Issued Patents All Time
Showing 26–50 of 51 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8639170 | Fixing device and image forming apparatus with a mechanism to extend life of a fixing belt | Noboru Yonekawa, Mamoru Fukaya, Naoki Yamamoto | 2014-01-28 |
| 8606163 | Fixing device and image forming apparatus | Naoki Yamamoto, Mamoru Fukaya, Noboru Yonekawa | 2013-12-10 |
| 8582998 | Fixing device and image forming apparatus | Naoki Yamamoto, Noboru Yonekawa, Mamoru Fukaya | 2013-11-12 |
| 8406645 | Image forming apparatus and image forming method for adjusting developing bias | Yuusuke Okuno, Kentaro Katori, Kanji Nakayama, Tomo Kitada | 2013-03-26 |
| 8346148 | Fixing device and image forming apparatus | Noboru Yonekawa, Mamoru Fukaya, Naoki Yamamoto | 2013-01-01 |
| 8178455 | Alumina sintered body, method for manufacturing the same, and semiconductor manufacturing apparatus member | Naomi Teratani, Yuji Katsuda, Masahiro Kida | 2012-05-15 |
| 8160485 | Fixing device and image forming device | — | 2012-04-17 |
| 8126379 | Developing device and image forming apparatus | Yuusuke Okuno, Shigeki Yamamoto, Kuniya Matsuura, Hiroshi Murasaki | 2012-02-28 |
| 8045908 | Fixing device and image forming apparatus | Kazunori Nishinoue, Naoki Yamamoto, Hideaki Hayashi, Taizou Oonishi, Norikazu Okabe | 2011-10-25 |
| 8022001 | Aluminum nitride sintered product, method for producing the same, and electrostatic chuck including the same | Naomi Teratani, Yuji Katsuda | 2011-09-20 |
| 7970305 | Development apparatus, image forming apparatus and image forming method for consuming degraded toner | Yuusuke Okuno, Tomohiro Kato, Tomo Kitada | 2011-06-28 |
| 7853161 | Image forming apparatus with toner discharge method | Kuniya Matsuura, Yuusuke Okuno, Kentaro Katori, Hiromasa Ueno, Hideaki Hayashi | 2010-12-14 |
| 7605102 | Aluminum nitride ceramic and semiconductor manufacturing member | Yoshimasa Kobayashi, Naohito Yamada | 2009-10-20 |
| 7332027 | Method for manufacturing aluminum nitride single crystal | Yoshimasa Kobayashi, Naohito Yamada | 2008-02-19 |
| 7288496 | Aluminum nitride sintered body and method of evaluation for the same | Yoshimasa Kobayashi, Naohito Yamada | 2007-10-30 |
| 7211216 | Aluminum nitride ceramic, semiconductor manufacturing member, and manufacturing method for aluminum nitride ceramic | Yoshimasa Kobayashi, Naohito Yamada | 2007-05-01 |
| 7122490 | Aluminum nitride materials and members for use in the production of semiconductors | Yoshimasa Kobayashi, Naomi Teratani, Jun Yoshikawa, Naohito Yamada | 2006-10-17 |
| 6451000 | Disposable diaper | Harumitsu Toyoda, Haruko Kawaguchi | 2002-09-17 |
| 6069187 | Radiation curable coating compositions | Nubuo Kusumoto, Kenji Seko, Tetsuya Koishihara, Atsushi Shioda | 2000-05-30 |
| 5932297 | Method for formation of coating film | Tadayoshi Tatsuno | 1999-08-03 |
| 5592559 | Speaker driving circuit | Ryutaro Takahashi | 1997-01-07 |
| 5347587 | Speaker driving device | Ryutaro Takahashi, Kunihiko Ohbayashi | 1994-09-13 |
| 5282983 | Fabric softener composition and ammonium salt | Masaaki Yamamura, Junichi Inokoshi, Kazutaka Shiratsuchi, Uichiro Nishimoto, Koshiro Sotoya +3 more | 1994-02-01 |
| 5242607 | Concentrated softener | Masaaki Yamamura, Junichi Inokoshi, Kazutaka Shiratsuchi | 1993-09-07 |
| 5191619 | Bass enhancing device for a speaker system | — | 1993-03-02 |