Issued Patents All Time
Showing 25 most recent of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7210103 | Printed book publishing system and management method for printed book publishing | Seitarou Kasahara, Mitsuo Motohashi, Akira Kinoshita, Masahiko Kamei, Yuichi Atarashi +4 more | 2007-04-24 |
| 6442368 | Finishing technology in image forming system | Masari Ohtsuka, Kimikazu Saitoh, Tetsuhiro Kodera, Seitaro Kasahara | 2002-08-27 |
| 6148172 | Image forming apparatus having means for enhancing accuracy of conveyance of recording sheets | Takanori Kanda, Akira Kosugi, Keisuke Tanaka, Daisuke Ueda, Minoru Asakawa +5 more | 2000-11-14 |
| 6118972 | Image forming apparatus and image forming method | Hirohiko Yamazaki, Takeo Morohashi | 2000-09-12 |
| 6094552 | Image forming apparatus for printing images in accordance with at least one of first information and second information | Satoshi Haneda, Kunio Shigeta, Yotaro Sato, Tadayoshi Ikeda, Masakazu Fukuchi | 2000-07-25 |
| 6032018 | Sheet guiding member for guiding a sheet having a toner image on its surface and image forming apparatus | Hiroshi Matsumoto | 2000-02-29 |
| 5973716 | Image forming apparatus | Shinji Morita, Yasuo Tsurubuchi | 1999-10-26 |
| 5920744 | Image forming apparatus and method for efficiently forming images even after the occurrence of a jam | Masakazu Fukuchi, Tadayoshi Ikeda, Satoshi Haneda, Kunio Shigeta, Yotaro Sato | 1999-07-06 |
| 5875372 | Image forming apparatus | Yotaro Sato, Kunio Shigeta, Satoshi Haneda, Tadayoshi Ikeda, Masakazu Fukuchi | 1999-02-23 |
| 5826143 | Image forming apparatus with two transfer means | Satoshi Haneda, Kunio Shigeta, Yotaro Sato, Masakazu Fukuchi, Tadayoshi Ikeda | 1998-10-20 |
| 5822666 | Image forming apparatus including a mechanism for eliminating mechanical shock caused by a cleaning device | Satoshi Haneda, Kunio Shigeta, Yotaro Sato, Tadayoshi Ikeda, Masakazu Fukuchi | 1998-10-13 |
| 5768655 | Image forming apparatus and control method thereof | Kunihisa Yoshino, Yoshiko Matsuoka, Jun Yokobori, Michio Osada | 1998-06-16 |
| 5761573 | Image forming apparatus for double-sided image formation with properly adjusted image density or color tone for each side | Satoshi Haneda, Kunio Shigeta, Yotaro Sato, Masakazu Fukuchi, Tadayoshi Ikeda | 1998-06-02 |
| 5758204 | Duplex image forming apparatus with two image carriers and an image size discriminator | Satoshi Haneda, Kunio Shigeta, Yotaro Sato, Tadayoshi Ikeda, Masakazu Fukuchi | 1998-05-26 |
| 5272038 | Electrostatic image developing resin-coated carrier and method for producing the same | Meizo Shirose, Michiaki Ishikawa, Yoshiki Nishimori, Hiroyuki Takagiwa | 1993-12-21 |
| 5047305 | Electrostatic-image developing polyester toner with release agent | Masafumi Uchida, Jiro Takahashi, Hiroyuki Takagiwa, Toshiko Yajima | 1991-09-10 |
| 5021317 | Electrostatic latent image developer with toner particles surface treated with a polysiloxane having ammonium salt functional groups | Jiro Takahashi, Hiroyuki Takagiwa, Hiroya Masaki | 1991-06-04 |
| 4940644 | Toner for development of electrostatic images and image forming method by use thereof | Satoru Ikeuchi, Kunio Akimoto, Yoshio Takizawa | 1990-07-10 |
| 4935327 | Polyester toner with antioxidant for development of electrostatic latent image | Yoshio Takizawa, Jiro Takahashi, Satoru Ikeuchi | 1990-06-19 |
| 4882258 | Toner for development of electrostatic image and electrostatic latent image developer | Satoru Ikeuchi, Mitutaka Arai, Yuki Okuyama | 1989-11-21 |
| 4845006 | Toner and process for developing electrostatic latent images | Kiyoshi Tamaki | 1989-07-04 |
| 4795689 | Electrostatic image developing toner for use in heat-roller fixing | Satoru Ikeuchi, Kunio Akimoto, Yoshio Takizawa | 1989-01-03 |
| 4770969 | Heat fusible toners for developing electrostatic images | Meizo Shirose, Jiro Takahashi, Kenichi Kishi, Kiyoshi Tamaki | 1988-09-13 |
| 4600676 | Toner composition containing titanate coupling agent for electrophotography and method for producing said toner | Sadatugu Terada, Kiyoshi Tamaki, Hideki Murata, Tsuneo Wada, Hiroyuki Takagiwa | 1986-07-15 |
| 4486559 | Toner composition for the development of electrostatic latent images and a method of preparing the same | Hideki Murata, Sadatugu Terada, Kiyoshi Tamaki, Tsuneo Wada, Hiroyuki Takagiwa | 1984-12-04 |