Issued Patents All Time
Showing 26–36 of 36 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7773923 | Developing apparatus and image forming apparatus | Katsuhiro Sakaizawa, Norio Takahashi, Rie Endo | 2010-08-10 |
| 7640150 | Method of judging the propriety of a positive electrode active material | Soichiro Kawakami, Katsuhiko Inoue, Nobuyuki Suzuki | 2009-12-29 |
| 7615313 | Electrode material for lithium secondary battery including particles having central portion and surface portion, electrode structure and lithium secondary battery | Soichiro Kawakami, Katsuhiko Inoue, Nobuyuki Suzuki | 2009-11-10 |
| 7463854 | Developing apparatus, processing cartridge, and image forming apparatus | Shinichi Nishida, Yasushi Shimizu, Katsunori Yokoyama, Naoto Kichijima, Hirokazu Usami | 2008-12-09 |
| 7440718 | Developing apparatus featuring image defect supression | Kenya Ogawa, Shuji Moriya, Naoto Kichijima, Yasushi Shimizu, Koichi Okuda | 2008-10-21 |
| 7383003 | Developing apparatus for preventing ghost images and uneven image density | Naoto Kichijima, Koichi Okuda, Yasushi Shimizu, Kenya Ogawa, Shuji Moriya | 2008-06-03 |
| 7378189 | Electrode material for lithium secondary battery, electrode structure employing electrode material, and lithium secondary battery having electrode structure | Soichiro Kawakami, Nobuyuki Suzuki | 2008-05-27 |
| 7379693 | Developing apparatus | Kenya Ogawa, Yasushi Shimizu, Shuji Moriya, Naoto Kichijima, Koichi Okuda | 2008-05-27 |
| 7251441 | Developing apparatus including magnetic field generating means, for use with a developer which includes a magnetic toner component | Kouichi Okuda, Yasushi Shimizu, Kenya Ogawa, Hikaru Osada, Shuji Moriya | 2007-07-31 |
| 7239831 | Image forming apparatus when a maximum developing bias voltage |V| max and surface potential Vd of a charged image bearing member satisfy: |V| max≦|Vd| | Kouichi Okuda, Yasunori Chigono, Yasushi Shimizu, Hikaru Osada, Shuji Moriya | 2007-07-03 |
| 7233758 | Developing apparatus featuring a developer carrying member with an elastic surface layer | Hikaru Osada, Kouichi Okuda, Yasushi Shimizu, Yasunori Chigono, Kenya Ogawa +1 more | 2007-06-19 |