Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE45207 | Sheet treating apparatus and image forming apparatus therewith | Kenichi Hayashi | 2014-10-28 |
| 6671491 | Sheet processor mounted within sheet-discharge section of image forming apparatus, and image forming apparatus including the same | Yuji Yamanaka, Daisaku Kamiya | 2003-12-30 |
| 6290220 | Sheet treating apparatus and image forming apparatus therewith | Kenichi Hayashi | 2001-09-18 |
| 6241234 | Sheet processing apparatus and image forming apparatus using same | Naho Saitoh, Kazuyuki Iwamoto, Kenichi Hayashi, Wataru Kawata | 2001-06-05 |
| 6155552 | Sorter and image forming apparatus | Katsuaki Hirai, Noriyoshi Ueda, Shinichi Nakamura, Chikara Sato, Yuji Morishige +2 more | 2000-12-05 |
| 5951000 | Sheet post-processing apparatus | Masaaki Sato, Koichi Murakami, Yoshinori Isobe, Norifumi Miyake, Kenichi Hayashi +1 more | 1999-09-14 |
| 5938186 | Sheet post-processing apparatus | Masaaki Sato, Kenichi Hayashi | 1999-08-17 |
| 5932722 | Hydroxygallium phthalocyanine compound, production process therefor and electrophotographic photosensitive member using the compound | Katsuaki Hirai, Noriyoshi Ueda, Masaaki Sato, Katsuhito Kato, Naho Saitoh +1 more | 1999-08-03 |
| 5918872 | Sheet binding apparatus with sheet set shifting means and image forming apparatus with the same | Katsuhito Kato | 1999-07-06 |
| 5911414 | Sheet transport apparatus having a hole puncher, and sheet processing device | Katsuhito Kato, Noriyoshi Ueda, Naho Saitoh, Kazuyuki Iwamoto, Kenichi Hayashi +1 more | 1999-06-15 |
| 5909871 | Sheet post-processing apparatus | — | 1999-06-08 |
| 5897250 | Sheet processing apparatus | Katsuaki Hirai, Noriyoshi Ueda, Masaaki Sato, Katsuhito Kato, Naho Saitoh +1 more | 1999-04-27 |
| 5836579 | Sheet post-processing apparatus with stack inclining means | Kenichi Hayashi, Katsuhito Kato | 1998-11-17 |
| 5802434 | Image fixing apparatus with separation member | Masaaki Sakurai | 1998-09-01 |
| 5678818 | Sheet post-treatment apparatus | Kenichi Hayashi | 1997-10-21 |
| 5657977 | Sheet post-processing apparatus | Katsuhito Kato | 1997-08-19 |
| 5580039 | Sheet material sorting apparatus having means for holding and conveying the sheet material | Yuji Takahashi, Noriyoshi Ueda, Norifumi Miyake | 1996-12-03 |
| 5573233 | Sheet post-processing apparatus with malfunction operation | Katsuaki Hirai | 1996-11-12 |
| 5556251 | Sheet finisher | Masakazu Hiroi | 1996-09-17 |
| 5499811 | Sheet post-processing apparatus | Kenichi Hayashi, Kimiaki Hayakawa | 1996-03-19 |
| 5449167 | Sheet material sorting apparatus having means for holding and conveying the sheet material | Yuji Takahashi, Noriyoshi Ueda, Norifumi Miyake | 1995-09-12 |
| 5443248 | Sheet post-processing apparatus | Kenichi Hayashi | 1995-08-22 |
| 5417417 | Sheet material sorting apparatus having means for holding and conveying the sheet material | Yuji Takahashi, Noriyoshi Ueda, Norifumi Miyake | 1995-05-23 |
| 5384634 | Sheet post-processing apparatus having trays for receiving sets of sheets | Kimiaki Hayakawa, Noriyoshi Ueda | 1995-01-24 |
| 5084736 | Image forming apparatus | Hajime Suzuki, Kouji Kimura | 1992-01-28 |