Issued Patents All Time
Showing 1–24 of 24 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9376336 | Quartz glass crucible, method for producing the same, and method for producing silicon single crystal | Akihiro Kimura, Suguru Matsumoto, Izumi Fusegawa | 2016-06-28 |
| 8532557 | Attachment assist device and image forming apparatus including same | Tadashi Kusumi, Yoshikuni Ishikawa, Hiroshi Kajiyama | 2013-09-10 |
| 8428506 | Assist mechanism and image forming apparatus | — | 2013-04-23 |
| 8408535 | Attachment assist device and image forming apparatus employing the attachment assist device | — | 2013-04-02 |
| 7490827 | Image forming apparatus | Osamu Takehira, Yuko Hayama | 2009-02-17 |
| 7441769 | Paper feed tray, paper feeding apparatus, and image forming apparatus using movable members to move aligning units and lock in place | — | 2008-10-28 |
| 7443490 | Medium discrimination device, image forming apparatus, and program having simplified mechanism | Masaru Yamagishi, Nobuo Inoue, Kouki Sakamoto, Nobuyuki Shimodaira, Takashi Koshinuma +1 more | 2008-10-28 |
| 7413188 | Paper feed cassette, recording medium size detector and image formation device using coaxial movable members for moving orthogonal fences | — | 2008-08-19 |
| 7344133 | Sheet feeding method and device and image forming apparatus using the device | — | 2008-03-18 |
| 7065318 | Paper feeder and image forming apparatus | — | 2006-06-20 |
| 6997453 | Method of and apparatus for feeding sheets, image formation apparatus, and method of manufacturing gears | Masanori Matsuda | 2006-02-14 |
| 6631899 | Sheet feeding method and device and image forming apparatus using the device | — | 2003-10-14 |
| 6601843 | Sheet feeding device and image forming apparatus using the sheet feeding device | — | 2003-08-05 |
| 6585253 | Feeder with vibrating separating device | — | 2003-07-01 |
| 6478883 | Silicon single crystal wafer, epitaxial silicon wafer, and methods for producing them | Masaro Tamatsuka, Ken Aihara, Hiroshi Takeno, Yoshinori Hayamizu | 2002-11-12 |
| 6299982 | Silicon single crystal wafer and method for producing silicon single crystal wafer | Masaro Tamatsuka, Akihiro Kimura, Makoto Iida | 2001-10-09 |
| 6291874 | Method for producing silicon single crystal wafer for particle monitoring and silicon single crystal wafer for particle monitoring | Masaro Tamatsuka | 2001-09-18 |
| 5934667 | Paper feeding mechanism to feed individual sheets from a tray or cassette | — | 1999-08-10 |
| 5848787 | Sheet feeding device for an image forming apparatus | — | 1998-12-15 |
| 5823525 | Methods of and systems for adjustably feeding image-carrying media of various sizes | — | 1998-10-20 |
| 5758250 | Paper feeding device and method | — | 1998-05-26 |
| 5395770 | Method of controlling misfit dislocation | Yukio Naruke | 1995-03-07 |
| 5241361 | Pattern shift measuring method | — | 1993-08-31 |
| 5099122 | Method for evaluation of transition region of silicon epitaxial wafer | — | 1992-03-24 |