Issued Patents All Time
Showing 25 most recent of 37 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7090120 | Sheet punching device and image forming apparatus having the same | Nobutaka Uto | 2006-08-15 |
| 6672504 | Sheet punching device featuring selectively usable punch trains | Nobutaka Uto | 2004-01-06 |
| 6155552 | Sorter and image forming apparatus | Katsuaki Hirai, Shinichi Nakamura, Yoshifumi Takehara, Chikara Sato, Yuji Morishige +2 more | 2000-12-05 |
| 6076819 | Sheet feeding apparatus, and image reading apparatus and image forming apparatus provided therewith | Michiro Koike | 2000-06-20 |
| 6062454 | Sheet binding apparatus having needle detection means, and image forming apparatus | Yuji Morishige, Kathuhito Kato, Kenji Kobayashi | 2000-05-16 |
| 5932722 | Hydroxygallium phthalocyanine compound, production process therefor and electrophotographic photosensitive member using the compound | Katsuaki Hirai, Yoshifumi Takehara, Masaaki Sato, Katsuhito Kato, Naho Saitoh +1 more | 1999-08-03 |
| 5911414 | Sheet transport apparatus having a hole puncher, and sheet processing device | Katsuhito Kato, Yoshifumi Takehara, Naho Saitoh, Kazuyuki Iwamoto, Kenichi Hayashi +1 more | 1999-06-15 |
| 5897250 | Sheet processing apparatus | Katsuaki Hirai, Yoshifumi Takehara, Masaaki Sato, Katsuhito Kato, Naho Saitoh +1 more | 1999-04-27 |
| 5833230 | Sheet supplying apparatus with centrally disposed feeding force | Tomohito Nakagawa | 1998-11-10 |
| 5812912 | Automatic original supplying apparatus having count mode | Masakazu Hiroi, Tomohito Nakagawa | 1998-09-22 |
| 5799237 | Reading apparatus in which image reading means may be fixed to read and original being conveyed | Masakazu Hiroi, Shinichi Nakamura, Yoshio Mizuno, Chikara Sato, Tokuharu Kaneko +4 more | 1998-08-25 |
| 5769411 | Sheet feeding apparatus with sheet separation feature | Tomohito Nakagawa, Masakazu Hiroi | 1998-06-23 |
| 5742890 | Discharged sheet stacking apparatus having a plurality of trays with spacing members therebetween | Katsuhito Kato | 1998-04-21 |
| 5621501 | Opening-closing mechanism for an automatic original feeding apparatus | Kazuhiro Matsuo, Masakazu Hiroi, Tomohito Nakagawa, Wataru Kawata | 1997-04-15 |
| 5617196 | Original feeding method with originals mounted side by side | Masaaki Sato, Katsuaki Hirai | 1997-04-01 |
| 5615000 | Convey belt and conveying apparatus with it | Naoki Toda | 1997-03-25 |
| 5580039 | Sheet material sorting apparatus having means for holding and conveying the sheet material | Yoshifumi Takehara, Yuji Takahashi, Norifumi Miyake | 1996-12-03 |
| 5449167 | Sheet material sorting apparatus having means for holding and conveying the sheet material | Yoshifumi Takehara, Yuji Takahashi, Norifumi Miyake | 1995-09-12 |
| 5417417 | Sheet material sorting apparatus having means for holding and conveying the sheet material | Yoshifumi Takehara, Yuji Takahashi, Norifumi Miyake | 1995-05-23 |
| 5384634 | Sheet post-processing apparatus having trays for receiving sets of sheets | Yoshifumi Takehara, Kimiaki Hayakawa | 1995-01-24 |
| 5368677 | Laminating apparatus | Kimiaki Hayakawa | 1994-11-29 |
| 5282611 | Sheet sorter having non-sorting mode with support expanding capability | Katsuhito Kato | 1994-02-01 |
| 5273266 | Reserving-type original feeding apparatus | Makoto Kitahara, Yuji Takahashi | 1993-12-28 |
| 5217561 | Laminating apparatus | Kimiaki Hayakawa | 1993-06-08 |
| 5192976 | Sheet original feeding apparatus with detachable auxiliary feeder | Tadayuki Kitajima, Masataka Naito, Katsuaki Hirai, Takeshi Honjo, Yuji Morishige +1 more | 1993-03-09 |