James G. Baker

Person

Bedford, NH, US

People

Patents Grantslast 30 patents

Information Patent Grant
Compact objective lens
- Patent number 5,327,291
- Issue date Jul 5, 1994
- Polaroid Corporation
- James G. Baker
- G02 - OPTICS
Information Patent Grant
Zoom lens
- Patent number 4,925,281
- Issue date May 15, 1990
- Polaroid Corporation
- James G. Baker
- G02 - OPTICS
Information Patent Grant
Camera and two-element viewfinder
- Patent number 4,812,864
- Issue date Mar 14, 1989
- Polaroid Corporation
- James G. Baker
- G02 - OPTICS
Information Patent Grant
Analytic function optical component
- Patent number 4,650,292
- Issue date Mar 17, 1987
- Polaroid Corporation
- James G. Baker
- G02 - OPTICS
Information Patent Grant
Compact afocal attachment for use with photographic objectives
- Patent number 4,496,223
- Issue date Jan 29, 1985
- Polaroid Corporation
- James G. Baker
- G02 - OPTICS
Information Patent Grant
Optical system utilizing a transversely movable plate for focusing
- Patent number 4,457,592
- Issue date Jul 3, 1984
- Polaroid Corporation
- James G. Baker
- G02 - OPTICS
Information Patent Grant
Multielement optical panel
- Patent number 4,456,783
- Issue date Jun 26, 1984
- Polaroid Corporation
- James G. Baker
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Lens system having wide angle objectives
- Patent number 4,331,391
- Issue date May 25, 1982
- The United States of America as represented by the Secretary of the Air Force
- James G. Baker
- G02 - OPTICS
Information Patent Grant
Periscopic viewfinder system for use in photographic cameras
- Patent number 4,270,837
- Issue date Jun 2, 1981
- Polaroid Corporation
- James G. Baker
- G02 - OPTICS
Information Patent Grant
Compact four element afocal lens
- Patent number 4,171,872
- Issue date Oct 23, 1979
- Polaroid Corporation
- James G. Baker
- G02 - OPTICS
Information Patent Grant
Prism camera
- Patent number 4,119,980
- Issue date Oct 10, 1978
- Polaroid Corporation
- James G. Baker
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

James G. Baker

Person

Patents Grantslast 30 patents

Compact objective lens

Zoom lens

Camera and two-element viewfinder

Analytic function optical component

Compact afocal attachment for use with photographic objectives

Optical system utilizing a transversely movable plate for focusing

Multielement optical panel

Lens system having wide angle objectives

Periscopic viewfinder system for use in photographic cameras

Compact four element afocal lens

Prism camera