Issued Patents All Time
Showing 1–25 of 40 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D1033406 | Microphone | Yusuke Sano, Shioto Okita, Katsuhisa Ida | 2024-07-02 |
| D981375 | Microphone | Shioto Okita, Yusuke Sano, Katsuhisa Ida | 2023-03-21 |
| 11137340 | Particle detection sensor and particle detection apparatus | Yoshifumi Masuda | 2021-10-05 |
| 10775727 | Image forming apparatus with a charging amount acquisition unit that performs a charging amount acquisition operation for forming a measurement toner image on an image carrier | Koji Suenami, Yasushi Imanishi, Tamotsu Shimizu | 2020-09-15 |
| 10698337 | Image forming apparatus with developer information acquisition unit that acquires information relating to deterioration of developer based on an acquired toner charging amount | Tamotsu Shimizu, Yasuhiro Tauchi, Eiji Gyotoku, Yu Sasaki | 2020-06-30 |
| 10691052 | Image forming apparatus | Tamotsu Shimizu, Yasuhiro Tauchi, Kenichi Tamaki, Koji Suenami | 2020-06-23 |
| 10481522 | Developing device with developing roller and thickness regulating member and image forming apparatus provided with same | Tamotsu Shimizu, Yasuhiro Tauchi | 2019-11-19 |
| 10345738 | Stirring/conveying member, and developing device and image forming apparatus therewith | — | 2019-07-09 |
| 10185281 | Image forming apparatus provided with a photosensitive member having a photosensitive layer and a surface protection layer which is formed on the surface of the photosensitive layer and which has a hardness higher than that of the photosensitive layer | Tamotsu Shimizu, Yoshihiro Yamagishi, Koji Uno, Kenichi Kasama, Yuta Kitabayashi +1 more | 2019-01-22 |
| 10175608 | Developing device and image forming apparatus provided with same | Kenichi Tamaki, Tamotsu Shimizu | 2019-01-08 |
| 9377718 | Image forming apparatus and developer supply method | Koji Kuramashi | 2016-06-28 |
| 9366995 | Developing device and image forming apparatus provided with same | Masaru Hatano, Yu Sasaki, Ryo Taniguchi, Eiji Gyotoku, Koji Kuramashi | 2016-06-14 |
| 9323179 | Developing unit and image forming apparatus | Tamotsu Shimizu, Shizuka Okada, Takefumi Yotsutsuji | 2016-04-26 |
| 9310718 | Development device and image forming apparatus including the same | Tamotsu Shimizu, Shizuka Okada, Takefumi Yotsutsuji | 2016-04-12 |
| 9304479 | Image forming apparatus | Tamotsu Shimizu, Ryo Taniguchi | 2016-04-05 |
| 9282275 | Television and electronic apparatus | Tomohiro Hamada, Seiji Hashimoto | 2016-03-08 |
| 9232171 | Electronic apparatus with cooling unit | Yuusuke Sugiura | 2016-01-05 |
| 9086480 | Optical distance-measuring device and electronic device | Hideo Wada, Masaru Kubo | 2015-07-21 |
| 9031472 | Developing device with a developer conveying member having paddles connecting spiral blades at one circumferential position and image forming apparatus with such a developing device | Takefumi Yotsutsuji, Takahisa Nakaue, Tamotsu Shimizu, Minoru Wada, Shizuka Okada | 2015-05-12 |
| 8958724 | Developing device and image forming apparatus | Takahisa Nakaue, Minoru Wada, Shizuka Okada, Takefumi Yotsutsuji, Tamotsu Shimizu | 2015-02-17 |
| 8780330 | Optical distance-measuring device and electronic device | Hideo Wada, Masaru Kubo | 2014-07-15 |
| 8531838 | Television apparatus and electronic device | — | 2013-09-10 |
| 8390793 | Optical ranging sensor and electronic equipment | Hideo Wada, Masaru Kubo, (Jason) Chih-Hung Lu | 2013-03-05 |
| 8384011 | Optical detection device and electronic equipment for detecting at least one of an X-coordinate and a Y-coordinate of an object | Hideo Wada, Masaru Kubo | 2013-02-26 |
| 8373128 | Optical ranging sensor and electronic device | Masaru Kubo | 2013-02-12 |