Issued Patents All Time
Showing 26–50 of 53 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5398109 | Apparatus and method for correcting color image data according to a masking equation | Katsumi Amakawa, Shuji Hayashi | 1995-03-14 |
| 5307135 | Color image forming apparatus having mono-color image forming function | Katsumi Amakawa, Shuji Hayashi | 1994-04-26 |
| 5272546 | Laser beam controller | Akira Shimatani, Hidechika Kumamoto, Masaya Fujimoto, Tsukasa Matsushita | 1993-12-21 |
| 5163137 | Copying system with a dual trunk serial communication system using an acknowledge line | Katsumi Amakawa | 1992-11-10 |
| 5150224 | Image forming apparatus with selectable automatic document size or copy paper size priority modes | Kazuhiro Mizude, Hirofumi Matsuda, Eiichi Tone | 1992-09-22 |
| 5107279 | Digital image forming equipment | Yoshiyuki Fujiwara | 1992-04-21 |
| 5072310 | IC card for image processor | Tsukasa Matsushita, Hidechika Kumamoto, Masaya Fujimoto | 1991-12-10 |
| 5058874 | Automatic document conveying device | Jun Miyoshi, Hiroyuki Nagai, Mitsugu Shibanaka, Nobukazu Otsuka, Yasuhiko Kida +1 more | 1991-10-22 |
| 5041919 | Image processing apparatus | Masaya Fujimoto, Shinobu Satonaka, Tsukasa Matsushita | 1991-08-20 |
| 5035414 | Method of controlling driving of conveyor means in automatic document conveying device | Mitsugu Shibanaka | 1991-07-30 |
| 5008854 | Pocket size data storage apparatus with tablet device for inputting image data | Junichi Maeda, Tsuguo Yanai, Kazuto Yamamoto, Yuji Kuriyama | 1991-04-16 |
| 4972627 | Sheet material for use in cultivating plants | Kazuo Hori | 1990-11-27 |
| 4860053 | Color image forming apparatus having a plurality of developing units | Takao Ichihashi, Shuji Fujisawa, Eiichi Tone, Takeshi Tsuda | 1989-08-22 |
| 4851876 | Paper discharge control method in an image forming apparatus having an intermediate tray | Masamitsu Yamane, Shusaku Ogawa | 1989-07-25 |
| 4839695 | Device for controlling charge area of photoreceptor | Shusaku Ogawa | 1989-06-13 |
| 4827283 | Lighting control method and a lighting control apparatus of a light source in an image forming apparatus | Takao Ichihashi | 1989-05-02 |
| 4801975 | Eraser lamp and transparent guide plate in electrostatic image transfer | Atsushi Kano, Toshio Watanabe, Katsuhide Yamaguchi, Kenji Oda, Arihiro Tsunoda +1 more | 1989-01-31 |
| 4763174 | Magnification selecting device in a photocopier | Yoshinori Makiura, Takahiro Wakikaido, Shusaku Ogawa, Takao Ichihashi | 1988-08-09 |
| 4743947 | Copying machine for producing margins of constant width | — | 1988-05-10 |
| 4695828 | Electronic apparatus for entering pattern data by finger activation | — | 1987-09-22 |
| 4654874 | Electronic device with a finger activating data input function | — | 1987-03-31 |
| 4594764 | Parts assembling method and system | — | 1986-06-17 |
| 4569587 | Paper supply system of copying machine and a paper supply cassette | Yoshitake Miyoshi, Ichirou Takahashi, Takehiko Okada | 1986-02-11 |
| 4472069 | Minature electronic apparatus having alarm sound generating function | — | 1984-09-18 |
| 4434593 | Window structure of a vehicle body | Masayoshi Horike, Yukio Yamane, Kazuhiko Yoshiyuki, Toshiaki Endo | 1984-03-06 |