Issued Patents All Time
Showing 1–25 of 50 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9182689 | Electrostatic image developing toner, electrostatic image developer, toner cartridge, process cartridge, image forming method, and image forming apparatus | Satoshi KAMIWAKI, Susumu Yoshino | 2015-11-10 |
| 9081317 | Positively chargeable toner, electrostatic charge image developer, toner cartridge, image forming method, and image forming apparatus | Atsushi Sugawara, Noriyuki Mizutani, Akira Matsumoto, Yusuke Ikeda, Satoshi KAMIWAKI +1 more | 2015-07-14 |
| 8859175 | Transparent toner for developing electrostatic latent image, electrostatic latent image developer, toner cartridge, process cartridge, image forming apparatus and image forming method | Atsushi Sugawara, Masaru Takahashi, Yasuo Kadokura | 2014-10-14 |
| 8852838 | Electrostatic charge image developing toner, electrostatic charge image developer, toner cartridge, process cartridge, image forming apparatus, and image forming method | Satoshi KAMIWAKI, Akira Matsumoto, Yukiaki NAKAMURA, Yusuke Ikeda | 2014-10-07 |
| 8785098 | Transparent toner for electrostatic latent image development, method for producing the same, electrostatic latent image developer, toner cartridge, process cartridge, and image forming apparatus | Masaru Takahashi, Atsushi Sugawara, Yasuo Kadokura | 2014-07-22 |
| 8771911 | Magenta toner for electrophotography, developer, toner cartridge, process cartridge, image forming apparatus, and image forming method | Satoshi KAMIWAKI, Akira Matsumoto, Yusuke Ikeda, Yukiaki NAKAMURA | 2014-07-08 |
| 8770589 | Shaft-seal device for high-temperature fluid | Taiji Hashimoto, Tao Hu, Eiji Okumachi | 2014-07-08 |
| 8758967 | Transparent toner and toner image using the same, electrostatic latent image developer, toner cartridge, process cartridge, image forming apparatus, and image forming method | Koji Sasaki, Tetsuya Taguchi, Atsushi Sugawara, Yukiaki NAKAMURA | 2014-06-24 |
| 8652727 | Transparent toner and toner image using the same, electrostatic latent image developer, toner cartridge, process cartridge, image forming apparatus, and image forming method | Atsushi Sugawara, Tetsuya Taguchi, Yukiaki NAKAMURA, Koji Sasaki | 2014-02-18 |
| 8592112 | Orange toner and toner cartridge for storing the same, orange developer and process cartridge for storing the same, color toner set, and image forming apparatus | Satoshi Yoshida, Akira Matsumoto, Yusuke Ikeda | 2013-11-26 |
| 8563208 | Electrostatic charge image developing toner and method of producing the same, electrostatic charge image developer, toner cartridge, process cartridge, and image forming device | Hiroshi Nakazawa, Hirokazu Hamano | 2013-10-22 |
| 8465894 | Red toner for electrostatic image development, developer for electrostatic image development, toner set for electrostatic image development, developer set for electrostatic image development and image forming apparatus | Kiyohiro YAMANAKA, Satoshi Yoshida | 2013-06-18 |
| 8431301 | Toner for developing electrostatic charge image, electrostatic charge image developer, toner cartridge, process cartridge, and image forming apparatus | Kiyohiro YAMANAKA, Hirokazu Hamano, Eisuke Iwazaki, Hiroshi Nakazawa | 2013-04-30 |
| 8389187 | Transparent toner for electrostatic latent image developing, electrostatic latent image developer, toner cartridge, process cartridge, image forming apparatus and image forming method | Yasuo Kadokura, Atsushi Sugawara, Masaru Takahashi, Yusuke Ikeda | 2013-03-05 |
| 8329375 | Electrostatic charge image developing toner and method of producing the same, electrostatic charge image developer, toner cartridge, process cartridge, and image forming device | Hiroshi Nakazawa, Hirokazu Hamano | 2012-12-11 |
| 8268522 | Toner set for electrostatic image development, image forming method and image forming apparatus | Yasuo Kadokura, Yusuke Ikeda, Yukiaki NAKAMURA, Susumu Yoshino | 2012-09-18 |
| 8216754 | Electrostatic-image-developing toner and preparation process thereof, electrostatic image developer, toner cartridge, process cartridge, image forming method and image forming apparatus | Yusuke Ikeda, Susumu Yoshino, Yukiaki NAKAMURA, Yasuo Kadokura | 2012-07-10 |
| 8021813 | Electrostatic-image-developing toner, method of producing the same, electrostatic image developer, image forming method and image forming apparatus | Shuji Sato, Eisuke Iwazaki, Atsushi Sugawara, Hiroshi Nakazawa | 2011-09-20 |
| 8016264 | Rotary-valve and adsorption separation system | Kenji Takemasa, Toshihiko Fuse, Mitsuru Kudari | 2011-09-13 |
| 7901857 | Electrostatic latent image developing toner, production method thereof, electrostatic latent image developer, and image forming method | Hiroshi Nakazawa, Takao Ishiyama | 2011-03-08 |
| 7892717 | Toner for electrostatic image development, electrostatic image developer and image forming method using the same | Shuji Sato, Hiroshi Nakazawa, Takeshi Shoji, Eiji Kawakami, Atsushi Sugawara +1 more | 2011-02-22 |
| 7883093 | Mechanical seal | Makoto Ueda, Satoshi Fujiwara, Mitsuru Kudari | 2011-02-08 |
| 7867683 | Toner, method of producing the same, developer, and image forming apparatus | Toyofumi Inoue, Masataka Kuribayashi, Masashi Ikeda, Takafumi Koide | 2011-01-11 |
| 7759040 | Image forming method | Noriyuki Mizutani, Yuusaku Shibuya, Toshiyuki Yano | 2010-07-20 |
| 7726659 | Static pressure type non-contact gas seal | Satoshi Fujiwara, Mitsuru Kudari | 2010-06-01 |