Issued Patents All Time
Showing 26–37 of 37 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6671484 | Image forming apparatus having developing device with magnet roller with particular magnetic flux density | Tsukuru Kai | 2003-12-30 |
| 6658227 | Development method apparatus, image formation and process cartridge for suppressing variation in toner charge | Hajime Oyama, Tsukuru Kai, Katsuhiro Aoki, Takashi Hodoshima, Ichiro Kadota | 2003-12-02 |
| 6505014 | Image forming apparatus and an image forming process unit | Katsuhiro Aoki, Hisashi Shoji, Tsukuru Kai, Hajime Oyama, Noriyoshi Tarumi +1 more | 2003-01-07 |
| 6469960 | Magneto-optical storage apparatus capable of adjusting the magnetic field strength | — | 2002-10-22 |
| 6412888 | Rubber pad and lock pin for iron crawler belt | — | 2002-07-02 |
| 6070345 | Bucket tool for a power shovel | Tsuyoshi Akaki | 2000-06-06 |
| 5837786 | Process for producing polyester | Yasuaki Urabe, Toshiharu Mitani | 1998-11-17 |
| 5729262 | Ink jet head including phase transition material actuators | Yoshikazu Akiyama, Tomoyuki Yamaguchi, Kakuji Murakami | 1998-03-17 |
| 5650428 | Arylsulfonamide derivative and pharmaceutical compositions and use thereof | Masayuki Ohmori, Shin-Ichi Sawamura, Takehiro Yamamoto, Yoshiko Kawada, Shihoko Maeda +3 more | 1997-07-22 |
| 5638842 | Device for removing a film-like image forming substance from a recording medium | Toshiaki Tokita, Akiko Konishi, Kakuji Murakami, Kiyoshi Tanikawa | 1997-06-17 |
| 5619765 | Device for removing a film-like image forming substance | Toshiaki Tokita, Akiko Konishi, Kakuji Murakami, Toshiaki Takahashi | 1997-04-15 |
| 5504010 | Method for transferring sample | Toshiharu Mitani, Yoshiro Hisatomi | 1996-04-02 |