Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10234783 | Carrier, developer, image forming apparatus, developer stored unit, and image forming method | Koichi Sakata, Tohru Suganuma, Shohichi Sugimoto, Hiroyuki Kishida, Kenichi Mashiko +1 more | 2019-03-19 |
| 10197948 | Developing device and image forming apparatus | Hitoshi Iwatsuki, Koichi Sakata, Toyoaki Tano, Kenichi Mashiko, Mariko Takii +5 more | 2019-02-05 |
| 10067438 | Electrostatic latent image developing white developer, image forming method, image forming apparatus, and process cartridge | Yoshihiro Murasawa, Hitoshi Iwatsuki, Mariko Takii, Koichi Sakata, Hiroyuki Kishida +2 more | 2018-09-04 |
| 9519234 | Carrier, two-component developer, supplemental developer, image forming method, process cartridge and image forming apparatus | Hiroyuki Kishida, Shigenori Yaguchi, Koichi Sakata, Hitoshi Iwatsuki, Toyoaki Tano | 2016-12-13 |
| 9304427 | Carrier for developing an electrostatic latent image, developer and image forming apparatus | Hitoshi Iwatsuki, Shigenori Yaguchi, Toyoaki Tano, Mariko Takii, Koichi Sakata +1 more | 2016-04-05 |
| 9298119 | Carrier for two-component developer, two-component developer using the carrier, and image forming method and process cartridge using the two-component developer | Shigenori Yaguchi, Koichi Sakata, Hitoshi Iwatsuki, Toyoaki Tano, Hiroyuki Kishida +1 more | 2016-03-29 |
| 9261817 | Replenishing developer housing container and image forming apparatus | Hitoshi Iwatsuki, Shigenori Yaguchi, Toyoaki Tano, Hiroyuki Kishida, Kenichi Mashiko +7 more | 2016-02-16 |
| 9229347 | Carrier for two-component developer, two-component developer using the carrier, and process cartridge and image forming method and apparatus using the two component developer | Hiroyuki Kishida, Shigenori Yaguchi, Koichi Sakata, Hitoshi Iwatsuki, Toyoaki Tano +1 more | 2016-01-05 |
| 9146487 | Carrier for developing electrostatic latent image, and electrostatic latent image developer | Toyoshi Sawada, Shigenori Yaguchi, Hitoshi Iwatsuki, Toyoaki Tano, Hiroyuki Kishida +1 more | 2015-09-29 |
| 8918025 | Image forming method and image forming apparatus | Shigenori Yaguchi, Hitoshi Iwatsuki, Toyoaki Tano, Koichi Sakata, Mariko Takii | 2014-12-23 |
| 8916325 | Carrier for developing electrostatic latent image, tow-component developer and image forming method | Shigenori Yaguchi, Koichi Sakata, Hitoshi Iwatsuki, Hiroyuki Kishida, Toyoaki Tano | 2014-12-23 |
| 8778587 | Carrier for electrostatic latent image developer, electrostatic latent image developer formed of carrier and toner, and process cartridge using the developer | Kimitoshi Yamaguchi, Shigenori Yaguchi, Toyoshi Sawada, Hitoshi Iwatsuki, Toyoaki Tano | 2014-07-15 |
| 8663892 | Latent electrostatic image developing carrier, process cartridge and image forming apparatus | Shigenori Yaguchi, Kimitoshi Yamaguchi, Toyoshi Sawada, Hitoshi Iwatsuki, Toyoaki Tano | 2014-03-04 |
| 8652738 | Contact developing method, image forming apparatus, and process cartridge | Kimitoshi Yamaguchi, Shigenori Yaguchi, Hitoshi Iwatsuki, Mariko Takii, Toyoshi Sawada +4 more | 2014-02-18 |
| 8652735 | Carrier, developer, method of manufacturing carrier, developer container, image forming method, process cartridge, image forming apparatus, and supplemental developer | Koichi Sakata, Shigenori Yaguchi, Toyoshi Sawada, Kimitoshi Yamaguchi, Hitoshi Iwatsuki +3 more | 2014-02-18 |
| 8637218 | Carrier for developing electrostatic latent image and developer | Koichi Sakata, Shigenori Yaguchi, Kimitoshi Yamaguchi, Toyoshi Sawada, Hiroyuki Kishida | 2014-01-28 |
| 8512928 | Carrier for developing electrostatic latent image, and two-component developer, supplemental developer, image forming apparatus, process cartridge, and image forming method using the carrier | Hiroyuki Kishida, Shigenori Yaguchi, Kimitoshi Yamaguchi, Toyoshi Sawada, Koichi Sakata +3 more | 2013-08-20 |
| 8404321 | Thermal transfer recording medium | Kazuyoshi Inamura, Katsushi Shishido, Norihiro Ohtsuka, Toru Nagahashi, Yoshiro Takesue | 2013-03-26 |
| 8283287 | Thermosensitive recording material | Hideo Aihara, Ichiro Sawamura, Shinji Okada, Hirokazu Watari | 2012-10-09 |
| 8227379 | Thermosensitive recording medium and recording method | Shinji Okada, Hideo Aihara, Hirokazu Watari | 2012-07-24 |
| 7985711 | Thermosensitive recording material and recording method using the same | Hideo Aihara, Shinji Okada, Ichiro Sawamura, Hirokazu Watari | 2011-07-26 |
| 5952103 | Thermal image transfer recording medium | Keiichi Shiokawa, Yoji Ide, Yoichi Iwaki, Shigekazu Teranishi, Susumu Kawakami +1 more | 1999-09-14 |
| 5773153 | Thermal image transfer recording medium | Keiichi Shiokawa, Yoji Ide, Yoichi Iwaki, Shigekazu Teranishi, Susumu Kawakami +1 more | 1998-06-30 |