Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12187568 | Drive unit, sheet conveyor, and image forming apparatus | — | 2025-01-07 |
| 12111600 | Powder conveying device and image forming apparatus incorporating same | Seiichi Kogure, Hideki Kimura, Hiroshi Kikuchi, Yusuke Ishizuka, Yutaka Takahashi +3 more | 2024-10-08 |
| 11789385 | Transfer bias and pressure in an image forming apparatus | Yuuki Aoki, Seiichi Kogure, Hideki Kimura, Hiroshi Kikuchi, Yutaka Takahashi +3 more | 2023-10-17 |
| 10997400 | Interest maintaining system and server | Motokazu Iwasaki, Genki Fukatsu, Keisaku Nakamura, Satoko Kikuchi, Masaru WATABIKI +4 more | 2021-05-04 |
| 9904247 | Cooling device and image forming apparatus incorporating the cooling device | Takahiro Ogino | 2018-02-27 |
| 7509052 | Optical receiver, optical transmitter and optical transceiver | Asako Ikeda, Shigeyuki Sakura | 2009-03-24 |
| 7248800 | Optical receiver, optical transmitter and optical transceiver | Asako Ikeda, Shigeyuki Sakura | 2007-07-24 |
| 6767138 | Optical receptacle | Akihiro Miyachi, Masashi Seto, Hideo Tamura | 2004-07-27 |
| D489038 | Photoelectric conversion device | — | 2004-04-27 |
| D488773 | Photoelectric conversion device | — | 2004-04-20 |
| D488125 | Photoelectric conversion device | — | 2004-04-06 |
| D487723 | Photoelectric conversion device | — | 2004-03-23 |
| 6709166 | Connector assembly with multi-part housing | Akihiro Miyachi, Masashi Seto, Hideo Tamura, Kenji Watanabe | 2004-03-23 |
| D483011 | Photoelectric conversion device | — | 2003-12-02 |
| 6347859 | Injet print head and injet recorder | Hiroshi Kawakami, Yo Saito, Takeshi Tomizawa | 2002-02-19 |
| 5239605 | Optical signal receiver module having light receiver unit and amplifier unit fixed together by a receiver output terminal inserted in an amplifier unit substrate hole | — | 1993-08-24 |