Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12037531 | Photoresponsive high-molecular weight material, adhesive, toner, and image forming method | Haruo Horiguchi, Yukiko Kusano, Kouji Sugama, Toyoko Shibata, Tomohiro Oshiyama | 2024-07-16 |
| 12032318 | Electrophotographic image forming system with cleaning blade | Taiki Amemiya, Kazutoshi Kobayashi, Yukio Hosoya, Tomoko Sakimura, Kazukuni NISHIMURA | 2024-07-09 |
| 11702398 | Photoresponsive low-molecular weight material, adhesive, toner, and image forming method | Yukiko Kusano, Haruo Horiguchi, Kouji Sugama, Toyoko Shibata, Hirofumi Hayata +1 more | 2023-07-18 |
| 11117409 | Stereoscopic image forming method and stereoscopic image forming apparatus | Kouji Sugama, Michiyo Fujita, Haruo Horiguchi | 2021-09-14 |
| 10754287 | Image post-processing method, image post-processing apparatus and image forming apparatus | Haruo Horiguchi, Toyoko Shibata | 2020-08-25 |
| 10712682 | Toner and image forming method | Haruo Horiguchi, Toyoko Shibata | 2020-07-14 |
| 10705474 | Image post-processing method and apparatus for emitting a glossiness control light, and image forming apparatus | Haruo Horiguchi, Toyoko Shibata | 2020-07-07 |
| 10663902 | Gloss reduction in image post-processing method, image post-processing apparatus, and image forming apparatus | Haruo Horiguchi, Toyoko Shibata | 2020-05-26 |
| 10551760 | Image recording composition, electrostatic image developing toner, and image forming method | Toyoko Shibata, Haruo Horiguchi | 2020-02-04 |
| 10481528 | Image forming method, image forming apparatus, and toner image fixing apparatus | Haruo Horiguchi, Toyoko Shibata | 2019-11-19 |
| 10437175 | Image forming apparatus and method using UV light and toner with UV absorber | Haruo Horiguchi | 2019-10-08 |
| 10324391 | Toner and image formation method | Hidekazu KAWASAKI | 2019-06-18 |
| 9933714 | Electrophotographic photoreceptor and image-forming apparatus | Keiichi Inagaki, Hiroshi Nakahara | 2018-04-03 |
| 9910398 | Electrophotographic image forming apparatus containing organic photoreceptor, unit for supplying lubricant, and cleaning blade | Keiichi Inagaki, Hiroshi Nakahara, Hiroshige Kidera | 2018-03-06 |
| 9316934 | Organic photoreceptor and production process thereof | Daisuke Kodama | 2016-04-19 |
| 9304417 | Electrophotographic photoreceptor, electrophotographic image forming apparatus and process cartridge | Toyoko Shibata | 2016-04-05 |
| 8962226 | Organic photoreceptor, image forming apparatus, and process cartridge | Seisuke Maeda, Takeshi Ishida, Masahiko Kurachi, Toshiyuki Fujita | 2015-02-24 |
| 8557486 | Organic photoreceptor, manufacturing method of organic photoreceptor, and image forming apparatus | Takeshi Ishida, Hirofumi Hayata, Masahiko Kurachi, Toshiyuki Fujita, Seisuke Maeda | 2013-10-15 |
| 8404417 | Organic photoreceptor, image forming apparatus and process cartridge | Toshiyuki Fujita, Hirofumi Hayata, Takeshi Ishida, Masahiko Kurachi, Seisuke Maeda | 2013-03-26 |
| 8354212 | Electrophotographic photoreceptor, image forming apparatus, and method for image formation | Hirofumi Hayata, Takeshi Ishida, Masahiko Kurachi, Toshiyuki Fujita, Seisuke Maeda | 2013-01-15 |
| 8318396 | Organic photoreceptor and preparation method thereof | Toshiyuki Fujita, Hirofumi Hayata, Takeshi Ishida, Masahiko Kurachi, Seisuke Maeda | 2012-11-27 |
| 8298735 | Organic photoreceptor and manufacturing method thereof | Masahiko Kurachi, Takeshi Ishida, Toshiyuki Fujita, Seisuke Maeda | 2012-10-30 |
| 8202675 | Electrophotographic photoreceptor, image forming apparatus, and process cartridge | Masahiko Kurachi, Hirofumi Hayata, Takeshi Ishida, Toshiyuki Fujita, Seisuke Maeda | 2012-06-19 |