Ishitaka, Yoshihiko

Patent Applications and Registrations

Patent applications and USPTO patent grants for Ishitaka, Yoshihiko.The latest application filed is for "anti-reflective structure, anti-reflective film having the same, light guide, illumination device, and liquid crystal display device".

Company Profile

0.7.6

Ishitaka, Yoshihiko - Fukushima-ken JP
Ishitaka; Yoshihiko - Miyagi-ken JP
Ishitaka; Yoshihiko - Sendai JP
Ishitaka; Yoshihiko - Miyagi 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
Anti-reflective structure, anti-reflective film having the same, light guide, illumination device, and liquid crystal display device App 20050266176 - Ishitaka, Yoshihiko ; et al.	2005-12-01
Resin optical component mold having minute concavo-convex portions and method of manufacturing resin optical component using the same App 20050023433 - Ishitaka, Yoshihiko ; et al.	2005-02-03
Illumination device, tablet, and liquid crystal display App 20040257484 - Ishitaka, Yoshihiko ; et al.	2004-12-23
Light guide plate having anti-reflection layer and a method of manufacturing the same Grant 6,808,282 - Ishitaka October 26, 2	2004-10-26
Surface light-emitting device having light-guide panel wherein light radiated from exit surface is maximized proximate to normal direction of exit surface Grant 6,806,922 - Ishitaka October 19, 2	2004-10-19
Anti-reflective structure, illuminating device, liquid crystal display device, and mold for forming anti-reflective film App 20040105646 - Fukuda, Tetsuya ; et al.	2004-06-03
Photo-conductor plate reduced in light reflection, and surface emitting device and liquid crystal display unit using it Grant 6,693,683 - Ishitaka February 17, 2	2004-02-17
Light guide plate having anti-reflection layer and a method of manufacturing the same App 20030123244 - Ishitaka, Yoshihiko	2003-07-03
Photo-conductor plate reduced in light reflection, and surface emitting device and liquid crystal display unit using it App 20020057399 - Ishitaka, Yoshihiko	2002-05-16
Reflection type liquid crystal display device wherein the organic film is terminated before extending into the driving element mounting region Grant 6,330,046 - Ishitaka , et al. December 11, 2	2001-12-11
Liquid crystal display device Grant 6,233,031 - Ishitaka May 15, 2	2001-05-15
Alignment layer for liquid crystal element and method of producing same Grant 5,486,403 - Ishitaka , et al. January 23, 1	1996-01-23
Orientation film of liquid crystal having bilaterally asymmetric ridges separated by grooves Grant 5,438,421 - Sugawara , et al. August 1, 1	1995-08-01

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