Richard L. Wilkinson

Person

Torrance, CA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Video recorder-playback machine
- Patent number 4,488,279
- Issue date Dec 11, 1984
- Discovision Associates
- Richard L. Wilkinson
- G11 - INFORMATION STORAGE
Information Patent Grant
Video recorder-playback machine
- Patent number 4,467,467
- Issue date Aug 21, 1984
- Discovision Associates
- Richard L. Wilkinson
- G11 - INFORMATION STORAGE
Information Patent Grant
Method for producing a recording disc stamper
- Patent number 4,430,401
- Issue date Feb 7, 1984
- Discovision Associates
- Richard L. Wilkinson
- G11 - INFORMATION STORAGE
Information Patent Grant
Method for forming video discs
- Patent number 4,422,904
- Issue date Dec 27, 1983
- Discovision Associates
- Richard L. Wilkinson
- G11 - INFORMATION STORAGE
Information Patent Grant
Lens assembly for a video recorder-playback machine
- Patent number 4,422,169
- Issue date Dec 20, 1983
- Discovision Associates
- George Vitale
- G11 - INFORMATION STORAGE
Information Patent Grant
Apparatus and method for controlling focus in a recording system
- Patent number 4,358,774
- Issue date Nov 9, 1982
- Discovision Associates
- Richard L. Wilkinson
- G11 - INFORMATION STORAGE
Information Patent Grant
Method of manufacturing an optical reading disc
- Patent number 4,353,767
- Issue date Oct 12, 1982
- Discovision Associates
- Richard L. Wilkinson
- G11 - INFORMATION STORAGE
Information Patent Grant
Dielectric recording medium
- Patent number 4,345,261
- Issue date Aug 17, 1982
- Discovision Associates
- Richard L. Wilkinson
- G11 - INFORMATION STORAGE
Information Patent Grant
Drive assembly for a video recorder-playback machine
- Patent number 4,337,538
- Issue date Jun 29, 1982
- Discovision Associates
- Richard L. Wilkinson
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical recording disc and related method of manufacture
- Patent number 4,264,911
- Issue date Apr 28, 1981
- MCA Discovision, Inc.
- Richard L. Wilkinson
- G11 - INFORMATION STORAGE
Information Patent Grant
Digital center tracking system
- Patent number 4,236,105
- Issue date Nov 25, 1980
- MCA Discovision, Inc.
- Richard L. Wilkinson
- G11 - INFORMATION STORAGE
Information Patent Grant
Method and apparatus for tracking an optically readable information...
- Patent number 4,232,337
- Issue date Nov 4, 1980
- MCA Discovision, Inc.
- John S. Winslow
- G11 - INFORMATION STORAGE
Information Patent Grant
Synchronous detection tracking of video disc
- Patent number 4,118,735
- Issue date Oct 3, 1978
- MCA Disco-Vision, Inc.
- Richard L. Wilkinson
- G11 - INFORMATION STORAGE

Richard L. Wilkinson

Person

Patents Grantslast 30 patents

Video recorder-playback machine

Video recorder-playback machine

Method for producing a recording disc stamper

Method for forming video discs

Lens assembly for a video recorder-playback machine

Apparatus and method for controlling focus in a recording system

Method of manufacturing an optical reading disc

Dielectric recording medium

Drive assembly for a video recorder-playback machine

Optical recording disc and related method of manufacture

Digital center tracking system

Method and apparatus for tracking an optically readable information...

Synchronous detection tracking of video disc