Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6381442 | Image forming apparatus with paper post-treatment device | Motoaki Okitsu, Atsushi Saito, Yasushi Matsutomo, Shinichiro Hiraoka, Kimihide Tsukamoto +11 more | 2002-04-30 |
| 4970543 | Circulating type of automatic document feeding apparatus and duplex copying apparatus provided with said apparatus | Fukusaburo Ito, Kazuo Maeyama, Katsuyoshi Fujiwara, Osamu Tashiro, Kazushi Yamamoto +2 more | 1990-11-13 |
| 4952989 | Photoreceptor attachment device for an electrophotographic copying machine | Susumu Murakami, Fukusaburo Ito, Hideaki Hagihara, Takashi Miyaji, Masaru Nishijima | 1990-08-28 |
| 4666289 | Electrophotographic copying machine for displaying the size of copy and copy paper | — | 1987-05-19 |
| 4561760 | Cleaning device for cleaning copy paper separation device in electrophotographic copying machine | Keizo Ito, Takashi Nishida | 1985-12-31 |
| 4561755 | Cleaning device for cleaning copy paper separation device and transport device in electrophotographic copying machine | Takashi Nishida | 1985-12-31 |
| 4552453 | Lens positioning mechanism for a copying machine | Ken-ichi Iwamoto, Hiroaki Uchiyama, Takahiro Fukunaga, Katsuyoshi Fujiwara, Yoshikado Yamada | 1985-11-12 |
| 4332457 | Fixing device for fixing images of an original document on plain paper copy sheets | Akira Mitsuyama, Tutomu Kato, Masanobu Deguchi, Ituro Katoh | 1982-06-01 |
| 4193376 | Developer powder supply in magnet brush development | Hiroshi Hamaguchi | 1980-03-18 |