Issued Patents All Time
Showing 1–25 of 42 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12398095 | Photoresponsive compound, adhesive, switching material, and toner containing the photoresponsive compound, and image forming method using the toner | Haruo Horiguchi, Yukiko NAKAI, Kouji Sugama, Kazuaki Nakamura | 2025-08-26 |
| 12321132 | Resin composition, toner for developing electrostatic charge image, image forming method, photosensitive adhesive, and optical switching material | Kazuaki Nakamura, Yukiko NAKAI, Haruo Horiguchi, Kouji Sugama | 2025-06-03 |
| 12265356 | Photoresponsive polymer, photoresponsive adhesive, toner, and image forming method | Haruo Horiguchi, Kouji Sugama, Kazuaki Nakamura, Yukiko NAKAI | 2025-04-01 |
| 12181833 | Photoresponsive polymer | Kouji Sugama, Yukiko NAKAI, Haruo Horiguchi, Kazuaki Nakamura | 2024-12-31 |
| 12037531 | Photoresponsive high-molecular weight material, adhesive, toner, and image forming method | Haruo Horiguchi, Yukiko Kusano, Kouji Sugama, Seijiro Takahashi, Tomohiro Oshiyama | 2024-07-16 |
| 12025909 | Photoresponsive compound | Yukiko NAKAI, Kazuaki Nakamura, Kouji Sugama | 2024-07-02 |
| 12006292 | Photoresponsive compound | Yukiko NAKAI, Kouji Sugama, Kazuaki Nakamura | 2024-06-11 |
| 11994827 | Photoresponsive polymer | Kouji Sugama, Yukiko NAKAI, Kazuaki Nakamura | 2024-05-28 |
| 11976230 | Photoresponsive material, adhesive, optical switching material, toner, and image forming method | Yukiko NAKAI, Kouji Sugama, Haruo Horiguchi, Hirofumi Hayata | 2024-05-07 |
| 11762276 | Photoresponsive compound | Yukiko NAKAI, Kouji Sugama, Haruo Horiguchi, Kazuaki Nakamura | 2023-09-19 |
| 11702398 | Photoresponsive low-molecular weight material, adhesive, toner, and image forming method | Yukiko Kusano, Haruo Horiguchi, Kouji Sugama, Seijiro Takahashi, Hirofumi Hayata +1 more | 2023-07-18 |
| 10754287 | Image post-processing method, image post-processing apparatus and image forming apparatus | Haruo Horiguchi, Seijiro Takahashi | 2020-08-25 |
| 10712682 | Toner and image forming method | Seijiro Takahashi, Haruo Horiguchi | 2020-07-14 |
| 10705474 | Image post-processing method and apparatus for emitting a glossiness control light, and image forming apparatus | Haruo Horiguchi, Seijiro Takahashi | 2020-07-07 |
| 10663902 | Gloss reduction in image post-processing method, image post-processing apparatus, and image forming apparatus | Haruo Horiguchi, Seijiro Takahashi | 2020-05-26 |
| 10551760 | Image recording composition, electrostatic image developing toner, and image forming method | Seijiro Takahashi, Haruo Horiguchi | 2020-02-04 |
| 10481528 | Image forming method, image forming apparatus, and toner image fixing apparatus | Seijiro Takahashi, Haruo Horiguchi | 2019-11-19 |
| 10394144 | Electrophotographic photosensitive body and image forming apparatus | Tomoko Sakimura, Masanori YUMITA | 2019-08-27 |
| 10197929 | Photoconductor and method for producing the same | Masanori YUMITA, Tomoko Sakimura | 2019-02-05 |
| 9964871 | Electrophotographic photoreceptor | Tomoko Sakimura, Masanori YUMITA | 2018-05-08 |
| 9541848 | Electrophotographic photoreceptor | Mari Konishi, Toshiyuki Fujita, Daisuke Kodama, Takeshi Nakamura | 2017-01-10 |
| 9304417 | Electrophotographic photoreceptor, electrophotographic image forming apparatus and process cartridge | Seijiro Takahashi | 2016-04-05 |
| 8450034 | Electrophotographic photoreceptor, image forming method and image forming apparatus | Masanori YUMITA, Shinichi Hamaguchi | 2013-05-28 |
| 8158314 | Organic photoreceptor and image forming apparatus | Tomoko Sakimura, Shinichi Hamaguchi | 2012-04-17 |
| 8129083 | Electrophotographic photoreceptor and image forming apparatus | Tomoko Sakimura, Fumitaka Mochizuki, Shinichi Hamaguchi, Masanori YUMITA | 2012-03-06 |