For the Inventor, By the Inventor

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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):

Gerald L Pressman (9 out of 13 patents)

Kenneth W Gardiner (4 out of 13 patents)

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: Sort by Forward Citations

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),

Electroprint, Inc. is a leading provider of high-quality printing solutions for businesses. With a focus on innovation and customer satisfaction, we offer a wide range of printing services including offset printing, digital printing, and specialty finishing. Our state-of-the-art facilities and experienced team ensure that we deliver top-notch printing products to meet our clients' needs. Contact us today to learn more about how Electroprint can help elevate your brand.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

13 Patents

#51 in Cupertino, CA

#5,472 in California

#23,099 in US

#43,615 in the World

Cupertino, CA, United States of America

Electroprint, Inc.

Forward Citations = 110

13 inventors:

Gerald L Pressman (9 out of 13 patents)

Kenneth W Gardiner (4 out of 13 patents)

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)

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