Issued Patents All Time
Showing 1–25 of 40 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8905908 | Lubricant supplying method, supporting member and rotatable member unit | Minoru Matsuguma, Jun Miyamoto, Kenji Matsuda | 2014-12-09 |
| 7920806 | Coupling part, photosensitive drum, process cartridge and electrophotographic image forming apparatus | Shinya Noda, Shinichi Sasaki, Akihiro Toma, Isao Ikemoto, Kazushi Watanabe | 2011-04-05 |
| 7660545 | Coupling part, photosensitive drum, process cartridge and electrophotographic image forming apparatus | Shinya Noda, Shinichi Sasaki, Akihiro Toma, Isao Ikemoto, Kazushi Watanabe | 2010-02-09 |
| 7630661 | Coupling part, photosensitive drum, process cartridge and electrophotographic image forming apparatus | Shinya Noda, Shinichi Sasaki, Akihiro Toma, Isao Ikemoto, Kazushi Watanabe | 2009-12-08 |
| 7489885 | Coupling part, photosensitive drum, process cartridge and electrophotographic image forming apparatus | Shinya Noda, Shinichi Sasaki, Akihiro Toma, Isao Ikemoto, Kazushi Watanabe | 2009-02-10 |
| 7231161 | Coupling part, photosensitive drum, process cartridge and electrophotographic image forming apparatus | Shinya Noda, Shinichi Sasaki, Akihiro Toma, Isao Ikemoto, Kazushi Watanabe | 2007-06-12 |
| 7092655 | Coupling part, photosensitive drum, process cartridge and electrophotographic image forming apparatus | Shinya Noda, Shinichi Sasaki, Akihiro Toma, Isao Ikemoto, Kazushi Watanabe | 2006-08-15 |
| 7062199 | Process cartridge remanufacturing method | Yoshiyuki Kakumi | 2006-06-13 |
| 6999696 | Coupling part, photosensitive drum, process cartridge and electrophotographic image forming apparatus | Shinya Noda, Shinichi Sasaki, Akihiro Toma, Isao Ikemoto, Kazushi Watanabe | 2006-02-14 |
| 6763209 | Process cartridge remanufacturing method | Satoshi Yasuda, Takayoshi Hoshi | 2004-07-13 |
| 6735404 | Process cartridge and remanufacturing method therefor | Satoshi Yasuda, Takayoshi Hoshi | 2004-05-11 |
| 6721520 | Remanufacturing method for process cartridge | Satoshi Yasuda, Yoshiyuki Kakumi | 2004-04-13 |
| 6714751 | Connecting pin for process cartridge, and process cartridge | Noboru Koumura, Ryozo Yanagisawa | 2004-03-30 |
| 6643482 | Remanufacturing method for process cartridge | Satoshi Yasuda, Yoshiyuki Kakumi | 2003-11-04 |
| 6643481 | Remanufacturing method for process cartridge | Satoshi Yasuda, Yoshiyuki Kakumi | 2003-11-04 |
| 6615008 | Remanufacturing method for process cartridge | Satoshi Yasuda, Yoshiyuki Kakumi | 2003-09-02 |
| 6577829 | REMANUFACTURING METHOD FOR A PROCESS CARTRIDGE HAVING A TONER SEAL THAT IS UNSEALED UPON THE START OF USE OF THE CARTRIDGE COMPRISING THE STEPS OF SEPARATING FIRST AND SECOND UNITS OF THE CARTRIDGE AND RECOUPLING THE UNITS WITHOUT REMOUNTING THE TONER SEAL | Satoshi Yasuda, Yoshiyuki Kakumi | 2003-06-10 |
| 6574445 | Method of remanufacturing process cartridge including additional seal mounting step | Satoshi Yasuda, Yoshiyuki Kakumi | 2003-06-03 |
| 6519430 | Remanufacturing method comprising developing blade dismounting and mounting steps | Satoshi Yasuda, Yoshiyuki Kakumi | 2003-02-11 |
| 6505020 | Remanufacturing method of process cartridge | Yoshiyuki Kakumi | 2003-01-07 |
| 6493527 | Process cartridge | Yoshiyuki Kakumi | 2002-12-10 |
| 6473577 | Process cartridge remanufacturing method | Yoshiyuki Kakumi | 2002-10-29 |
| 6415111 | Process cartridge and image forming apparatus having process cartridge that has a plurality of measuring electrode members | — | 2002-07-02 |
| 6400914 | Coupling part, photosensitive drum, process cartridge and electrophotographic image forming apparatus | Shinya Noda, Shinichi Sasaki, Akihiro Toma, Isao Ikemoto, Kazushi Watanabe | 2002-06-04 |
| 6397025 | Process cartridge remanufacturing method | Yoshiyuki Kakumi | 2002-05-28 |