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Pleasanton, CA, United States of America

Pivotal Systems Corporation

USPTO Granted Patents = 23

% Expired Patents = 4.3

EPO Patents = 2

Forward Citations = 267

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28 inventors (with patents filed for the assignee):

Joseph R Monkowski (19 out of 27 patents)

Jialing Chen (11 out of 11 patents)

Tao Ding (9 out of 9 patents)

4. Sherk Chung (7 out of 14 patents)

5. James MacAllen Chalmers (7 out of 7 patents)

6. Barton Lane (6 out of 6 patents)

7. Paul Tran (5 out of 5 patents)

8. Adam Monkowski (4 out of 7 patents)

9. Yi Wang (4 out of 4 patents)

10. Sophia Leonidovna Shtilman (4 out of 4 patents)

11. Paxton Ming Kai Chow (3 out of 3 patents)

12. Jiuyi Cheng (2 out of 2 patents)

13. Vera Alexandrova Snowball (2 out of 2 patents)

14. Abhijit Majumdar (2 out of 2 patents)

15. Travis N Owens (1 out of 11 patents)

23 patents: Sort by Forward Citations

1. 11079035 - Preloaded piezo actuator and gas valve employing the actuator (2021-08-03),

2. 10401202 - Method and apparatus for gas flow control (2019-09-03),

3. 9983595 - Method and apparatus for gas flow control (2018-05-29),

4. 9904297 - Method and apparatus for gas flow control (2018-02-27),

5. 9523435 - Method and apparatus for gas flow control (2016-12-20),

6. 9400004 - Transient measurements of mass flow controllers (2016-07-26),

7. 8857456 - Method and apparatus for in situ testing of gas flow controllers (2014-10-14),

8. 8667830 - Method and apparatus for in situ testing of gas flow controllers (2014-03-11),

9. 8393197 - Method and apparatus for the measurement of atmospheric leaks in the presence of chamber outgassing (2013-03-12),

10. 8271211 - Method and apparatus for enhancing in-situ gas flow measurement performance (2012-09-18),

11. 8271210 - Method and apparatus for enhancing in-situ gas flow measurement performance (2012-09-18),

12. 8265888 - Method and apparatus for enhancing in-situ gas flow measurement performance (2012-09-11),

13. 8240324 - Method and apparatus for in situ testing of gas flow controllers (2012-08-14),

14. 8237928 - Method and apparatus for identifying the chemical composition of a gas (2012-08-07),

15. 8102844 - High-speed SECS message services (HSMS) pass-through including bypass (2012-01-24),

Company Overview

Pivotal Systems Corporation, based in Pleasanton, California, specializes in advanced gas flow control technologies for the semiconductor manufacturing industry. The company develops innovative solutions that enhance process efficiency and precision in the production of semiconductor devices. Pivotal's expertise lies in the design and manufacturing of critical components that optimize gas delivery systems, contributing to the overall performance and reliability of semiconductor fabrication processes.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

23 Patents

#28 in Pleasanton, CA

#3,421 in California

#14,438 in US

#27,714 in the World

Pleasanton, CA, United States of America

Pivotal Systems Corporation

Forward Citations = 267

28 inventors:

Joseph R Monkowski (19 out of 27 patents)

Jialing Chen (11 out of 11 patents)

Tao Ding (9 out of 9 patents)

4. Sherk Chung (7 out of 14 patents)

5. James MacAllen Chalmers (7 out of 7 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Pivotal Systems Corporation. Retrieved from https://idiyas.com/company/pivotal-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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