Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12306574 | Air ventilation structure in image forming apparatus | Takashi Fujita | 2025-05-20 |
| 12305005 | Resin composition with lignin skeleton and resin composition molded article | Masamitsu Funaoka | 2025-05-20 |
| 11586119 | Electrophotographic photoconductor, method of manufacturing the same, and electrophotographic device | Shinjiro Suzuki, Fengqiang Zhu, Masaru Takeuchi | 2023-02-21 |
| 11506987 | Electrophotographic photoreceptor, method of manufacturing the photoreceptor, and electrophotographic device | Shinjiro Suzuki, Fengqiang Zhu | 2022-11-22 |
| 11106003 | Lens barrel and imaging apparatus | — | 2021-08-31 |
| 11073770 | Electrophotographic photoreceptor, production method thereof, and electrophotographic apparatus | Fengqiang Zhu, Shinjiro Suzuki, Masaru Takeuchi | 2021-07-27 |
| 11073771 | Electrophotographic photoconductor, method of manufacturing the same, and electrophotographic device including the same | Shinjiro Suzuki, Fengqiang Zhu | 2021-07-27 |
| 10641985 | Lens barrel and optical apparatus | — | 2020-05-05 |
| 10585364 | Electrophotographic photoreceptor, method for producing the same, and electrophotographic device including the same | Shinjiro Suzuki, Fengqiang Zhu, Yuji Ogawa, Hirotaka Kobayashi | 2020-03-10 |
| 10551754 | Method of producing an electrophotographic photoreceptor | Shinjiro Suzuki, Hirotaka Kobayashi | 2020-02-04 |
| 9846293 | Lens barrel, optical apparatus, and method of manufacturing the lens barrel | — | 2017-12-19 |
| 9703215 | Electrophotographic photoreceptor, method of producing same, and electrophotographic apparatus | Shinjiro Suzuki, Fengqiang Zhu | 2017-07-11 |
| 8582205 | Lens barrel and optical apparatus including the same | — | 2013-11-12 |
| 8465218 | Aperture unit and lens barrel including the same | — | 2013-06-18 |
| 8142085 | Aperture unit and lens barrel including the same | — | 2012-03-27 |
| 7800850 | Lens driving device, lens barrel, optical apparatus, and method for assembling lens driving device | — | 2010-09-21 |
| 7551369 | Lens barrel and optical apparatus | Chifuyu Tomita, Hiroyoshi Inaba, Youichi Iwasaki | 2009-06-23 |