Issued Patents All Time
Showing 1–25 of 47 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10488772 | Electrostatic-image developing toner, electrostatic image developer, and toner cartridge | Shinichi Yaoi, Asafumi FUJITA, Seijiro Ishimaru | 2019-11-26 |
| 10353310 | Electrostatic-image developing toner, electrostatic image developer, and toner cartridge | Asafumi FUJITA, Shinichi Yaoi, Seijiro Ishimaru | 2019-07-16 |
| 9915886 | Image forming apparatus, electrostatic charge image developer, and electrostatic charge image developing toner | Asafumi FUJITA, Shinichi Yaoi, Seijiro Ishimaru | 2018-03-13 |
| 9874827 | Electrostatic charge image developing toner, electrostatic charge image developer, and toner cartridge | Shinichi Yaoi, Asafumi FUJITA, Seijiro Ishimaru | 2018-01-23 |
| 9726993 | Electrostatic charge image developing toner, electrostatic charge image developer, and toner cartridge | Shinichi Yaoi | 2017-08-08 |
| 8802340 | Electrophotographic toner, developer for electrophotography using the toner, process cartridge, and image forming apparatus using the same | Shinichi Yaoi | 2014-08-12 |
| 8709695 | Carrier for developing electrostatic charge image, developer for developing electrostatic charge image, image forming apparatus, and image forming method | — | 2014-04-29 |
| 8597865 | Electrostatic-image-developing toner, electrostatic image developer, image forming apparatus, and image forming method | Daisuke Ishizuka, Shinichi Yaoi | 2013-12-03 |
| 8435708 | Magenta toner for light fixing, developer for electrostatic image, developer cartridge, and image forming apparatus | Shinichi Yaoi | 2013-05-07 |
| 8097389 | Color toner for flash fusing, method for producing the same, and electrostatic image developer, process cartridge, and image forming apparatus using the same | — | 2012-01-17 |
| 7941073 | Toner cartridge | Seiichi Takagi, Takashi Hino, Tsutomu Uezono, Masanori Murase, Koichi Tanaka +1 more | 2011-05-10 |
| 7820349 | Toner for electrostatic latent image development, production method thereof, and developer for electrostatic latent image development | Seiichi Takagi, Takashi Imai, Susumu Yoshino, Katsumi Daimon, Emi Takahashi +2 more | 2010-10-26 |
| 7745080 | Color image forming developer, color image forming method, and color image forming device | Satoshi Takezawa | 2010-06-29 |
| 7678521 | Electrophotographic toner and image forming apparatus | Akiko Kimura, Shinichi Yaoi | 2010-03-16 |
| 7592115 | Carrier for electrostatic latent image developer, production method thereof, electrostatic latent image developer, and image-forming device | Sadaaki Yoshida | 2009-09-22 |
| 7585605 | Electrostatic latent image developer | — | 2009-09-08 |
| 7553432 | Infrared absorbent, electrophotographic toner, and image forming apparatus using electrophotographic toner | — | 2009-06-30 |
| 7427461 | Toner for developing electrostatic latent image, image forming apparatus and image forming method | Satoshi Takezawa | 2008-09-23 |
| 7416826 | Color toner for electrophotography and color toner set for electrophotography using the same, color developer for electrophotography, method for forming color image, and apparatus for forming color image | Tomoaki Tanaka | 2008-08-26 |
| 7410739 | Color image forming developer, color image forming method, and color image forming device | Satoshi Takezawa | 2008-08-12 |
| 7316882 | Image forming method | Yoshimichi Katagiri, Katsuji Ebisu, Yuzo Horikoshi, Takahiro Kashikawa | 2008-01-08 |
| 7316879 | Imaging color toner, color image forming method and color image forming apparatus | Shinichi Yaoi, Tomoaki Tanaka, Yoshimichi Katagiri | 2008-01-08 |
| 7254363 | Image-forming process and image-forming apparatus using flash fusing | Yoshimichi Katagiri | 2007-08-07 |
| 7252914 | Toner for electrophotography and developer for electrophotography using the same, process cartridge, apparatus for forming image, and method for forming image | Tomoaki Tanaka, Seijiro Ishimaru, Sadaaki Yoshida, Yoshimichi Katagiri | 2007-08-07 |
| 7250239 | Yellow toner for flash fixation, and electrophotographic developer and image forming method using the same | Satoshi Takezawa | 2007-07-31 |