Hayashi; Asao

Patent Applications and Registrations

Patent applications and USPTO patent grants for Hayashi; Asao.The latest application filed is for "information reading apparatus with a light beam scanning technique".

Company Profile

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Hayashi; Asao - Tokyo JP
Hayashi; Asao - Hachioji JP
Hayashi; Asao - Hachioji City 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
Information reading apparatus with a light beam scanning technique Grant 4,720,824 - Hayashi January 19, 1	1988-01-19
Method of detecting a focus condition of an imaging optical system by image sharpness and lateral shift techniques Grant 4,614,865 - Hayashi * September 30, 1	1986-09-30
Automatic focus controlling apparatus and method Grant 4,563,705 - Oinoue , et al. January 7, 1	1986-01-07
Apparatus and method for detecting focus condition of imaging optical system employing both sharpness detection and lateral shift detection Grant 4,562,346 - Hayashi , et al. December 31, 1	1985-12-31
Method of detecting focusing conditions Grant 4,540,881 - Hayashi , et al. September 10, 1	1985-09-10
Apparatus and technique for detecting and controlling the focusing of an optical system by image sharpness and lateral shift techniques Grant 4,492,449 - Oinoue , et al. January 8, 1	1985-01-08
Intelligent copier Grant 4,486,787 - Gocho , et al. December 4, 1	1984-12-04
Method and apparatus for detecting focus condition of objective lens Grant 4,443,079 - Oinoue , et al. April 17, 1	1984-04-17
Automatic microfilm retrieval system Grant 4,179,743 - Suzuki , et al. December 18, 1	1979-12-18
Automatic exposure control circuit for photomicrographic apparatus Grant 3,987,463 - Nishikawa , et al. October 19, 1	1976-10-19
Device for modulating intensity of light rays generated from gas laser Grant 3,938,060 - Kato , et al. February 10, 1	1976-02-10

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