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For the Inventor, By the Inventor

Cupertino, CA, United States of America

Electroprint, Inc.


USPTO Granted Patents = 13

Forward Citations = 110

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13 inventors (with patents filed for the assignee):

goldMedal Gerald L Pressman (9 out of 13 patents)

silverMedal Kenneth W Gardiner (4 out of 13 patents)

bronzeMedal Lester E Thompson (2 out of 4 patents)

4.  Hugh F Frohbach (1 out of 14 patents)

5.  David E Blake (1 out of 1 patent)

6.  Enrique J Klein (1 out of 1 patent)

7.  Myron E Lee (1 out of 1 patent)

8.  George J Eilers (1 out of 2 patents)

9.  John V Casanova (1 out of 1 patent)

10.  Hewitt D Crane (1 out of 1 patent)

11.  Akinori Watanabe (1 out of 1 patent)

12.  Takao Ando (1 out of 1 patent)

13.  Ronnie Joseph Maddox (1 out of 1 patent)


13 patents:

1. 4318002 - Method of charging a multilayered apertured element in an electrostatic (1982-03-02),
2. 4181423 - Electrostatic color printing systems and methods using modulated ion (1980-01-01),
3. 4158564 - Method and apparatus for controlling the gray scale response of a (1979-06-19),
4. 4082448 - Electrostatic modulator for control of flow of charged particles (1978-04-04),
5. 4068585 - Electrostatic printer support with controlled electrostatic surface (1978-01-17),
6. 4016813 - Electrostatic line printer (1977-04-12),
7. 4014694 - Method and apparatus for forming a positive electrostatic image (1977-03-29),
8. 4006983 - Electrostatic color printing systems using modulated ion streams (1977-02-08),
9. 4004513 - Method and apparatus for preventing ink smears in an electrostatic ink (1977-01-25),
10. 4001838 - Methods and apparatus for cleaning paper in a high speed electrostatic (1977-01-04),
11. 3977323 - Electrostatic printing system and method using ions and liquid aerosol (1976-08-31),
12. 3972716 - Color electrophotography using encoded multicolor information (1976-08-03),
13. 3967549 - Ink supply system for an ink mist printer (1976-07-06),
Company Overview
Electroprint, Inc. is a technology company based in Cupertino, CA, specializing in advanced electronic manufacturing solutions. The organization focuses on the development and production of high-quality printed circuit boards (PCBs) and related electronic components, catering to a diverse range of industries including telecommunications, consumer electronics, and automotive sectors. With a commitment to innovation, Electroprint leverages cutting-edge technologies to enhance product performance and reliability, positioning itself as a key player in the electronics manufacturing landscape.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 6 2026

13 Patents

#55 in Cupertino, CA

#5,650 in California

#23,815 in US

#44,988 in the World

Cupertino, CA (US)
Cupertino, CA, United States of America

Electroprint, Inc.

Forward Citations = 110

13 inventors:

goldMedal Gerald L Pressman (9 out of 13 patents)

silverMedal Kenneth W Gardiner (4 out of 13 patents)

bronzeMedal Lester E Thompson (2 out of 4 patents)

4.  Hugh F Frohbach (1 out of 14 patents)

5.  David E Blake (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Electroprint, Inc.. Retrieved from https://idiyas.com/company/electroprint

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

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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