguchi, Fumihiro Konushi | 1994-08-02 |
| 5309472 | Semiconductor device and a method for producing the same | Hiroaki Kudo, Kazuhiko Inoguchi, Satoshi Sugahara | 1994-05-03 |
| 5303255 | Distributed feedback semiconductor laser device and a method of producing the same | Hiroaki Kudo, Kazuhiko Inoguchi, Chitose Nakanishi, Satoshi Sugahara | 1994-04-12 |
| 5292685 | Method for producing a distributed feedback semiconductor laser device | Kazuhiko Inoguchi, Satoshi Sugahara, Mototaka Taneya, Hiroaki Kudo, Chitose Nakanishi | 1994-03-08 |
| 5280493 | Quantum wire laser | Hiroaki Kudo, Mototaka Taneya, Satoshi Sugahara | 1994-01-18 |
| 5182758 | Periodic gain-type semiconductor laser device | Mototaka Taneya, Fumihiro Konushi, Toshiyuki Okumura | 1993-01-26 |
| 5070510 | Semiconductor laser device | Fumihiro Konushi, Hiroshi Nakatu, Kazuhiko Inoguchi, Toshiyuki Okumura, Akinori Seki +3 more | 1991-12-03 |
| 5031991 | Optical coupling circuit element | Hiroshi Nakatsu, Toshiyuki Okumura, Kazuhiko Inoguchi | 1991-07-16 |
| 5027368 | Semiconductor laser device | Hiroaki Kudo, Chitose Sakane, Satoshi Sugahara | 1991-06-25 |
| 5007107 | Semiconductor laser device | Hiroaki Kudo, Chitose Sakane, Satoshi Sugahara | 1991-04-09 |
| 4997747 | Method for the formation of a diffraction grating | Toshihiko Yoshida, Shinji Kaneiwa, Sadayoshi Matsui | 1991-03-05 |