Issued Patents All Time
Showing 1–25 of 34 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8459886 | Printing method and device having first and second printing units | Ichirou Furuki, Takaaki Kase, Hisashi Yamada, Makoto Sakuwa, Yoshihito Matsuura | 2013-06-11 |
| 8422672 | Authenticated device, authenticating device and authenticating method | Takehiro Ohkoshi, Satoru Makita | 2013-04-16 |
| 8004404 | Information storage device, information storage program, verification device and information storage method | Yukio Izumi | 2011-08-23 |
| 7949807 | Data conversion apparatus and data conversion method | Tsuneo Sato | 2011-05-24 |
| 7721092 | Authenticating device, authenticated device and key updating method | Takehiro Ohkoshi, Satoru Makita | 2010-05-18 |
| 7587590 | Encrypted communication apparatus | Tsuneo Sato | 2009-09-08 |
| 7081929 | Liquid crystal shutter panel, an optical printer head and a method for manufacturing the liquid crystal shutter panel | Ichiro Furuki, Hiroshi Ito | 2006-07-25 |
| 7042479 | Image enhancement device and image enhancement method of thermal printer | Ichiro Furuki | 2006-05-09 |
| 7034801 | Color image display | Tsuneo Sato, Ichiro Furuki, Hiroshi Ito, Masatoshi Takahashi | 2006-04-25 |
| 6930699 | Optical printing device | Ichiro Furuki, Hiroshi Ito | 2005-08-16 |
| 6697036 | Liquid crystal control device to provide a uniform display or exposure on a display device | Ichiro Furuki, Hiroshi Ito | 2004-02-24 |
| 6690348 | Transmissive color liquid crystal display | Tsuneo Sato, Ichiro Furuki, Masatoshi Takahashi | 2004-02-10 |
| 6545696 | Optical printing apparatus | Ichiro Furuki, Hiroshi Ito | 2003-04-08 |
| 6504566 | Optical printing apparatus | Ichiro Furuki | 2003-01-07 |
| 6414705 | Optical printing apparatus | Ichiro Furuki | 2002-07-02 |
| 6303259 | Heat and light-sensitive recording material and recording method with the same | Kazuki Kubo, Toshio Kobayashi, Suguru Nagae, Takamitsu Fujimoto | 2001-10-16 |
| 6281923 | Optical print head | Yoshiaki Odai, Ichiro Furuki, Hiroshi Ito | 2001-08-28 |
| 6141065 | Optical color printer assembly | Ichiro Furuki | 2000-10-31 |
| 6031554 | Halftone recording method and apparatus | Masatoshi Takahashi | 2000-02-29 |
| 6024438 | Ink jet printer | Keiichi Koike, Masatoshi Katoh, Masaru Ohnishi | 2000-02-15 |
| 6008830 | Serial thermal recording apparatus | Masahiko Shimizu, Masatoshi Takahashi, Ichiro Furuki | 1999-12-28 |
| 5988790 | Multiple element printer and method of adjusting thereof | Keiichi Koike, Takashi Takeda | 1999-11-23 |
| 5837348 | Reversible thermal recording medium and method of producing the same | Niro Watanabe, Yuji Nakatsu, Masaru Ohnishi | 1998-11-17 |
| 5837646 | Reversible thermal recording medium | Niro Watanabe, Yuji Nakatsu, Masaru Ohnishi | 1998-11-17 |
| 5837647 | Reversible thermal recording medium | Niro Watanabe, Yuji Nakatsu, Masaru Ohnishi | 1998-11-17 |