Issued Patents All Time
Showing 1–25 of 37 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11215945 | Optical sensor and image forming apparatus | Yoshihiro Oba, Fumikazu Hoshi, Satoru Sugawara | 2022-01-04 |
| 10768095 | Optical sensor | Yoichiro Takahashi, Takeaki Shimokawa | 2020-09-08 |
| 10606204 | Optical sensor and image forming apparatus | Yoshihiro Oba, Fumikazu Hoshi, Satoru Sugawara | 2020-03-31 |
| 10292590 | Optical examination method and optical examination device | Yoichiro Takahashi, Toshihide Sasaki, Masayuki Fujiwara | 2019-05-21 |
| 10177530 | Optical sensor, optical examination device, and optical property detection method | Yoichiro Takahashi, Sunao Chubachi, Masayuki Fujiwara, Toshihide Sasaki, Kazuhiko Adachi | 2019-01-08 |
| 10175169 | Optical sensor, optical testing apparatus, and optical characteristics detection method | Yoichiro Takahashi | 2019-01-08 |
| 10067056 | Optical sensor, optical inspection device, and optical property detection method for detecting light propagated inside a test object | Masayuki Fujiwara, Yoichiro Takahashi, Toshihide Sasaki | 2018-09-04 |
| 10039452 | Optical sensor, optical testing device, and optical characteristic detection method | Yoichiro Takahashi, Satoru Sugawara, Takeaki Shimokawa, Okito Yamashita, Masaaki Sato | 2018-08-07 |
| 9831633 | Surface-emitting laser module, optical scanner device, and image forming apparatus | Satoru Sugawara, Yoshihiro Ohba, Kazuhiro Harasaka, Shunichi Sato, Kazuhiko Adachi | 2017-11-28 |
| 9696674 | Optical sensor and image forming apparatus | Yoshihiro Oba, Fumikazu Hoshi, Satoru Sugawara | 2017-07-04 |
| 9678006 | Optical sensor and image forming apparatus | Yoshihiro Ohba, Satoru Sugawara, Fumikazu Hoshi | 2017-06-13 |
| 9513216 | Optical sensor and image forming apparatus | Yoshihiro Ohba, Satoru Sugawara, Fumikazu Hoshi | 2016-12-06 |
| 9513218 | Optical sensor and image forming device incorporating the same | Yoshihiro Ohba, Satoru Sugawara, Fumikazu Hoshi | 2016-12-06 |
| 9429513 | Sensor apparatus and image forming apparatus incorporating same | Kazuhiko Adachi, Yoshihiro Oba, Fumikazu Hoshi, Sunao Chubachi, Yoshihiro MISAKA | 2016-08-30 |
| 9276377 | Surface-emitting laser module, optical scanner device, and image forming apparatus | Satoru Sugawara, Yoshihiro Ohba, Kazuhiro Harasaka, Shunichi Sato, Kazuhiko Adachi | 2016-03-01 |
| 9267886 | Optical sensor and image forming apparatus | Yoshihiro Ohba, Satoru Sugawara, Fumikazu Hoshi | 2016-02-23 |
| 9188530 | Sensor and image-forming apparatus | Fumikazu Hoshi, Satoru Sugawara, Yoshihiro Ohba | 2015-11-17 |
| 9170190 | Sensor device and image forming apparatus | Kazuma Goto, Yoshihiro Oba, Fumikazu Hoshi, Satoru Sugawara | 2015-10-27 |
| 9157853 | Moisture sensor, moisture detector, and image forming apparatus | Yoshihiro Oba, Fumikazu Hoshi, Satoru Sugawara | 2015-10-13 |
| 9103717 | Optical sensor and image forming apparatus configured to detect inside diffusely-reflected light | Yoshihiro Oba, Satoru Sugawara, Fumikazu Hoshi | 2015-08-11 |
| 8976216 | Light source unit, optical scanning device, and image forming apparatus | Yoshihiro Ohba, Satoru Sugawara | 2015-03-10 |
| 8971749 | Optical sensor and image forming apparatus | Yoshihiro Oba, Satoru Sugawara, Fumikazu Hoshi | 2015-03-03 |
| 8942583 | Optical sensor and image forming apparatus | Fumikazu Hoshi, Satoru Sugawara, Yoshihiro Oba | 2015-01-27 |
| 8916418 | Surface-emitting laser module, optical scanner device, and image forming apparatus | Satoru Sugawara, Yoshihiro Ohba, Kazuhiro Harasaka, Shunichi Sato, Kazuhiko Adachi | 2014-12-23 |
| 8803936 | Optical device capable of minimizing output variation due to feedback light, optical scanning apparatus, and image forming apparatus | Kazuhiko Adachi, Shunichi Sato, Satoru Sugawara | 2014-08-12 |