Issued Patents All Time
Showing 76–84 of 84 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5598256 | Image forming apparatus | Yoichi Kimura, Isao Kumada, Takashi Hasegawa | 1997-01-28 |
| 5589920 | Image forming apparatus in which plural transfer media are carried concurrently | Takahiro Kubo, Masashi Suda, Yoshihiro Murasawa, Takashi Hasegawa, Hisashi Fukushima +1 more | 1996-12-31 |
| 5550620 | Image forming apparatus with attraction charger having first and second electrodes | Yoichi Kimura, Isao Kumada, Takashi Hasegawa | 1996-08-27 |
| 5537193 | Image forming apparatus with recording sheet separating device | Takashi Hasegawa, Isao Kumada, Yukio Shimada, Hisakazu Ohkubo, Yoichi Kimura +1 more | 1996-07-16 |
| 5523830 | Oil removing means for transfer material support member | Takashi Hasegawa, Takahiro Kubo | 1996-06-04 |
| 5117160 | Rare gas discharge lamp | Tsutomu Konda, Seiichiro Fujioka, Osamu Matsubara, Shodo Yoshida | 1992-05-26 |
| 5022947 | Method for the preparation of a water-resistant printed material | Masamitsu Hasegawa, Isao Sugiyama, Takashi Wakashima | 1991-06-11 |
| 4966804 | Printed material imparted with improved water-proofness | Masamitsu Hasegawa, Isao Sugiyama, Takashi Wakashima | 1990-10-30 |
| 4877678 | Sheet material for ink-jet printing | Masamitsu Hasegawa, Takashi Wakashima, Isao Sugiyama | 1989-10-31 |