Inventor

Gijsbertus Bouwhuis

Inventor

Eindhoven, NL

Overview

30→

Patents

1976–1994

Patent span

Physics

Primary field (CPC G)

Patents· 30 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

G11Bprimary

G11BInformation storage based on relative movement between record carrier and transducer46%

G02BOptical elements, systems or apparatus17%

H04NPictorial communication, e.g. television17%

G03FPhotomechanical production of textured or patterned surfaces, e.g. for printing, for processing of semiconductor devices4%

H01SDevices using the process of light amplification by stimulated emission of radiation [laser] to amplify or generate light4%

G01BMeasuring length, thickness or similar linear dimensions2%

G01MTesting static or dynamic balance of machines or structures2%

G03BApparatus or arrangements for taking photographs or for projecting or viewing them2%

H01JElectric discharge tubes or discharge lamps2%

H03GControl of amplification2%

PatentTitleYear

5,309,239'Image pick-up device'1994 5,253,038'Interferometric device for detecting a centering error'1993 5,153,873'Optical record carrier and method and apparatus for increasing the resolution of information recorded thereon and read therefrom'1992 4,963,016'Compact rear-projection system with obliquely incident light beam'1990 4,772,119'Device for detecting a magnification error in an optical imaging system'1988 4,571,616'Device for displaying three-dimensional images'1986 4,446,548'Apparatus for the point-by-point scanning of an object'1984 4,410,241'Device for processing optical information and method of manufacturing a coma correction plate used in such a device'1983 4,379,230'Automatic beam correction in a scanning transmission electron microscope'1983 4,251,160'Method and arrangement for aligning a mask pattern relative to a semiconductor substrate'1981 4,242,579'Apparatus for the pointwise scanning of an information surface'1980 4,233,502'Opto-electronic focussing error detection arrangement'1980 4,223,347'Videodisc with undulating nested tracks'1980 4,201,954'Gas discharge laser for generating linearly polarized radiation'1980 4,132,959'Gas discharge laser having an asymmetrical coupling-out mirror'1979 4,123,652'Apparatus for reading a radiation-reflecting record carrier'1978 4,118,734'Optical videodisc with variable width tracks'1978 4,084,185'Record carrier on which information is stored in an optically readable structure'1978 4,038,679'Apparatus for reading an optically recorded record carrier provided with periodic surface undulations and for deriving a focussing control signal from such surface undulations'1977 4,034,403'Apparatus for positional control of a reading head in a device for reproducing optically coded video disk recordings'1977 4,010,317'Apparatus for reading a record carrier in which information, for example video and/or audio information, is recorded in at least one track'1977 4,006,293'Apparatus for reading a flat record carrier with an optically readable information structure'1977 3,999,009'Apparatus for playing a transparent optically encoded multilayer information carrying disc'1976 3,999,008'Record carrier on which information is stored in an optically readable structure with dither focussing signals also being stored'1976 3,992,574'Opto-electronic system for determining a deviation between the actual position of a radiation-reflecting plane in an optical imaging system and the desired position of said plane'1976 3,978,278'Videodisc reader with concave mirror elements'1976 3,969,573'Apparatus for reading a record carrier on which information is stored in an optically readable structure'1976 3,963,862'Record carrier for a television signal'1976 3,956,582'Apparatus for reading a record carrier on which information is recorded in at least one track'1976 3,950,621'Apparatus for optically reading a reflecting record carrier'1976

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1976–1994Patents assigned to PHILIPS CORP (30)· patent assignee history

1976–1994Based in Eindhoven, NL· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
PHILIPS CORP	30	1976–1994

Locations

Location	Patents	Span
Eindhoven, NL	30	1976–1994