Issued Patents All Time
Showing 1–25 of 33 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10866143 | Infrared photodetection system | TAKAHIRO DOE, Hirofumi Yoshikawa, Tazuko Kitazawa | 2020-12-15 |
| 10811554 | Infrared photodetector | Hirofumi Yoshikawa, TAKAHIRO DOE | 2020-10-20 |
| 10659743 | Image projection device | Mitsuru Sugawara, Makoto Suzuki, Shuichi Tojo | 2020-05-19 |
| 10636833 | Quantum dot infrared detector | Hirofumi Yoshikawa | 2020-04-28 |
| 10627631 | Image projection device and projection device | Mitsuru Sugawara, Makoto Suzuki | 2020-04-21 |
| 10444519 | Image projection device | Mitsuru Sugawara, Makoto Suzuki, Michio Arai | 2019-10-15 |
| 10340662 | Quantum cascade laser | Teruhisa Kotani | 2019-07-02 |
| 10340663 | Quantum cascade laser | Teruhisa Kotani | 2019-07-02 |
| 10181539 | Photoelectric conversion element and photoelectric conversion device including the same | Hirofumi Yoshikawa, Makoto Izumi, Takeo Kageyama | 2019-01-15 |
| 10088682 | Image projection device and projection device | Mitsuru Sugawara, Makoto Suzuki | 2018-10-02 |
| 10038306 | Nitride semiconductor device and quantum cascade laser using the same | Teruhisa Kotani | 2018-07-31 |
| 9871347 | Semiconductor light emitting device and optical transceiver | Nobuaki Hatori, Masashige Ishizaka, Takanori Shimizu, Satoshi Iwamoto, Katsuaki Tanabe | 2018-01-16 |
| 9871147 | Photodetector | Teruhisa Kotani, Tetsu Tatsuma | 2018-01-16 |
| 9601643 | Photoelectric conversion element | Hirofumi Yoshikawa, Makoto Izumi | 2017-03-21 |
| 9583656 | Photoelectric conversion element | Tomohiro Nozawa | 2017-02-28 |
| 8906721 | Semiconductor light emitting device and method for manufacturing the same | Nobuaki Hatori, Tsuyoshi Yamamoto, Manabu Matsuda | 2014-12-09 |
| 8891578 | Optical semiconductor device having diffraction grating disposed on both sides of waveguide and its manufacture method | Nobuaki Hatori, Tsuyoshi Yamamoto | 2014-11-18 |
| 8802468 | Semiconductor light emitting device and fabrication method for semiconductor light emitting device | Nobuaki Hatori, Tsuyoshi Yamamoto, Hisao Sudo | 2014-08-12 |
| 8483252 | Semiconductor light emitting device and fabrication method for semiconductor light emitting device | Nobuaki Hatori, Tsuyoshi Yamamoto, Hisao Sudo | 2013-07-09 |
| 8334528 | Organic thin-film transistor and method for manufacturing the same | Yasutaka Kuzumoto, Shigeru Aomori, Masatoshi Kitamura | 2012-12-18 |
| 8232125 | Optical semiconductor device having active layer of p-type quantum dot structure and its manufacture method | Nobuaki Hatori, Tsuyoshi Yamamoto, Hisao Sudo | 2012-07-31 |
| 8183073 | Method of manufacturing a semiconductor device with quantum dots formed by self-assembled growth | Denis Guimard, Shiro Tsukamoto, Hiroji Ebe, Mitsuru Sugawara | 2012-05-22 |
| 8029994 | Method of identifying a target analyte using photonic crystal resonators, and related device | Kanna Aoki, Massimo De Vittorio, Tiziana Stomeo, Ferruccio PISANELLO, Alessandro Massaro +5 more | 2011-10-04 |
| 7892871 | Method of manufacturing semiconductor device with quantum dots formed by self-assembled growth | Denis Guimard, Shiro Tsukamoto, Hiroji Ebe, Mitsuru Sugawara | 2011-02-22 |
| 7835418 | Optical semiconductor device having diffraction grating disposed on both sides of waveguide and its manufacture method | Nobuaki Hatori, Tsuyoshi Yamamoto | 2010-11-16 |