Yamada; Keiki

Patent Applications and Registrations

Patent applications and USPTO patent grants for Yamada; Keiki.The latest application filed is for "printing device and printing method".

Company Profile

0.18.13

Yamada; Keiki - Tokyo N/A JP
Yamada; Keiki - Kamakura JP

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Printing method and device having first and second printing units Grant 8,459,886 - Furuki , et al. June 11, 2	2013-06-11
Authenticated device, authenticating device and authenticating method Grant 8,422,672 - Ohkoshi , et al. April 16, 2	2013-04-16
Information storage device, information storage program, verification device and information storage method Grant 8,004,404 - Izumi , et al. August 23, 2	2011-08-23
Data conversion apparatus and data conversion method Grant 7,949,807 - Sato , et al. May 24, 2	2011-05-24
Authenticating device, authenticated device and key updating method Grant 7,721,092 - Ohkoshi , et al. May 18, 2	2010-05-18
Encrypted communication apparatus Grant 7,587,590 - Yamada , et al. September 8, 2	2009-09-08
Printing Device and Printing Method App 20090116893 - Furuki; Ichiro ; et al.	2009-05-07
Information Storage Device, Information Storage Program, Verification Device and Information Storage Method App 20090033510 - Izumi; Yukio ; et al.	2009-02-05
Data Conversion Apparatus and Data Conversion Method App 20080276106 - Sato; Tsuneo ; et al.	2008-11-06
Communication Apparatus and Communication Method App 20080258864 - Hattori; Takashi ; et al.	2008-10-23
Authenticating device, authenticated device and key updating method App 20070150731 - Ohkoshi; Takehiro ; et al.	2007-06-28
Liquid crystal shutter panel, an optical printer head and a method for manufacturing the liquid crystal shutter panel Grant 7,081,929 - Furuki , et al. July 25, 2	2006-07-25
Image enhancement device and image enhancement method of thermal printer Grant 7,042,479 - Furuki , et al. May 9, 2	2006-05-09
Optical printing device Grant 6,930,699 - Yamada , et al. August 16, 2	2005-08-16
Image enhancement device and image enhancement method of thermal printer App 20050168561 - Furuki, Ichiro ; et al.	2005-08-04
Encrypted communication apparatus App 20040059908 - Yamada, Keiki ; et al.	2004-03-25
Color image display App 20040041781 - Sato, Tsuneo ; et al.	2004-03-04
Liquid crystal control device to provide a uniform display or exposure on a display device Grant 6,697,036 - Yamada , et al. February 24, 2	2004-02-24
Transmissive color liquid crystal display Grant 6,690,348 - Sato , et al. February 10, 2	2004-02-10
Liquid crystal shutter panel, an optical printer head and a method for manufacturing the liquid crystal shutter panel App 20030147028 - Furuki, Ichiro ; et al.	2003-08-07
Transmissive color liquid crystal display App 20020080105 - Sato, Tsuneo ; et al.	2002-06-27
Optical printing apparatus App 20020071132 - Yamada, Keiki ; et al.	2002-06-13
Optical printing device App 20020054203 - Yamada, Keiki ; et al.	2002-05-09
Liquid crystal control device App 20020024509 - Yamada, Keiki ; et al.	2002-02-28
Heat and light-sensitive recording material and recording method with the same Grant 6,303,259 - Kubo , et al. October 16, 2	2001-10-16
Ink jet printer Grant 6,024,438 - Koike , et al. February 15, 2	2000-02-15
Serial thermal recording apparatus Grant 6,008,830 - Yamada , et al. December 28, 1	1999-12-28
Method of and apparatus for rewritable recording and erasing and rewritable recording film Grant 5,274,460 - Yamada , et al. December 28, 1	1993-12-28
Rewritable recording display apparatus and method of erasing record Grant 5,231,505 - Watanabe , et al. July 27, 1	1993-07-27

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