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Irving Erlichman
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Wayland, MA, US
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last 30 patents
Information
Patent Grant
Compliant lens blocks and method of using them
Patent number
4,925,518
Issue date
May 15, 1990
Nelson M. Wasserman
B24 - GRINDING POLISHING
Information
Patent Grant
Color thermal transfer recording system and ribbon
Patent number
4,630,069
Issue date
Dec 16, 1986
Polaroid Corporation
Irving Erlichman
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Thermal transfer recording medium
Patent number
4,603,337
Issue date
Jul 29, 1986
Polaroid Corporation
Irving Erlichman
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Thermal recording medium and method
Patent number
4,596,991
Issue date
Jun 24, 1986
Polaroid Corporation
Algis E. Adomkaitis
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Thermal recording system and method
Patent number
4,596,993
Issue date
Jun 24, 1986
Polaroid Corporation
Irving Erlichman
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Thermal transfer recording system and method
Patent number
4,556,892
Issue date
Dec 3, 1985
Polaroid Corporation
Irving Erlichman
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Thermal recording system and method
Patent number
4,547,784
Issue date
Oct 15, 1985
Polaroid Corporation
Irving Erlichman
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Modular production line unit and system
Patent number
4,371,075
Issue date
Feb 1, 1983
Polaroid Corporation
Irving Erlichman
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Accumulator for use with modular production line units
Patent number
4,359,149
Issue date
Nov 16, 1982
Polaroid Corporation
Irving Erlichman
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Electronic imaging camera
Patent number
4,262,301
Issue date
Apr 14, 1981
Polaroid Corporation
Irving Erlichman
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Photographic film assemblage having interconnected film units
Patent number
4,201,457
Issue date
May 6, 1980
Polaroid Corporation
Irving Erlichman
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Exposure control system including blade sensing follow focus and tr...
Patent number
4,200,379
Issue date
Apr 29, 1980
Polaroid Corporation
Irving Erlichman
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Method and apparatus for releasing processing fluid from a fluid ap...
Patent number
4,198,135
Issue date
Apr 15, 1980
Polaroid Corporation
Irving Erlichman
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Multiple mode exposure control system with gray code aperture selector
Patent number
4,196,987
Issue date
Apr 8, 1980
Polaroid Corporation
Irving Erlichman
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Battery containing film cassette wherein removal of last sheet insu...
Patent number
4,188,105
Issue date
Feb 12, 1980
Polaroid Corporation
Irving Erlichman
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Transfer or recording sheet having a textured surface
Patent number
4,178,598
Issue date
Dec 11, 1979
Polaroid Corporation
Irving Erlichman
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Printer for producing print of an electronically recorded image
Patent number
4,161,749
Issue date
Jul 17, 1979
Polaroid Corporation
Irving Erlichman
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Flexible shutter for photographic camera
Patent number
4,130,357
Issue date
Dec 19, 1978
Polaroid Corporation
Irving Erlichman
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Photographic camera having independent viewfinder and reflex focusi...
Patent number
4,124,858
Issue date
Nov 7, 1978
Polaroid Corporation
Irving Erlichman
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Method of molding plastic elements on a continuous web
Patent number
4,008,302
Issue date
Feb 15, 1977
Polaroid Corporation
Irving Erlichman
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Method for manufacturing flat batteries
Patent number
3,993,508
Issue date
Nov 23, 1976
Polaroid Corporation
Irving Erlichman
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Exposure control system employing a blade position sensor
Patent number
3,977,012
Issue date
Aug 24, 1976
Polaroid Corporation
Irving Erlichman
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Exposure control system employing blade sensing follow focus arrang...
Patent number
3,950,766
Issue date
Apr 13, 1976
Polaroid Corporation
Irving Erlichman
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Shaft drive and control system for automatic camera
Patent number
3,936,847
Issue date
Feb 3, 1976
Polaroid Corporation
Irving Erlichman
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY