Coulter Information Systems, Inc.

Organization

Bedford, MA, US

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Patents Grantslast 30 patents

Information Patent Grant
Electrophotographic contact duplicating apparatus and method
- Patent number 4,173,407
- Issue date Nov 6, 1979
- Coulter Information Systems, Inc.
- Manfred R. Kuehnle
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
High speed electrophotographic method
- Patent number 4,170,475
- Issue date Oct 9, 1979
- Coulter Information Systems, Inc.
- Manfred R. Kuehnle
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Lens testing method and apparatus
- Patent number 4,099,877
- Issue date Jul 11, 1978
- Coulter Information Systems, Inc.
- Willem Brouwer
- G01 - MEASURING TESTING
Information Patent Grant
Method of and apparatus for toning electrophotographic film
- Patent number 4,076,406
- Issue date Feb 28, 1978
- Coulter Information Systems, Inc.
- Peter Guy Talmage
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Photoelectric measuring device
- Patent number 4,049,963
- Issue date Sep 20, 1977
- Coulter Information Systems, Inc.
- Manfred R. Kuehnle
- G01 - MEASURING TESTING
Information Patent Grant
Corona power supply circuit
- Patent number 4,028,596
- Issue date Jun 7, 1977
- Coulter Information Systems, Inc.
- Harold J. Weber
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Thin film deposition apparatus using segmented target means
- Patent number 4,026,787
- Issue date May 31, 1977
- Coulter Information Systems, Inc.
- Manfred R. Kuehnle
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Electrophotographic film, method of making the same and photoconduc...
- Patent number 4,025,339
- Issue date May 24, 1977
- Coulter Information Systems, Inc.
- Manfred R. Kuehnle
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Sputtering apparatus
- Patent number 4,014,779
- Issue date Mar 29, 1977
- Coulter Information Systems, Inc.
- Manfred R. Kuehnle
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Thin film deposition apparatus
- Patent number 4,013,539
- Issue date Mar 22, 1977
- Coulter Information Systems, Inc.
- Manfred R. Kuehnle
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Image recording apparatus for electrophotographic film
- Patent number 4,006,986
- Issue date Feb 8, 1977
- Coulter Information Systems, Inc.
- Manfred R. Kuehnle
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrostatic image recording device having partially collapsible t...
- Patent number 3,985,437
- Issue date Oct 12, 1976
- Coulter Information Systems, Inc.
- Manfred R. Kuehnle
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Corona power supply circuit
- Patent number 3,986,085
- Issue date Oct 12, 1976
- Coulter Information Systems, Inc.
- Harold J. Weber
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Reciprocating corona producing apparatus
- Patent number 3,978,380
- Issue date Aug 31, 1976
- Coulter Information Systems, Inc.
- Peter Guy Talmage
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Method and apparatus for supplying background gas in a sputtering c...
- Patent number 3,976,555
- Issue date Aug 24, 1976
- Coulter Information Systems, Inc.
- Herbert Von Hartel
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Electrophotographic process employing signal comparison
- Patent number 3,973,956
- Issue date Aug 10, 1976
- Coulter Information Systems, Inc.
- Manfred R. Kuehnle
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Method and apparatus for charging an electrophotographic member
- Patent number 3,958,162
- Issue date May 18, 1976
- Coulter Information Systems, Inc.
- Manfred R. Kuehnle
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Duplicator processor
- Patent number 3,951,541
- Issue date Apr 20, 1976
- Coulter Information Systems, Inc.
- Manfred R. Kuehnle
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Apparatus for large scale screen display of images
- Patent number 3,936,178
- Issue date Feb 3, 1976
- Coulter Information Systems, Inc.
- Manfred R. Kuehnle
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Coulter Information Systems, Inc.

Organization

Patents Grantslast 30 patents

Electrophotographic contact duplicating apparatus and method

High speed electrophotographic method

Lens testing method and apparatus

Method of and apparatus for toning electrophotographic film

Photoelectric measuring device

Corona power supply circuit

Thin film deposition apparatus using segmented target means

Electrophotographic film, method of making the same and photoconduc...

Sputtering apparatus

Thin film deposition apparatus

Image recording apparatus for electrophotographic film

Electrostatic image recording device having partially collapsible t...

Corona power supply circuit

Reciprocating corona producing apparatus

Method and apparatus for supplying background gas in a sputtering c...

Electrophotographic process employing signal comparison

Method and apparatus for charging an electrophotographic member

Duplicator processor

Apparatus for large scale screen display of images