Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11908972 | Semiconductor light-emitting device and optical coupling device | Akira Tanaka, Hideto Sugawara, Masanobu Iwamoto, Kenji Isomoto, Hiroaki Ootsuka | 2024-02-20 |
| 9666761 | Light-emitting device | Kenji Fujimoto | 2017-05-30 |
| 9472713 | Semiconductor light-emitting device | Koichi Genei, Tokuhiko Matsunaga, Shinji Nunotani | 2016-10-18 |
| 8816378 | Light emitting element and method for manufacturing same | Shinji Nunotani, Yasuhiko Akaike, Kayo Inoue, Tokuhiko Matsunaga | 2014-08-26 |
| 8759852 | Semiconductor device having stacked body on substrate via joining metal and method for manufacturing the same | Akihiro Fujiwara, Takashi Hakuno, Tokuhiko Matsunaga, Kimitaka Yoshimura | 2014-06-24 |
| 8395172 | Light emitting device | Akira Tanaka, Tokuhiko Matsunaga | 2013-03-12 |
| 8384063 | Light emitting device | Ryo Saeki | 2013-02-26 |
| 8299480 | Semiconductor light emitting device and method for manufacturing same, and epitaxial wafer | Ryo Saeki, Yasuo Idei | 2012-10-30 |
| 8115192 | Light emitting device | Ryo Saeki | 2012-02-14 |
| 7329903 | Semiconductor light emitting element having three side surfaces inclined to connect the top and bottom surfaces of the transparent substrate | Koichi Nitta, Takafumi Nakamura, Kuniaki Konno, Yasuhiko Akaike, Yoshiki Endo | 2008-02-12 |
| 7038245 | Semiconductor light emitting device having angled side surface | Koichi Nitta, Takafumi Nakamura, Kuniaki Konno, Yasuhiko Akaike, Yoshiki Endo | 2006-05-02 |
| 6936864 | Semiconductor light emitting element | — | 2005-08-30 |
| 6548834 | Semiconductor light emitting element | Hideto Sugawara, Koichi Nitta, Ryo Saeki, Masanobu Iwamoto | 2003-04-15 |
| 5481355 | Flying spherical body measuring apparatus | Kenzaburou Iijima, Katsuhiko Masuda, Kouji Yataka, Yasuyuki Chujo | 1996-01-02 |
| 5214232 | Electric stringed musical instrument equipped with detector optically detecting string vibrations | Kenzaburo Iijima | 1993-05-25 |
| 5134499 | Video recording apparatus having control means provided therein for independently controlling the writing head and the reading head | Takeo Sata, Kenzaburo Iijima, Nobuji Kato | 1992-07-28 |