Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6374068 | Part-replacement aid tool and image forming apparatus to which the same is attachable | Takahisa Nakaue, Kazuo Joroku, Tsutomu Ashikari, Kiyomi Kayama, Takehiro Minami | 2002-04-16 |
| D428435 | Developer unit for an image forming apparatus | Takeshi Uemura, Masakazu Taoka | 2000-07-18 |
| 4751484 | Drum unit exchange time indicating device for image forming apparatus | Hideki Matsumoto, Shigeo Koyama, Hiroshi Kusumoto, Satoshi Uemori | 1988-06-14 |
| 4750016 | Apparatus for the formation of images | Hiroshi Kusumoto | 1988-06-07 |
| 4713672 | Laser beam printer | Katsushi Horihata | 1987-12-15 |
| 4685792 | Copying paper feed device for an electrostatic copying apparatus | Masahide Iseki, Toshio Yoshiyama, Hiroshi Kajita, Masanori Itakiyo, Hiroshi Kusumoto +1 more | 1987-08-11 |
| 4674859 | Device for fixing a toner image in an electrostatic copying apparatus | Masahide Iseki, Toshio Yoshiyama, Hiroshi Kajita, Masanori Itakiyo, Hiroshi Kusumoto +1 more | 1987-06-23 |
| 4668076 | Electrostatic copying apparatus with unitized components for ease of maintenance | Masahide Iseki, Toshio Yoshiyama, Hiroshi Kajita, Masanori Itakiyo, Hiroshi Kusumoto +1 more | 1987-05-26 |
| 4620782 | Automatic document feeder | Shigeo Kurando, Katsumi Amakawa | 1986-11-04 |
| 4555173 | Electrostatic copying apparatus | Masahide Iseki, Toshio Yoshiyama, Hiroshi Kajita, Masanori Itakiyo, Hiroshi Kusumoto +1 more | 1985-11-26 |
| 4530598 | Electrostatic copying apparatus | Hiroshi Kajita, Masahide Iseki, Tadanobu Nakajima | 1985-07-23 |
| 4465272 | Electrostatic copying apparatus | Hiroshi Kajita, Masahide Iseki, Tadanobu Nakajima | 1984-08-14 |