Issued Patents All Time
Showing 76–100 of 141 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7068875 | Optical switch and display unit | Atsushi Toda, Hirotaka Akao | 2006-06-27 |
| 6895138 | Optical switch and display unit | Atsushi Toda, Hirotaka Akao | 2005-05-17 |
| 6859572 | Photon operating device and photon operating method | — | 2005-02-22 |
| 6859569 | Information receiving/display apparatus and information receiving/display method | Eriko Matsui, Hirotaka Akao, Atsushi Toda | 2005-02-22 |
| 6826254 | Radiation applying apparatus | Kazumasa Mihara, Yuichiro Kaminou | 2004-11-30 |
| 6805296 | Processing method and system of data management for IC card | Masahiro Sakashita, Masayuki Nakagawa, Takao Yoden, Masashi Takeda | 2004-10-19 |
| 6754408 | Optical switch and display unit | Atsushi Toda, Hirotaka Akao | 2004-06-22 |
| RE38339 | Semiconductor laser | Masakazu Ukita | 2003-12-02 |
| 6456639 | Semiconductor light emitting device with II-VI group semiconductor contact layer containing alkali metal impurity, method of producing the same, and optical device including same | Yoshinori Hatanaka, Toru Aoki, Masaharu Nagai | 2002-09-24 |
| 6438298 | Optical device using photonics | Eriko Matsui, Yoshifumi Mori | 2002-08-20 |
| 6414975 | Semiconductor light emitting device with II-VI group semiconductor contact layer containing alkali metal impurity, method of producing same, and optical device including same | Yoshinori Hatanaka, Toru Aoki, Masaharu Nagai | 2002-07-02 |
| 6383622 | Slider formed of fiber-reinforced thermoplastic resin | Mamoru Tanaka, Mutsuo Hirota, Yoshifumi Miyajima | 2002-05-07 |
| 6321983 | Method for managing life cycles and system for the same | Takahiro Katayanagi, Katsufumi Mihara, Naoki Takahashi, Shuji Soga, Tetsuo Kusuzaki | 2001-11-27 |
| RE37177 | Semiconductor laser | Masakazu Ukita | 2001-05-15 |
| 6222203 | Selfluminous display device having light emission sources having substantially non-overlapping spectra levels | Norikazu Nakayama | 2001-04-24 |
| 6177690 | Semiconductor light emitting device having a p-n or p-i-n junction | Hiroyasu Noguchi, Eisaku Kato | 2001-01-23 |
| 6031244 | Luminescent semiconductor device with antidiffusion layer on active layer surface | Hiroyasu Noguchi, Kazushi Nakano, Atsushi Toda, Satoshi Taniguchi, Tomonori Hino +1 more | 2000-02-29 |
| 5909459 | Surface-emitting semiconductor light emitting device | Norikazu Nakayama, Satoru Kijima | 1999-06-01 |
| 5908306 | Method for making a semiconductor device exploiting a quantum interferences effect | David G. Ravenhall, Roy L. Schult, Henry W. Wyld | 1999-06-01 |
| 5898662 | Semiconductor light emitting device, its manufacturing method and optical recording and/or reproducing apparatus | Satoshi Taniguchi, Tomonori Hino, Takashi Kobayashi, Kazushi Nakano, Norikazu Nakayama | 1999-04-27 |
| 5872023 | Method of fabricating of light emitting device with controlled lattice mismatch | Masashi Shiraishi, Satoshi Ito, Kazushi Nakano, Masao Ikeda, Hiroyuki Okuyama +3 more | 1999-02-16 |
| 5828086 | Semiconductor light emitting device with a Mg superlattice structure | Satoshi Matsumoto, Masaharu Nagai, Satoshi Ito, Shigetaka Tomiya, Kazushi Nakano +1 more | 1998-10-27 |
| 5811831 | Semiconductor device exploiting a quantum interference effect | — | 1998-09-22 |
| 5789600 | Polymerizable monomer containing electrolytically polymerizable groups | Makoto Sakai, Masaki Wakabayashi | 1998-08-04 |
| 5764672 | Semiconductor laser | Masakazu Ukita | 1998-06-09 |