Issued Patents All Time
Showing 26–42 of 42 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8628900 | Electrostatic charge image developing toner, electrostatic charge image developer, toner cartridge, process cartridge, image forming apparatus, and image forming method | Yasuo Kadokura, Shunsuke NOZAKI, Hideaki Yoshikawa, Shinichiro Kawashima, Sakae TAKEUCHI +2 more | 2014-01-14 |
| 8597866 | Method of producing a carrier for electrophotography and method of producing a developer for electrophotography | Norihito Fukushima, Shunsuke NOZAKI, Michio Take | 2013-12-03 |
| 8507167 | Toner for developing electrostatic charge image, electrostatic charge image developer, toner cartridge, process cartridge and image forming apparatus | Yutaka Saito, Michio Take, Yoshifumi Iida, Motoko Sakai, Katsuyuki Kitajima | 2013-08-13 |
| 8455168 | Electrophotographic developer, developer cartridge, process cartridge, and image forming apparatus | Fusako Kiyono, Toshiaki Hasegawa, Takeshi Shoji | 2013-06-04 |
| 8394567 | Toner, developer, toner cartridge, process cartridge, and image forming apparatus | Satoshi KAMIWAKI, Akira Matsumoto | 2013-03-12 |
| 8383308 | Positively chargeable two-component developer, image forming method, and image forming apparatus | Daisuke Ishizuka, Michio Take, Seijiro Ishimaru, Chiaki Suzuki | 2013-02-26 |
| 8318399 | Electrostatic charge image development carrier, electrostatic charge image developer, process cartridge, image forming apparatus, and image forming method | Toshiaki Hasegawa, Takeshi Shoji, Fusako Kiyono | 2012-11-27 |
| 7776502 | Toner for developing electrostatic charge image, electrostatic charge image developer, image forming method and image forming apparatus | Norihito Fukushima, Rieko Kataoka, Toshiyuki Yano | 2010-08-17 |
| 6746810 | Image formation method, replenishing toner used in this method and method of producing the same, and carrier-containing toner cartridge | Chiaki Suzuki, Masahiro Takagi, Atsuhiko Eguchi, Satoshi Inoue, Masahiro Uchida +4 more | 2004-06-08 |
| 6673502 | Carrier for development of electrostatic latent image, electrostatic latent image developer and image forming method | Hiroshi Nakazawa, Tomohito Nakajima, Masahiro Takagi, Atsuhiko Eguchi | 2004-01-06 |
| 6489075 | Toner for developing electrostatic latent image, process for producing the same, developer for developing electrostatic latent image, and process for forming image | Chiaki Suzuki, Masahiro Takagi, Satoshi Inoue, Yosuke Tsurumi, Kozo Ota +2 more | 2002-12-03 |
| 6479206 | Toner for developing electrostatic latent image, process for producing the same, developer for developing electrostatic latent image, and process for forming image | Chiaki Suzuki, Masahiro Takagi, Satoshi Inoue, Yosuke Tsurumi, Kozo Ota +2 more | 2002-11-12 |
| 6447972 | Charging member for development of electrostatic latent image, electrostatic latent image developer, and magnetic sleeve | Tomohito Nakajima, Kozo Ota, Chiaki Suzuki | 2002-09-10 |
| 6403271 | Toner for developing electrostatic latent image, process for producing the same, developer for developing electrostatic latent image, and process for forming image | Chiaki Suzuki, Masahiro Takagi, Satoshi Inoue, Yosuke Tsurumi, Kozo Ota +2 more | 2002-06-11 |
| 6040102 | Electrostatic latent image developer and image forming method | Shinpei Takagi, Noriyuki Mizutani, Yasuhiro Oya, Haruhide Ishida | 2000-03-21 |
| 5849448 | Carrier for developer of electrostatic latent image, method for making said carrier | Susumu Yoshino, Satoshi Inoue, Kaori Ohishi, Shinpei Takagi, Noriyuki Mizutani | 1998-12-15 |
| 5629120 | Electrostatic image developing carrier and electrostatic image developer | Manabu Serizawa, Ikutaroh Nagatsuka, Haruhide Ishida | 1997-05-13 |