Issued Patents All Time
Showing 1–25 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12026504 | Control system and control method of control system | — | 2024-07-02 |
| 11022907 | Image forming apparatus, toner cartridge set, toner image, and image forming method | — | 2021-06-01 |
| 10663877 | Image forming apparatus, toner cartridge set, toner image, and image forming method | — | 2020-05-26 |
| 10620559 | Image forming apparatus, toner cartridge set, toner image, and image forming method | — | 2020-04-14 |
| 10591829 | Toner having low temperature fixing and high durability characteristics | — | 2020-03-17 |
| 10197932 | Toner | Koichi Kuroyama | 2019-02-05 |
| 10078284 | Toner | Koichi Kuroyama | 2018-09-18 |
| 9921504 | Toner having low temperature fixing and high durability characteristics | — | 2018-03-20 |
| 9785073 | Toner | Koichi Kuroyama | 2017-10-10 |
| 8302262 | Hinge device of plane display | Takayuki Kaneko | 2012-11-06 |
| 8013107 | Process for producing polyalkylene terephthalate, process for producing polyalkylene terephthalate molding and polyalkylene terephthalate molding | Hiroshi Yokoyama, Katsuhiro Fujimoto, Muneaki Aminaka, Junichi Sugimoto | 2011-09-06 |
| 7963648 | Original cover closer | Hirohumi Kohda | 2011-06-21 |
| 7900320 | Opening/closing device for document pressing device | Hirofumi Kohda | 2011-03-08 |
| 7789364 | Opening device for display monitor of projector system | Yukihiro Nishida | 2010-09-07 |
| 7758006 | Swivel device for monitor | Yasuyuki Uemurai | 2010-07-20 |
| 7639481 | Hinge device of plane display | Takayuki Kaneko | 2009-12-29 |
| 6153749 | Process for the preparation of acylated hexaazaisowurtzitane derivatives | Tamotsu Kodama, Haruyuki Minoura, Nobuhisa Miyake, Setsuo Yamamatsu | 2000-11-28 |
| 6083428 | Flame-retardant resin composition | Eiji Ueda, Hideo Kasahara, Kazuhiro Matsubara | 2000-07-04 |
| 5279494 | Sheet finisher with standard type stapler | Tadayuki Kitajima, Masaharu Nakamura | 1994-01-18 |
| 5242511 | Copper alloy compositions | Akinori Yokoyama, Hitoshi Nakajima | 1993-09-07 |
| 5198154 | High temperature baking paste | Akinori Yokoyama, Hitoshi Nakajima | 1993-03-30 |
| 4599145 | Recovery process for producing purified methacrylonitrile | Kiyoshi Kawakami, Hiroyuki Ohashi | 1986-07-08 |
| 4541964 | Production of methacrylonitrile | Tetsuro Dozono | 1985-09-17 |
| 4517389 | Process for methylating the ortho position of a phenol | Masahisa Yokota | 1985-05-14 |
| 4456563 | Process for producing malononitrile | Tetsuro Dozono, Makoto Honda | 1984-06-26 |