Gradco Systems, Inc.

Calculating rank

USPTO Granted Patents = 10

Forward Citations = 162

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7 inventors (with patents filed for the assignee):

Frederick J Lawrence (5 out of 23 patents)

R Clark DuBois (3 out of 33 patents)

Peter M Coombs (2 out of 29 patents)

4. Hans Graafmans (1 out of 2 patents)

5. Klaus Thogersen (1 out of 7 patents)

6. John C Hamma (1 out of 24 patents)

7. George M Cron (1 out of 1 patent)

10 patents: Sort by Forward Citations

1. 5066984 - Decurler (1991-11-19),

2. 4977432 - Decurling and offsetting device (1990-12-11),

3. 4911424 - Sheet sorting machine (1990-03-27),

4. 4843434 - Random access sheet receiver (1989-06-27),

5. 4842261 - Printer feeder (1989-06-27),

6. 4691914 - Sheet receiver (1987-09-08),

7. 4500087 - Drop tray sorter (1985-02-19),

8. 4478406 - Apparatus for sorting photocopies (1984-10-23),

9. 4466609 - Compact sheet sorter (1984-08-21),

10. 4466608 - Movable tray sheet sorter (1984-08-21),

Company Overview

Gradco Systems, Inc. is a technology company based in Irvine, California, specializing in advanced solutions for the semiconductor and electronics industries. The organization focuses on developing innovative manufacturing equipment and processes that enhance production efficiency and product quality. With a commitment to research and development, Gradco Systems aims to address the evolving needs of its clients by leveraging cutting-edge technologies and engineering expertise to deliver high-performance solutions.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 27 2026

10 Patents

#281 in Irvine, CA

#7,121 in California

#29,892 in US

#56,119 in the World

Irvine, CA, United States of America