Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12126140 | Light-emitting element | Kazuyoshi Hirose, Satoru OKAWARA | 2024-10-22 |
| 11990730 | Light-emitting device | Kazuyoshi Hirose, Satoru OKAWARA | 2024-05-21 |
| 11983305 | Content presentation system, content presentation device, and content presentation method | Takanori Ishikawa, Ryo Sasaki | 2024-05-14 |
| 10840406 | Optical semiconductor element and method of driving optical semiconductor element | Masamichi Yamanishi, Akira Higuchi, Toru Hirohata, Kazunori Tanaka, Kazuue Fujita +2 more | 2020-11-17 |
| 10277458 | Gateway apparatus and system | Osamu Yamano | 2019-04-30 |
| 9883408 | Gateway apparatus and communications system | Akira Hirata, Osamu Yamano, Naoto Sato | 2018-01-30 |
| 9278879 | Method of processing glass optical fiber and method of drawing optical fiber | Katsuhiko Watanabe, Kiyoshi Arima, Hirokazu Sato, Yoshiharu Taga, Takashi Suzuki | 2016-03-08 |
| 9238289 | Grinding method of grinding roller workpiece and grinding apparatus for grinding roller workpiece | Kazushi Mizutani | 2016-01-19 |
| 8640502 | Apparatus for and method of processing glass optical fiber, method of manufacturing and method of drawing optical fiber | Katsuhiko Watanabe, Kiyoshi Arima, Hirokazu Sato, Yoshiharu Taga, Takashi Suzuki | 2014-02-04 |
| 8347656 | Apparatus for and method of processing glass optical fiber, method of manufacturing and method of drawing optical fiber | Katsuhiko Watanabe, Kiyoshi Arima, Hirokazu Sato, Yoshiharu Taga, Takashi Suzuki | 2013-01-08 |