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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),

Pivotal Systems Corporation is a leading provider of advanced process control solutions for the semiconductor manufacturing industry. With cutting-edge technology and innovative software, Pivotal helps semiconductor manufacturers optimize their processes, increase yield, and improve overall productivity. Our solutions cover a wide range of applications, including pressure-based process control, advanced metrology, and real-time monitoring. We are committed to delivering reliable, high-performance solutions that empower our customers to stay ahead in the competitive semiconductor market.

Profile summary based on public USPTO records.

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USPTO Data Jan 1 1976 - Sep 29 2026

Pivotal Systems Corporation

23 Patents

#28 in Pleasanton, CA

#3,414 in California

#14,401 in US

#27,619 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)

Please report any incorrect information to [email protected]

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