Kadoshima; Takayuki

Patent Applications and Registrations

Patent applications and USPTO patent grants for Kadoshima; Takayuki.The latest application filed is for "interference measuring apparatus".

Company Profile

0.6.3

Kadoshima; Takayuki - Utsunomiya JP
Kadoshima; Takayuki - Utsunomiya-shi JP
Kadoshima, Takayuki - Tochigi 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
Interference measuring apparatus for detecting a plurality of stable phase difference signals Grant 7,375,820 - Ishizuka , et al. May 20, 2	2008-05-20
Interference measuring apparatus App 20060114474 - Ishizuka; Ko ; et al.	2006-06-01
Compact interference measuring apparatus for detecting the magnitude and direction of positional deviation Grant 7,034,947 - Ishizuka , et al. April 25, 2	2006-04-25
Encoder Grant 6,674,066 - Kaneda , et al. January 6, 2	2004-01-06
Compact interference measuring apparatus detecting plurality of phase difference signals App 20030223075 - Ishizuka, Ko ; et al.	2003-12-04
Optical element used in compact interference measuring apparatus detecting plurality of phase difference signals Grant 6,657,181 - Ishizuka , et al. December 2, 2	2003-12-02
Displacement detecting apparatus and information recording apparatus Grant 6,618,218 - Kadowaki , et al. September 9, 2	2003-09-09
Measuring instrument App 20020021448 - Ishizuka, Ko ; et al.	2002-02-21
Displacement detection apparatus and drive control apparatus using the same constructed to prevent collision between gratings Grant 5,956,140 - Ishizuka , et al. September 21, 1	1999-09-21

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