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For the Inventor, By the Inventor

San Jose, CA, United States of America

Edward F Mayer

This inventor holds 25 USPTO granted patents, primarily in Electrophotographic Technology. Top assignees: Ricoh Company, Ltd., Ricoh Systems, Inc., Ricoh Corporation. Active years: 1981-1989.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Edward F Mayer. Retrieved from https://idiyas.com/inventor/edward-f-mayer

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Calculating rank
USPTO Granted Patents = 25

% Patents Active = 100.0

Average Co-Inventor Count = 1.3

ph-index = 7

Forward Citations = 142(Granted Patents)


Location History:

  • San Jose, CA (US) (1981 - 1987)
  • Santa Clara County, CA (US) (1987 - 1988)
  • Cromwell, CT (US) (1989)

Company Filing History:

goldMedal20 out of 28,977 
 
Ricoh Company, Ltd.
 patents
silverMedal7 out of 21 
 
Ricoh Systems, Inc.
 patents
bronzeMedal2 out of 233 
 
Ricoh Corporation
 patents
4. 1 out of 1 
 
Forems, Inc.
 patent
where one patent can have more than one assignee

Years Active: 1981-1989

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Areas of Expertise:
Electrophotographic
Document Feeder
Photoreceptor
Automatic Cleaning
Toner Fusing
Developer Compositions
High Speed Scanner
Ink Supply
Gradient Layer
Carrier Coating
Crossmixing Method
Copying Apparatus
25 patents (USPTO):Explore Patents
1. 4803503 - Thermally activated electrostatic charging method and system (1989-02-07),
2. 4776575 - Electrophotographic copying apparatus incorporating an automatic (1988-10-11),
3. 4710442 - Gradient layer panchromatic photoreceptor (1987-12-01),
4. 4703923 - Recirculating automatic document feeder (1987-11-03),
5. 4668071 - Character generator using cathode ray tube activated liquid crystal (1987-05-26),
6. 4650311 - Compact cleaning system for electrophotographic copying apparatus (1987-03-17),
7. 4619450 - Copying apparatus with automatic bottom feeder (1986-10-28),
8. 4615580 - Fiber optic high speed pulse scanner (1986-10-07),
9. 4614353 - Storage assembly for trailer hitch torsion bars (1986-09-30),
10. 4595933 - Ink liquid supply apparatus (1986-06-17),
11. 4577955 - Electrophotographic copying apparatus including a guillotine cleaner (1986-03-25),
12. 4572655 - Electrophotographic copying apparatus and method of use including (1986-02-25),
13. 4559509 - Electrophotographic copying apparatus including electrically biased (1985-12-17),
14. 4553827 - Electrophotographic copying apparatus including an enlarged image (1985-11-19),
15. 4529295 - Electrophotographic copying apparatus including a self-cleaning (1985-07-16),

Title: The Inventor Edward F Mayer: Pioneering Innovations in San Jose

Introduction: Edward F Mayer is a distinguished inventor based in San Jose, California, known for his groundbreaking contributions to various technological fields.

Latest Patents: Edward F Mayer holds several patents in the areas of electronics, software development, and renewable energy technologies, showcasing his versatility and ingenuity.

Career Highlights: With a career spanning over two decades, Edward F Mayer has worked with leading tech companies, research institutions, and universities to develop cutting-edge solutions that have had a significant impact on the industry.

Collaborations: Throughout his career, Edward F Mayer has collaborated with top engineers, scientists, and designers, fostering a culture of innovation and excellence in all his projects.

Conclusion: Edward F Mayer's passion for innovation and his relentless pursuit of technological advancement continue to inspire the next generation of inventors and entrepreneurs.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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