Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12352193 | Dump truck | Hidetoshi Namai | 2025-07-08 |
| 11609535 | Image forming apparatus having guide members for detachably inserting cartridges | Kiyohito HORII, Kenji Suzuki | 2023-03-21 |
| 11520250 | Developing device with filter and a plurality of air exit paths and image forming apparatus | Kiyohito HORII, Taiyou Uehara, Takashi Ochi, Shota IGAWA | 2022-12-06 |
| 11385590 | Image carrier unit and image forming apparatus | Tomohiro Shimada | 2022-07-12 |
| 11305591 | Pneumatic tire | — | 2022-04-19 |
| 10167918 | Valve | Masahiro Miwa | 2019-01-01 |
| 10138976 | Valve | Masahiro Miwa | 2018-11-27 |
| 9879777 | Shock absorber and piston | Yukimasa Kobayashi, Hideki Yamada | 2018-01-30 |
| 9662948 | Knuckle bracket and pair of knuckle brackets | Shotaro Asaoka, Kazuhiro Setoguchi | 2017-05-30 |
| 9639022 | Power supply structure, charging device, assembly, and image forming apparatus | — | 2017-05-02 |
| 9557678 | Charging device having a holding member that holds a charging member and a cleaning member, and image forming apparatus using the charging device | Shiro Ohashi, Naoki Onishi, Tatsuya Soga | 2017-01-31 |
| 9535262 | Optical member and method of manufacturing optical member | Yuko Imai | 2017-01-03 |
| 9207578 | Powder container and image forming apparatus | Kazunori Koshimori, Shota Makita, Koutarou Yoshihara | 2015-12-08 |
| 9176426 | Powder container and image forming apparatus | Kazunori Koshimori, Shota Makita, Koutarou Yoshihara | 2015-11-03 |
| 8958725 | Powder container having shield for shutter and image forming apparatus mounted with the same | Kazunori Koshimori, Shota Makita, Koutarou Yoshihara | 2015-02-17 |
| D712455 | Toner cartridge | Kaunori Koshimori | 2014-09-02 |
| D712459 | Toner cartridge | Kazunori Koshimori, Masaya Okamoto, Kaoru Watanabe | 2014-09-02 |
| D712460 | Toner cartridge | Kazunori Koshimori | 2014-09-02 |
| D712462 | Toner cartridge | Kazunori Koshimori, Masaya Okamoto, Kaoru Watanabe | 2014-09-02 |
| 8432624 | Optical article and method for producing the same | Mitsuhiro Toda | 2013-04-30 |
| 8077405 | Optical article and method for producing the same | Mitsuhiro Toda | 2011-12-13 |
| 7922325 | Optical article and method for producing the same | Mitsuhiro Toda | 2011-04-12 |