Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12237646 | Semiconductor optical device and method of manufacturing same | Takehiko Kikuchi, Naoki Fujiwara | 2025-02-25 |
| 11946879 | Integrated circuit and sensor system | Mutsuko Hatano, Takayuki Iwasaki, Yuta Masuyama, Takuya MUROOKA | 2024-04-02 |
| 11448729 | Optical deflection device and LIDAR apparatus | Toshihiko Baba | 2022-09-20 |
| 11270907 | Semiconductor device and method for producing semiconductor device | Takehiko Kikuchi, Hideki Yagi | 2022-03-08 |
| 11056341 | Optical semiconductor element and method of manufacturing the same | Takehiko Kikuchi, Morihiro Seki | 2021-07-06 |
| 10490684 | Method for producing a compound photovoltaic cell | Shunichi Sato | 2019-11-26 |
| 10008627 | Photovoltaic cell and photovoltaic cell manufacturing method | Shunichi Sato | 2018-06-26 |
| 9450138 | Photovoltaic cell and photovoltaic cell manufacturing method | Shunichi Sato | 2016-09-20 |
| 7502394 | System and method for modulating a semiconductor laser | Martin Hai Hu, Chung-En Zah | 2009-03-10 |
| 7400659 | Method and device for performing DBR laser wavelength modulation free of thermal effect | Martin Hai Hu, Chung-En Zah | 2008-07-15 |
| 7388892 | System and method for optically powering a remote network component | Michael Sauer, Chung-En Zah | 2008-06-17 |
| 7072376 | Method of manufacturing an InP based vertical cavity surface emitting laser and device produced therefrom | Catherine Genevieve Caneau, Benjamin L. Hall, Chung-En Zah | 2006-07-04 |
| 6982439 | Tunnel junctions for long-wavelength VCSELs | Rajaram Bhat | 2006-01-03 |
| 6933539 | Tunnel junctions for long-wavelength VCSELs | Rajaram Bhat | 2005-08-23 |
| 6449300 | Surface-emitting laser | Kenichi Iga, Fumio Koyama | 2002-09-10 |