Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9236706 | Surface-emitting laser apparatus, optical module, and method of driving surface-emitting laser element | Tomofumi Kise, Masaki Funabashi, Hitoshi Shimizu | 2016-01-12 |
| 8861562 | Vertical light emitting device and manufacturing method | Toshihito Suzuki, Keishi Takaki, Yasumasa Kawakita | 2014-10-14 |
| 8488644 | Semiconductor laser element and manufacturing method thereof | Keishi Takaki, Norihiro Iwai, Kinuka Tanabe, Hitoshi Shimizu, Hirotatsu Ishii | 2013-07-16 |
| 8306080 | Vertical cavity surface emitting laser apparatus | Keishi Takaki, Naoki Tsukiji | 2012-11-06 |
| 7907653 | Vertical cavity surface emitting laser device and vertical cavity surface emitting laser array | Norihiro Iwai, Keishi Takaki | 2011-03-15 |
| 7881353 | Surface emitting laser element array | Takeo Kageyama, Keishi Takaki, Naoki Tsukiji, Norihiro Iwai, Hitoshzi Shimizu +1 more | 2011-02-01 |