Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8551678 | Electrophotographic photoreceptor, image forming method, image forming apparatus | — | 2013-10-08 |
| 8036577 | Image forming method and image forming apparatus | Shinichi Yabuki, Chigusa Yamane | 2011-10-11 |
| 7625683 | Image forming method, a processing cartridge and an image forming method using the same | Masao Asano, Keiichi Inagaki | 2009-12-01 |
| 7560209 | Electrophotographic image forming apparatus and image forming unit | Takao Fukaya, Tsuyoshi Shimoda, Shinichi Hamaguchi | 2009-07-14 |
| 7541125 | Organic photoconductor, manufacturing method thereof, and process cartridge and image formation apparatus using the same photoconductor | Keiichi Inagaki, Nobuaki Kobayashi | 2009-06-02 |
| 7531282 | Organic photoreceptor, image forming apparatus, image forming method and process cartridge | Yoshihiko Eto | 2009-05-12 |
| 7529504 | Organic photoconductor, process cartridge and image forming apparatus both employing the same | Keiichi Inagaki | 2009-05-05 |
| 7466326 | Image forming method and image forming apparatus | Masao Asano, Hiroshi Yamazaki, Yoshihiko Eto | 2008-12-16 |
| 7459256 | Image forming method and image forming apparatus | Akihiko Itami, Kunio Shigeta | 2008-12-02 |
| 7378212 | Image forming method, photoreceptor | Keiichi Inagaki | 2008-05-27 |
| 7041419 | Organic photoreceptor unit | Keiichi Inagaki | 2006-05-09 |
| 6933090 | Photosensitive member for electrophotography | Keiichi Inagaki, Takeshi Ishida | 2005-08-23 |
| 6368764 | Photosensitive member for electrophotography | Keiichi Inagaki, Teiko Edo | 2002-04-09 |
| 6365309 | Photosensitive member for electrophotography with specic surface protective layer | Keiichi Inagaki, Teiko Edo, Mitsutoshi Sakamoto | 2002-04-02 |
| 6280896 | Photosensitive member for electrophotography | Teiko Edo, Keiichi Inagaki | 2001-08-28 |
| 6120955 | Substrate for photosensitive member, photosensitive member, production method thereof and image forming apparatus using the photosensitive member | Teiko Yamaguchi, Keiichi Inagaki, Mitsutoshi Sakamoto | 2000-09-19 |
| 5395715 | Photosensitive member having photosensitive layer which comprises amino compound as charge transporting material | Hideaki Ueda, Keiichi Inagaki, Yuki Shimada | 1995-03-07 |
| 5380613 | Photosensitive member comprising electronattracting compound and hindered phenol compound | Hideaki Ueda, Keiichi Inagaki, Yuki Shimada | 1995-01-10 |
| 5294510 | Photosensitive member containing specific coumarin fluorescent bleaching agent | Hideaki Ueda, Kimiyuki Ito, Yuki Shimada | 1994-03-15 |
| 5166019 | Photosensitive member comprising specified distyryl compound as charge transporting material | Hideaki Ueda, Keiichi Inagaki | 1992-11-24 |