Issued Patents All Time
Showing 25 most recent of 39 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9724963 | Hub unit | Satoshi Kitagawa | 2017-08-08 |
| 8518424 | Resin powder for dermatologic composition, skin cleansing agent and cosmetic composition using the powder, and preparation processes of the powder | Yuki Sasaki, Yasuo Matsumura, Etsuo Tominaga | 2013-08-27 |
| 7811736 | Image fixing method | — | 2010-10-12 |
| 7250453 | Anti-bacterial composite particles and anti-bacterial resin composition | Shuji Sakuma, Tomoki Saito, Yuki Sasaki, Yasuo Matsumura, Etsuo Tominaga | 2007-07-31 |
| 6268099 | Toners, process for the preparation thereof, developers and method of forming images | Atsuhiko Eguchi, Chiaki Suzuki | 2001-07-31 |
| 5928825 | Toner for developing electrostatic latent images | Atsuhiko Eguchi, Hideki Sakai, Takeo Kigami, Chiaki Suzuki | 1999-07-27 |
| 5849451 | Electrophotographic dry toner comprising inorganic particles | Yuka Ishihara, Chiaki Suzuki, Tetsu Torigoe, Atuhiko Eguchi | 1998-12-15 |
| 5665507 | Resin-coated carrier for electrophotographic developer | Masahiro Takagi, Masahito Shinoki | 1997-09-09 |
| 5650254 | Image formation process | Atsuhiko Eguchi, Haruhide Ishida, Yoshifumi Iida, Kaori Ohishi, Toshiyuki Yano | 1997-07-22 |
| 5482806 | Developer composition for electrostatic latent image comprising toner and carrier coated with inorganic oxide particles | Chiaki Suzuki, Tetsu Torigoe, Yoshihiko Iida, Takaichi Kimura | 1996-01-09 |
| 5463456 | Cleaning assistant used with a photosensitive drum unit for lowering charge memory | Yuichi Yashiki, Masahiko Hodumi, Yuzuru Ohki, Takashi Ito, Fumitaka Nakjajima +3 more | 1995-10-31 |
| 5422214 | Dry toner for developing electrostatic latent image, process for producing same, and image formation process using same | Reiko Akiyama, Chiaki Suzuki, Atuhiko Eguchi | 1995-06-06 |
| 5378572 | Electrophotographic dry toner and process for producing the same | Reiko Akiyama, Chiaki Suzuki, Atuhiko Eguchi | 1995-01-03 |
| 5340678 | Dry tower for developing electrostatic image, process for producing same, and image formation method using same | Chiaki Suzuki, Atuhiko Eguchi, Yuka Ishihara, Seiichi Takagi, Toshiyuki Yano +1 more | 1994-08-23 |
| 5178984 | Electrophotographic toner | Ikutaroh Nagatsuka, Atuhiko Eguchi | 1993-01-12 |
| 5176978 | Toner for electrostatic image and process of producing the same | Kouichi Kumashiro, Tetsu Torigoe, Chiaki Suzuki, Takaichi Kimura | 1993-01-05 |
| 5176979 | Electrophotographic toner having a surface treated silica particle | Atuhiko Eguchi, Ikutaroh Nagatsuka | 1993-01-05 |
| 5155000 | Toner composition containing TiO.sub.2 particles | Yasuo Matsumura, Masayuki Takeda, Chiaki Suzuki, Ikutaroh Nagatsuka | 1992-10-13 |
| 5155681 | Mobile apparatus for coke oven | Mitsunori Tsuruhara | 1992-10-13 |
| 5110703 | Carrier for developer | Ikutaroh Nagatsuka, Chiaki Suzuki, Masayuki Takeda, Yasuo Matsumura | 1992-05-05 |
| 5085963 | Dry developer with polyethylene powder | Chiaki Suzuki, Koichi Kumashiro, Tetsu Torigoe, Takaichi Kimura | 1992-02-04 |
| 5059504 | Carrier for developer | Masayoshi Shinoki, Masahiro Takagi, Ikutaroh Nagatsuka, Koichi Kumashiro, Masayuki Takeda | 1991-10-22 |
| 5037717 | Developer composition for electrophotography comprising fine particles | Yukihiro Ishii, Koichi Tanaka, Shigeru Sadamatsu | 1991-08-06 |
| 5013626 | Carrier of a magnetic powder dispersed type | Yasuo Matsumura, Ikutaroh Nagatsuka, Masao Mochizuki | 1991-05-07 |
| 4965160 | Electrophotographic developer carrier particles coated with binder resin | Ikutaroh Nagatsuka, Yasuo Matsumura, Masayuki Takeda, Chiaki Suzuki | 1990-10-23 |