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Buena Park, CA, United States of America

Leach International Corporation

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USPTO Granted Patents = 17

% Expired Patents = 35.3

EPO Patents = 5

Trademarks = 3

Forward Citations = 55

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16 inventors (with patents filed for the assignee):

Farshid Tofigh (9 out of 11 patents)

Imtiaz Ahmad Khan (8 out of 8 patents)

Otmar Kruppa (6 out of 7 patents)

4. Anhtai Le Tran (5 out of 5 patents)

5. Malcolm J Critchley (4 out of 4 patents)

6. Iraj Ghahramani (3 out of 3 patents)

7. David Lawton (3 out of 3 patents)

8. Kent Policky (3 out of 3 patents)

9. Kyle Richard Cantu (2 out of 2 patents)

10. Chad Uyehara (2 out of 2 patents)

11. Kevin Chao (1 out of 1 patent)

12. Yen-Kuei Tsao (1 out of 1 patent)

13. Jesse Thomas Chen (1 out of 1 patent)

14. Robert C Mallon (1 out of 1 patent)

15. Tony Hana (1 out of 1 patent)

17 patents: Sort by Forward Citations

1. 12700730 - Power distribution system and method of using the same (2026-08-04),

2. 11722130 - System and method for distinguishing short-circuit events in high inrush current systems (2023-08-08),

3. 11381079 - System for protecting electromechanical switchgears and protection circuits in high-voltage applications (2022-07-05),

4. 11069500 - System and method for preventing chatter on contacts (2021-07-20),

5. 9954351 - [object Object] (2018-04-24),

6. 9685797 - Systems and methods for balancing multi-cell batteries with a transformer and a rectifier circuit (2017-06-20),

7. 8988912 - System and method for emulating an ideal diode in a power control device (2015-03-24),

8. 8412966 - Voltage sensing circuitry for solid state power controllers (2013-04-02),

9. 8190934 - Solid state power controllers including current sensing circuitry is configured to bias a general signal to a predetermined level in order to substantially eliminate the offset error in an amplifier and an A/D converter (2012-05-29),

10. 8164865 - System and method for quickly discharging a DC relay (2012-04-24),

11. 8116059 - System and method for quickly discharging an AC relay (2012-02-14),

12. 8094427 - System for precisely controlling the operational characteristics of a relay (2012-01-10),

13. 7995320 - System and method for protecting a coil structure in a controlled switch (2011-08-09),

14. 7760482 - Power controller with fusible link (2010-07-20),

15. 7747879 - Power distribution system using solid state power controllers (2010-06-29),

Company Overview

Leach International Corporation, based in Buena Park, California, specializes in the design and manufacturing of high-reliability electrical components and systems. The company focuses on providing innovative solutions for aerospace, defense, and industrial applications, emphasizing safety and performance in critical environments. With a commitment to advanced engineering and quality assurance, Leach International plays a vital role in supporting the technological needs of various sectors, ensuring robust and dependable electrical systems.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 27 2026

17 Patents

#8 in Buena Park, CA

#4,521 in California

#18,913 in US

#35,974 in the World

Buena Park, CA, United States of America

Leach International Corporation

Forward Citations = 55

16 inventors:

Farshid Tofigh (9 out of 11 patents)

Imtiaz Ahmad Khan (8 out of 8 patents)

Otmar Kruppa (6 out of 7 patents)

4. Anhtai Le Tran (5 out of 5 patents)

5. Malcolm J Critchley (4 out of 4 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Leach International Corporation. Retrieved from https://idiyas.com/company/leach-international

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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