Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9771228 | Sheet feeding device, sheet feeding method, and image forming apparatus | Hiroshi Mizuno, Noboru Oomoto, Hiroaki Umemoto, Ryo Oshima | 2017-09-26 |
| 9764911 | Sheet member supply device and image forming apparatus | Yoshiyuki Toso, Shoichi Yoshikawa, Yasuhiro Suzuki, Masahiro Yamaguchi | 2017-09-19 |
| 9523944 | Belt tension adjustment mechanism and image forming apparatus | Yoshiyuki Toso, Shoichi Yoshikawa, Masahiro Yamaguchi, Yasuhiro Suzuki | 2016-12-20 |
| 9348290 | Sheet conveying device and image forming apparatus | Noboru Oomoto, Shinichi Yabuki, Ryo Oshima | 2016-05-24 |
| 9340384 | Sheet feeder and image forming apparatus | Shinichi Yabuki, Shoichi Yoshikawa, Noboru Oomoto, Ryo Oshima | 2016-05-17 |
| 9272863 | Sheet feeding device and image forming apparatus | Noboru Oomoto, Hiroaki Umemoto, Hiroshi Mizuno, Ryo Oshima | 2016-03-01 |
| 9199810 | Sheet supply apparatus and image forming apparatus | Noboru Oomoto, Hiroaki Umemoto, Hiroshi Mizuno, Ryo Oshima | 2015-12-01 |
| 9096399 | Sheet feeding device and image forming apparatus | Hiroaki Umemoto, Noboru Oomoto, Hiroshi Mizuno, Ryo Oshima | 2015-08-04 |
| 8652019 | Fixing member and method for manufacturing same | Noboru Oomoto, Shoichi Yoshikawa, Shigeru Tashiro, Yoshiyuki Toso, Tou Matsunaga | 2014-02-18 |
| 8554103 | Image forming apparatus | Noboru Oomoto, Shoichi Yoshikawa, Shigeru Tashiro, Yoshiyuki Toso, Tou Matsunaga | 2013-10-08 |
| 8554104 | Image forming apparatus having a fixing device including an exhaust fan | Shoichi Yoshikawa, Shigeru Tashiro, Noboru Oomoto, Yoshiyuki Toso, Tou Matsunaga | 2013-10-08 |
| 8478156 | Image forming apparatus having air duct facing fixing member | Tooru Watanabe, Shigeru Tashiro, Noboru Oomoto, Yoshiyuki Toso, Tou Matsunaga | 2013-07-02 |
| 8285160 | Image forming apparatus utilizing a concenteration ratio of colors | Takayuki Ito, Fuminori Moro, Michiya Takeda | 2012-10-09 |
| 7835659 | Image forming apparatus capable of reducing noise energy radiated outside the apparatus, method of designing frame, and computer readable medium | Fuminori Moro, Shoichi Yoshikawa, Takayuki Ito | 2010-11-16 |
| 6654587 | Continuous paper printer | — | 2003-11-25 |
| 6457885 | Thermal transfer recording apparatus, ink film cassette and ink film reel | Junichi Yamamoto | 2002-10-01 |
| D423038 | Ink reel | Junichi Yamamoto | 2000-04-18 |
| 6019529 | Ink film cassette and reel | Junichi Yamamoto | 2000-02-01 |
| D418860 | Cartridge | Junichi Yamamoto | 2000-01-11 |
| 5622440 | Ink film cassette having a torque applying device therein | Junichi Yamamoto, Chiharu Imaseki, Hideaki Shimizu | 1997-04-22 |