AG Technology Co., Ltd.

Patent Applications and Registrations

Patent applications and USPTO patent grants for AG Technology Co., Ltd..The latest application filed is for "liquid crystal optical element, liquid crystal display element and a projection type liquid crystal display apparatus".

Company Profile

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AG Technology Co., Ltd. - Yokohama 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
Liquid crystal optical element, liquid crystal display element and a projection type liquid crystal display apparatus Grant 6,017,466 - Fujino , et al. January 25, 2	2000-01-25
Glass substrate for magnetic disk Grant 5,900,296 - Hayashi , et al. May 4, 1	1999-05-04
Method for producing a glass substrate for a magnetic disk Grant 5,871,654 - Mannami , et al. February 16, 1	1999-02-16
Liquid crystal optical element, a liquid crystal display element and a projection type liquid crystal display apparatus Grant 5,858,268 - Niiyama , et al. January 12, 1	1999-01-12
Mixed solvent composition Grant 5,827,454 - Kenroh , et al. October 27, 1	1998-10-27
Projection type display apparatus Grant 5,798,805 - Ooi , et al. August 25, 1	1998-08-25
Substrate for a display device, a TFT display element using the substrate Grant 5,789,763 - Kato , et al. August 4, 1	1998-08-04
Projection type color liquid crystal optical apparatus Grant 5,754,260 - Ooi , et al. May 19, 1	1998-05-19
Method for producing a magnetic disk Grant 5,738,906 - Momose , et al. April 14, 1	1998-04-14
Light source apparatus using a cone-like material and an applied apparatus thereof Grant 5,659,409 - Ooi , et al. August 19, 1	1997-08-19
Projection type color liquid crystal optical apparatus Grant 5,648,860 - Ooi , et al. July 15, 1	1997-07-15
Mixed solvent composition with 1-H-perfluorohexane, methanol or ethanol, and optionally a hydrocarbon Grant 5,648,325 - Kitamura , et al. July 15, 1	1997-07-15
Low thermal expansion cordierite aggregate and its bonded body Grant 5,607,885 - Ichii , et al. March 4, 1	1997-03-04
Method of making TFT display Grant 5,589,406 - Kato , et al. December 31, 1	1996-12-31
Glass substrate for a magnetic disk with roughened edges Grant 5,569,518 - Hayashi October 29, 1	1996-10-29
Low thermal expansion cordierite aggregate and its bonded body Grant 5,552,349 - Ichii , et al. September 3, 1	1996-09-03
Magnetic disc Grant 5,549,954 - Otsuka , et al. August 27, 1	1996-08-27
Magnetic recording medium and method for its production Grant 5,478,661 - Murayama , et al. December 26, 1	1995-12-26
Liquid crystal optical element and a laser projection apparatus using polymer dispersed liquid crystal Grant 5,331,446 - Hirai , et al. July 19, 1	1994-07-19
Liquid crystal display element with electrode having concave-convex surface at liquid crystal side Grant 5,283,675 - Ooi , et al. February 1, 1	1994-02-01
Liquid crystal optical element with liquid crystal in polymer matrix with particular modulus of elasticity Grant 5,235,445 - Hirai , et al. August 10, 1	1993-08-10

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