Issued Patents All Time
Showing 1–25 of 41 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11635305 | Information processing apparatus and non-transitory computer readable medium | — | 2023-04-25 |
| 11163509 | Image processing apparatus and non-transitory computer readable medium storing image processing program | — | 2021-11-02 |
| 10136006 | Image processing device that processes an image by acquiring processing information based on a processing identifier | — | 2018-11-20 |
| 9940079 | Information processing apparatus, information processing method, and non-transitory computer readable medium | — | 2018-04-10 |
| 6549226 | Optical printer head | Yukihiko Shimizu | 2003-04-15 |
| 6541174 | Method using toner and developer for developing electrostatic image | Hirohide Tanikawa, Keita Nozawa, Kazuyoshi Hagiwara, Minoru Shimojo, Rika Shinba +2 more | 2003-04-01 |
| 6404454 | Optical printer and print head thereof | Yukihiko Shimizu | 2002-06-11 |
| 6243125 | Optical printer head for an optical printer | Tomohiko Yuge, Hideo Kato, Yuuichi Kimura | 2001-06-05 |
| 6232027 | Toner having negative triboelectric chargeability and image forming method | Satoshi Matsunaga, Yuichi Mizoh, Hirohide Tanikawa, Minekazu Endo, Tadashi Doujo +1 more | 2001-05-15 |
| 6226028 | Optical printer head which prevents dust from being generated therein or entering thereinto when in operation or disassembled | Tomohiko Yuge, Hideo Kato, Yuuichi Kimura | 2001-05-01 |
| 6191805 | Optical printer head and optical printer | Yukihiko Shimizu, Masao Saito, Kinya Ueda, Shigetaka Nakamura, Hiromichi Morishima +1 more | 2001-02-20 |
| 6187496 | Toner and developer for developing electrostatic image, process for production thereof and image forming method | Hirohide Tanikawa, Keita Nozawa, Kazuyoshi Hagiwara, Minoru Shimojo, Rika Shinba +2 more | 2001-02-13 |
| 6077638 | Toner and developer for developing electrostatic image, process for production thereof and image forming method | Hirohide Tanikawa, Keita Nozawa, Kazuyoshi Hagiwara, Minoru Shimojo, Rika Shinba +2 more | 2000-06-20 |
| 5716746 | Magnetic toner and process for producing magnetic toner | Yushi Mikuriya, Masayoshi Shimamura, Kuniko Kobayashi, Kazuyoshi Hagiwara, Masami Fujimoto | 1998-02-10 |
| D370251 | Protective cap for a valve on a gas cylinder | — | 1996-05-28 |
| 5447813 | Toner for developing electrostatic image and image forming method | Kazuyoshi Hagiwara, Minoru Shimojo, Masami Fujimoto, Kiyoshi Mizoe | 1995-09-05 |
| 5444614 | Apparatus for creating operation data concerning operating device | Mitsuru Saito | 1995-08-22 |
| 5436701 | Image forming method, image forming apparatus and apparatus unit | Minoru Shimojo, Kazuyoshi Hagiwara, Masami Fujimoto, Kiyoshi Mizoe | 1995-07-25 |
| 5406357 | Developer for developing electrostatic image, image forming method, image forming apparatus and apparatus unit | Kazuyoshi Hagiwara, Minoru Shimojyo, Masami Fujimoto, Kiyoshi Mizoe | 1995-04-11 |
| 5398314 | Apparatus for creating operation data concerning operating device | Mitsuru Saito | 1995-03-14 |
| 5354637 | Magnetic toner | Masayoshi Shimamura, Kuniko Kobayashi, Kazuyoshi Hagiwara, Yushi Mikuriya, Masami Fujimoto | 1994-10-11 |
| 5310812 | Binder resin for a toner for developing electrostatic images, and process for production thereof | Satoshi Yasuda, Kiichiro Sakashita, Yasuo Mitsuhashi, Seiichi Takagi, Shuichi Aita +1 more | 1994-05-10 |
| 5219947 | Binder resin for a toner for developing electrostatic images, and process for production thereof | Satoshi Yasuda, Kiichiro Sakashita, Yasuo Mitsuhashi, Seiichi Takagi, Shuichi Aita +1 more | 1993-06-15 |
| 5202213 | Developer with surface treated silicic acid for developing electrostatic image | Hirohide Tanikawa, Satoshi Yoshida, Masatsugu Fujiwara, Kiichiro Sakashita | 1993-04-13 |
| 5014089 | Developer in an image forming device having a binding resin and magnetic powder | Kiichiro Sakashita, Hirohide Tanikawa, Naoki Matsushige, Satoshi Yoshida, Masatsugu Fujiwara +1 more | 1991-05-07 |