Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11169337 | Optical module and optical transmission equipment | Tetsuya Aoki, Koichi Takahashi | 2021-11-09 |
| 10844796 | Gas engine drive system and method of controlling gas engine | Tomoaki Kizuka, Yosuke Nonaka, Satoru Fukao, Shigeharu Fujihara, Towa Hirayama | 2020-11-24 |
| 10724495 | Gas engine system | Towa Hirayama, Hidekazu Iwasaki, Yosuke Nonaka, Tomoaki Kizuka, Shigeharu Fujihara +1 more | 2020-07-28 |
| 10487727 | Method of controlling gas engine | Yosuke Nonaka, Tomoaki Kizuka, Satoru Fukao, Shigeharu Fujihara, Towa Hirayama | 2019-11-26 |
| 10480426 | Method of controlling gas engine and gas engine drive system | Tomoaki Kizuka, Yosuke Nonaka, Satoru Fukao, Shigeharu Fujihara, Towa Hirayama | 2019-11-19 |
| 10480445 | Gas engine drive system | Yosuke Nonaka, Tomoaki Kizuka, Satoru Fukao, Shigeharu Fujihara, Towa Hirayama | 2019-11-19 |
| 10116116 | Printed circuit board and optical module | Osamu Kagaya, Koyu Takahashi | 2018-10-30 |
| 10007075 | Optical module and transmission device | Fumihide Maeda, Hiroki Irie, Toshikazu Ohtake | 2018-06-26 |
| 9703053 | Optical transceiver | Osamu Kagaya, Fumihide Maeda, Koichi Omori, Koji Takeguchi | 2017-07-11 |
| 9200559 | Combustion chamber for large gas engine | Tetsuo Tokuoka | 2015-12-01 |
| 9140229 | Knocking control system for gas engine | Tsukasa Imamura, Tomohiko Sugimoto, Tetsuo Tokuoka | 2015-09-22 |
| 8783226 | Knocking control system for gas engine | Tsukasa Imamura, Tomohiko Sugimoto, Tetsuo Tokuoka | 2014-07-22 |
| 8204351 | Optical module | Koichi Omori, Toshikazu Otake | 2012-06-19 |
| 8107823 | Optical transmission module | Toshikazu Ohtake, Osamu Yamada, Fumihide Maeda, Satoshi Motohiro | 2012-01-31 |
| 7766679 | Pluggable module and detaching jig thereof | Futoshi Endou, Toshikazu Ohtake, Satoshi Motohiro | 2010-08-03 |
| 7703994 | Optical transceiver module | Osamu Kagaya, Yasushi Kitajima | 2010-04-27 |
| 5260128 | Electromagnetic shielding sheet | Misao Kaneko | 1993-11-09 |
| 4992329 | Magnetic-shielding sheet | Kenzo Suzuki, Misao Kaneko, Noboru Ishikawa | 1991-02-12 |
| 4938219 | Electrocardiographic electrode | Kenzo Suzuki, Misao Kaneko, Hiroshi Kawamoto, Chuji Shimizu, Yasuaki Onodera | 1990-07-03 |