Edward F. Mayer

Person

San Jose, CA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Thermally activated electrostatic charging method and system
- Patent number 4,803,503
- Issue date Feb 7, 1989
- Ricoh Corporation
- Edward F. Mayer
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotographic copying apparatus incorporating an automatic ad...
- Patent number 4,776,575
- Issue date Oct 11, 1988
- Ricoh Co., Ltd.
- Edward F. Mayer
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Gradient layer panchromatic photoreceptor
- Patent number 4,710,442
- Issue date Dec 1, 1987
- Ricoh Systems, Inc.
- Alan L. Koelling
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Recirculating automatic document feeder
- Patent number 4,703,923
- Issue date Nov 3, 1987
- Ricoh Co. Ltd.
- Carl P. Anderson
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Character generator using cathode ray tube activated liquid crystal...
- Patent number 4,668,071
- Issue date May 26, 1987
- Ricoh Company, Ltd.
- Edward F. Mayer
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Compact cleaning system for electrophotographic copying apparatus u...
- Patent number 4,650,311
- Issue date Mar 17, 1987
- Ricoh Company, Ltd.
- Edward F. Mayer
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Copying apparatus with automatic bottom feeder
- Patent number 4,619,450
- Issue date Oct 28, 1986
- Ricoh Systems, Inc.
- Carl P. Anderson
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Fiber optic high speed pulse scanner
- Patent number 4,615,580
- Issue date Oct 7, 1986
- Ricoh Company, Ltd.
- Edward F. Mayer
- G02 - OPTICS
Information Patent Grant
Storage assembly for trailer hitch torsion bars
- Patent number 4,614,353
- Issue date Sep 30, 1986
- Forems, Inc.
- Edward F. Mayer
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Ink liquid supply apparatus
- Patent number 4,595,933
- Issue date Jun 17, 1986
- Ricoh Systems, Inc.
- Edward F. Mayer
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Electrophotographic copying apparatus including a guillotine cleane...
- Patent number 4,577,955
- Issue date Mar 25, 1986
- Ricoh Company, Ltd.
- Edward F. Mayer
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotographic copying apparatus and method of use including e...
- Patent number 4,572,655
- Issue date Feb 25, 1986
- Ricoh Systems, Inc.
- Elden R. Morrison
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotographic copying apparatus including electrically biased...
- Patent number 4,559,509
- Issue date Dec 17, 1985
- Ricoh Company Ltd.
- Edward F. Mayer
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotographic copying apparatus including an enlarged image d...
- Patent number 4,553,827
- Issue date Nov 19, 1985
- Ricoh Company, Ltd.
- Edward F. Mayer
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotographic copying apparatus including a self-cleaning dev...
- Patent number 4,529,295
- Issue date Jul 16, 1985
- Ricoh Company Ltd.
- Edward F. Mayer
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotographic copying apparatus including specific toner fusi...
- Patent number 4,521,095
- Issue date Jun 4, 1985
- Ricoh Company, Ltd.
- Edward F. Mayer
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotographic copying apparatus including toner cleaning arra...
- Patent number 4,519,699
- Issue date May 28, 1985
- Ricoh Company, Ltd.
- Edward F. Mayer
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developer crossmixing method
- Patent number 4,427,756
- Issue date Jan 24, 1984
- Ricoh Company, Ltd.
- Edward F. Mayer
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotographic copying apparatus and subsystems therefor
- Patent number 4,416,531
- Issue date Nov 22, 1983
- Ricoh Company, Ltd.
- Edward F. Mayer
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotographic copying apparatus and subsystems therefor
- Patent number 4,400,078
- Issue date Aug 23, 1983
- Ricoh Company, Ltd.
- Edward F. Mayer
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotographic copying apparatus and subsystems therefor
- Patent number 4,384,784
- Issue date May 24, 1983
- Ricoh Company, Ltd.
- Edward F. Mayer
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Carrier coating compositions of butadiene-acrylonitrile rubber and...
- Patent number 4,374,192
- Issue date Feb 15, 1983
- Ricoh Company, Ltd.
- Edward F. Mayer
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developer crossmixing apparatus
- Patent number 4,361,109
- Issue date Nov 30, 1982
- Ricoh Company, Ltd.
- Edward F. Mayer
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developer compositions with toner, coated carrier and lubricant
- Patent number 4,331,756
- Issue date May 25, 1982
- Ricoh Company, Ltd.
- Edward F. Mayer
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developer seal
- Patent number 4,304,192
- Issue date Dec 8, 1981
- Ricoh Company, Ltd.
- Edward F. Mayer
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Edward F. Mayer

Person

Patents Grantslast 30 patents

Thermally activated electrostatic charging method and system

Electrophotographic copying apparatus incorporating an automatic ad...

Gradient layer panchromatic photoreceptor

Recirculating automatic document feeder

Character generator using cathode ray tube activated liquid crystal...

Compact cleaning system for electrophotographic copying apparatus u...

Copying apparatus with automatic bottom feeder

Fiber optic high speed pulse scanner

Storage assembly for trailer hitch torsion bars

Ink liquid supply apparatus

Electrophotographic copying apparatus including a guillotine cleane...

Electrophotographic copying apparatus and method of use including e...

Electrophotographic copying apparatus including electrically biased...

Electrophotographic copying apparatus including an enlarged image d...

Electrophotographic copying apparatus including a self-cleaning dev...

Electrophotographic copying apparatus including specific toner fusi...

Electrophotographic copying apparatus including toner cleaning arra...

Developer crossmixing method

Electrophotographic copying apparatus and subsystems therefor

Electrophotographic copying apparatus and subsystems therefor

Electrophotographic copying apparatus and subsystems therefor

Carrier coating compositions of butadiene-acrylonitrile rubber and...

Developer crossmixing apparatus

Developer compositions with toner, coated carrier and lubricant

Developer seal