Issued Patents All Time
Showing 1–25 of 32 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9000582 | Power semiconductor module and power conversion device | Shinji Hiramitsu, Atsushi Koshizaka, Masato Higuma, Keiji Kawahara | 2015-04-07 |
| 8977184 | Image forming apparatus | Tomonori Watanabe | 2015-03-10 |
| 8641037 | Sheet feeding device and image forming apparatus having the same | — | 2014-02-04 |
| 8055171 | Process cartridge and image forming apparatus with guide plate | Junki Ueyama | 2011-11-08 |
| 7978997 | Developer cartridges, process cartridges, and image formation devices | — | 2011-07-12 |
| 7688484 | Image-forming device having both an image-reading unit and an image-forming unit being made compact | — | 2010-03-30 |
| 7577382 | Image forming apparatus, process unit, and developing cartridge | Fumikazu Sato | 2009-08-18 |
| 7539447 | Image-forming device for absorbing vibration of guide plate | Makoto Hattori, Hideaki Deguchi | 2009-05-26 |
| 7434443 | Compound press-forming apparatus and compound press-forming method | — | 2008-10-14 |
| D512454 | Toner cartridge | Makoto Ishii, Hiroki Mori | 2005-12-06 |
| D511542 | Toner cartridge | Makoto Ishii, Hiroki Mori | 2005-11-15 |
| D510947 | Toner cartridge | Makoto Ishii, Hiroki Mori | 2005-10-25 |
| D509239 | Photosensitive drum unit | Makoto Ishii, Hiroki Mori | 2005-09-06 |
| D508945 | Toner cartridge | Makoto Ishii, Hiroki Mori | 2005-08-30 |
| D507295 | Photosensitive drum unit | Makoto Ishii, Hiroki Mori | 2005-07-12 |
| D507296 | Toner cartridge | Makoto Ishii, Hiroki Mori | 2005-07-12 |
| 6677031 | Multilayer film, refractive polarizer film and semi-transparent film | Hirofumi Murooka | 2004-01-13 |
| 6306496 | Biaxially oriented polyester film | Kouhei Endo | 2001-10-23 |
| 6196653 | Ink jet printer | Hiroshi Igarashi, Hiroo Ogawa, Makoto Ishii, Shinji Kimura, Takashi Nakata | 2001-03-06 |
| 6183060 | Ink jet recorder | — | 2001-02-06 |
| 6161917 | Ink jet recorder | Hiroshi Igarashi, Hiroo Ogawa, Makoto Ishii, Shinji Kimura, Takashi Nakata | 2000-12-19 |
| 6045211 | Sensor and ink jet recorder including same | — | 2000-04-04 |
| 5932341 | Biaxially oriented multilayered film | Kouhei Endo | 1999-08-03 |
| 5879813 | Multi-layered film | Kazunori Tanaka | 1999-03-09 |
| 5683754 | Process for forming coating on running film and apparatus therefor | Shinji Numazawa | 1997-11-04 |