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Milpitas, CA, United States of America

Greyhawk Systems, Inc.

USPTO Granted Patents = 22

Forward Citations = 456

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27 inventors (with patents filed for the assignee):

Bryan E Loucks (7 out of 15 patents)

Frederic J Kahn (7 out of 11 patents)

Kenneth G Witte (4 out of 13 patents)

4. Jerry Leff (4 out of 7 patents)

5. Duane A Haven (3 out of 35 patents)

6. David E Stepner (3 out of 7 patents)

7. Roderick James McInnis (2 out of 18 patents)

8. Robert P Harshberger, Jr (2 out of 8 patents)

9. Linden J Livoni (2 out of 5 patents)

10. Paul N Kendrick (2 out of 3 patents)

11. James B Turner (2 out of 2 patents)

12. David E Slobodin (2 out of 2 patents)

13. David W Vollmer (2 out of 2 patents)

14. Noah L Anglin (1 out of 22 patents)

15. Evan D Laganis (1 out of 7 patents)

22 patents: Sort by Forward Citations

1. 5394254 - Light valve projector assembly including fiber optic plate with fiber (1995-02-28),

2. 5374968 - Optics for a single-lens video projector with color-specific (1994-12-20),

3. 5365287 - Three color channel, two-elevation optics for a single lens video (1994-11-15),

4. 5140448 - Apparatus for and method of operation of smectic liquid crystal light (1992-08-18),

5. 5138368 - Fabrication of printed wiring boards by projection imaging (1992-08-11),

6. 5116110 - Partially coherent optical system with scattering type object (1992-05-26),

7. 5111513 - Projected image linewidth correction apparatus and method (1992-05-05),

8. 5085506 - Apparatus and method of forming and projecting high precision optical (1992-02-04),

9. 5084777 - Light addressed liquid crystal light valve incorporating electrically (1992-01-28),

10. 5083854 - Spatial light modulator with improved aperture ratio (1992-01-28),

11. 5080467 - Biphenyl derivatives for photostabilization in pulsed optical darkening (1992-01-14),

12. 5073830 - High-efficiency polarized light source (1991-12-17),

13. 5056895 - Active matrix liquid crystal liquid crystal light valve including a (1991-10-15),

14. 5040879 - Variable density optical filter (1991-08-20),

15. 5014326 - Projected image linewidth correction apparatus and method (1991-05-07),

Company Overview

Greyhawk Systems, Inc. is a technology company based in Milpitas, California, specializing in advanced systems for various applications. The organization focuses on developing innovative solutions in the fields of automation, control systems, and embedded software. With a commitment to enhancing operational efficiency, Greyhawk Systems serves a diverse range of industries, leveraging cutting-edge technology to address complex challenges and improve system performance. Their expertise positions them as a key player in the evolving landscape of technology solutions.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

22 Patents

#68 in Milpitas, CA

#3,590 in California

#15,051 in US

#28,807 in the World

Milpitas, CA, United States of America

Greyhawk Systems, Inc.

Forward Citations = 456

27 inventors:

Bryan E Loucks (7 out of 15 patents)

Frederic J Kahn (7 out of 11 patents)

Kenneth G Witte (4 out of 13 patents)

4. Jerry Leff (4 out of 7 patents)

5. Duane A Haven (3 out of 35 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Greyhawk Systems, Inc.. Retrieved from https://idiyas.com/company/greyhawk-systems

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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