Issued Patents All Time
Showing 1–24 of 24 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11420450 | Printing apparatus | Yuichiro Maeyama, Yohei Sakon, Noboru Hirano, Dai Kurabayashi | 2022-08-23 |
| 9411292 | Image forming apparatus, image forming method, and computer-readable recording medium | Makoto Nakura, Naoto Ueda, Satoshi Ueda, Koichi Kudo | 2016-08-09 |
| 9354537 | Image forming apparatus for calculating shape of recording medium based on angles between conveying direction and straight lines using upstream and downstream detectors | Naoto Ueda, Makoto Nakura, Satoshi Ueda, Koichi Kudo | 2016-05-31 |
| 9179027 | Image forming apparatus for improving accuracy in alignment of an image to be printed on two surfaces of a recording medium by measuring a size of the recording medium | Makoto Nakura, Naoto Ueda, Satoshi Ueda | 2015-11-03 |
| 9152119 | Cooling device and image forming apparatus | Yutaka Shoji | 2015-10-06 |
| 9152118 | Sheet conveying apparatus, image forming apparatus, sheet conveying distance calculation apparatus and sheet length calculation apparatus | Makoto Nakura, Takuro Kamiya, Naoto Ueda, Satoshi Ueda, Akira Kobashi +1 more | 2015-10-06 |
| 9132977 | Sheet conveying apparatus and image forming apparatus | Naoto Ueda, Makoto Nakura, Koichi Kudo, Satoshi Ueda, Akira Kobashi | 2015-09-15 |
| 8910939 | Sheet carrying device and image forming apparatus | Makoto Nakura, Naoto Ueda, Koichi Kudo | 2014-12-16 |
| 8864133 | Device for correcting an edge portion of a sheet material and electrophotographic image forming apparatus | Toshihiro Nakagaki | 2014-10-21 |
| 8838010 | Sheet conveying apparatus, image forming apparatus, sheet conveying distance calculation apparatus and sheet length calculation apparatus | Makoto Nakura, Takuro Kamiya, Naoto Ueda, Satoshi Ueda, Akira Kobashi +1 more | 2014-09-16 |
| 8800160 | Sheet length measuring device and image forming apparatus | Koichi Kudo, Makoto Nakura, Naoto Ueda, Satoshi Ueda, Akira Kobashi | 2014-08-12 |
| 8608164 | Sheet conveying apparatus and image forming apparatus | Makoto Nakura, Naoto Ueda, Satoshi Ueda, Akira Kobashi, Koichi Kudo | 2013-12-17 |
| 8490965 | Sheet-supplying device | Satoshi Ueda, Tatsuo Matsuda, Kazuhiko Kawasaki | 2013-07-23 |
| 8403319 | Sheet-supplying device | Satoshi Ueda, Tatsuo Matsuda, Kazuhiko Kawasaki | 2013-03-26 |
| 8213834 | Photoconductive drum and image forming apparatus having the same | Youichi Takeuchi, Tomohiko Saito | 2012-07-03 |
| 8033539 | Pressdown cam for post processing device | Yasushi Hashimoto, Masaru Kawamoto | 2011-10-11 |
| 7841591 | Sheet-supplying device | Satoshi Ueda, Tatsuo Matsuda, Kazuhiko Kawasaki | 2010-11-30 |
| 7600748 | Sheet feeding device with concave suction belt | Yasushi Hashimoto | 2009-10-13 |
| 7588244 | Sheet feeder with optical sensor | Masaru Kawamoto | 2009-09-15 |
| 7497431 | Pneumatic type paper feeding apparatus | Yasushi Hashimoto | 2009-03-03 |
| 7490826 | Sheet feed apparatus | Yasushi Hashimoto | 2009-02-17 |
| 7458570 | Sheet-supplying device | Satoshi Ueda, Tatsuo Matsuda, Kazuhiko Kawasaki | 2008-12-02 |
| 7063472 | Sheet skew correcting apparatus and image forming apparatus | Michihiro Matsuda, Yasushi Hashimoto, Hiroshi Suzuki | 2006-06-20 |
| 6782237 | Shape-correcting device for sheets and electrophotographic device | Yasushi Hashimoto | 2004-08-24 |