Nishizawa; Hitoshi

Patent Applications and Registrations

Patent applications and USPTO patent grants for Nishizawa; Hitoshi.The latest application filed is for "liquid crystal display device with phase difference plate having particular .delta.nxd perpendicular to surface over .delta.nxd at 45.degree. angle to surface".

Company Profile

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Nishizawa; Hitoshi - Suwa JP
Nishizawa; Hitoshi - Iwakura JP
Nishizawa; Hitoshi - Nagoya JP
Nishizawa; Hitoshi - Hyogo 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 display device with phase difference plate having particular .DELTA.nxd perpendicular to surface over .DELTA.nxd at 45.degree. angle to surface Grant 5,696,567 - Wada , et al. December 9, 1	1997-12-09
Liquid crystal display with phase difference plate having particular .DELTA . .DELTA.nxd at 45.degree. angle to surface Grant 5,426,524 - Wada , et al. * June 20, 1	1995-06-20
Liquid crystal display with phase difference plate having particular .DELTA . .DELTA.nxd at 45.degree. angle to surface Grant 5,303,075 - Wada , et al. April 12, 1	1994-04-12
Electrochemical device incorporating means for preventing reduction of solid electrolyte and insulating ceramics due to heater current leakage Grant 5,028,309 - Nishizawa , et al. July 2, 1	1991-07-02
Ceramic heater having portions connecting heat-generating portion and lead portions Grant 4,952,903 - Shibata , et al. August 28, 1	1990-08-28
NOx sensor having catalyst for decomposing NOx Grant 4,927,517 - Mizutani , et al. May 22, 1	1990-05-22
Electrochemical gas sensor, and method for manufacturing the same Grant 4,859,307 - Nishizawa , et al. * August 22, 1	1989-08-22
Electrochemical device having a heater and leak protection electrode Grant 4,814,059 - Nishizawa , et al. March 21, 1	1989-03-21
Method of determining concentration of a component in gases and electrochemical device suitable for practicing the method Grant 4,645,572 - Nishizawa , et al. February 24, 1	1987-02-24
Electrochemical element Grant 4,639,305 - Shibata , et al. January 27, 1	1987-01-27
Electrochemical apparatus and method of manufacturing the same Grant 4,634,514 - Nishizawa , et al. January 6, 1	1987-01-06
Process for removal of hydrogen sulfide from gases Grant 4,532,118 - Tajiri , et al. July 30, 1	1985-07-30

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