For the Inventor, By the Inventor

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Los Angeles, CA, United States of America

Whittaker Corporation

USPTO Granted Patents = 71

% Expired Patents = 2.8

Trademarks = 5

Forward Citations = 1,353

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74 inventors (with patents filed for the assignee):

Ishwar R Mansukhani (10 out of 13 patents)

Edward J Holzrichter (5 out of 9 patents)

Edward A Lasher (4 out of 6 patents)

4. James Beasley (3 out of 15 patents)

5. Marinica Rusu (3 out of 7 patents)

6. Ihab A Jaser (3 out of 4 patents)

7. Augustine J Pagan (3 out of 4 patents)

8. Eric R Hooper (3 out of 4 patents)

9. Mark W Hancock (2 out of 7 patents)

10. Keith A Klinedinst (2 out of 40 patents)

11. Joseph L Dautremont, Jr (2 out of 3 patents)

12. William J Schneider (2 out of 4 patents)

13. Louis Zernow (2 out of 2 patents)

14. John J Marino (2 out of 2 patents)

15. Jay K Laufer (2 out of 2 patents)

Core Competencies:

Electrochemical Cell

Fire Detection

Network Access

Hydraulic Brake Actuator

Digital Storage System

Jet Printing Ink

Water-Based Coatings

Pneumatic Pressure Detector

Electrically Sealed Connector

High Recovery Metering Valve

Breathing Air Conservation

Survival Capsule

71 patents: Sort by Forward Citations

1. 8104589 - Electro-hydraulic brake actuator for vehicle brake (2012-01-31),

2. 7230384 - Robust RF interface in a TWT (2007-06-12),

3. 7137612 - High recovery metering valve (2006-11-21),

4. 6511098 - Seal mechanism for bayonet-type connector (2003-01-28),

5. 6507583 - Network access arbitration system and methodology (2003-01-14),

6. 6141323 - Closed loop congestion control using a queue measurement system (2000-10-31),

7. 6137807 - Dual bank queue memory and queue control system (2000-10-24),

8. 6135414 - Ball valve apparatus (2000-10-24),

9. 6111880 - Hybrid packet/cell switching, linking, and control system and (2000-08-29),

10. 6072798 - Network access communication switch (2000-06-06),

11. 5949785 - Network access communications system and methodology (1999-09-07),

12. 5838242 - Fire detection system using modulation ratiometrics (1998-11-17),

13. 5691702 - Pneumatic pressure detector for fire and ground fault detection (1997-11-25),

14. 5621389 - Apparatus for detecting a fire having a liquid filled sensor tube and (1997-04-15),

15. 4874331 - Strain relief and connector - cable assembly bearing the same (1989-10-17),

Company Overview

Whittaker Corporation, based in Los Angeles, CA, specializes in the development and manufacturing of advanced network access systems. The company focuses on a diverse range of core technologies, including electrochemical cells, fire detection systems, hydraulic brake actuators, and digital storage solutions. Additionally, Whittaker is involved in innovative applications such as jet printing inks, water-based coatings, and pneumatic pressure detection, positioning itself as a key player in various technological domains.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

71 Patents

#23 in Los Angeles, CA

#1,214 in California

#5,169 in US

#10,513 in the World

Los Angeles, CA, United States of America

Whittaker Corporation

Forward Citations = 1,353

74 inventors:

Ishwar R Mansukhani (10 out of 13 patents)

Edward J Holzrichter (5 out of 9 patents)

Edward A Lasher (4 out of 6 patents)

4. James Beasley (3 out of 15 patents)

5. Marinica Rusu (3 out of 7 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Whittaker Corporation. Retrieved from https://idiyas.com/company/whittaker

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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