CIPO Patents = 1

Trademarks = 4

Forward Citations = 110

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8 inventors (with patents filed for the assignee):

Mark Shalkevich (2 out of 2 patents)

Yen Chuh (1 out of 7 patents)

Thao Hoang (1 out of 1 patent)

4. David P Myers (1 out of 1 patent)

5. Timothy R Geuy (1 out of 1 patent)

6. David C Nguyen (1 out of 1 patent)

7. Donald R Gneiding (1 out of 5 patents)

8. Oscar J Peterson (1 out of 1 patent)

6 patents: Sort by Forward Citations

1. 7318426 - Fuel-control manifold with broad-range temperature and pressure capability (2008-01-15),

2. 6953048 - Modular surface-mount fluid-flow system (2005-10-11),

3. 6439334 - Alternative fuels vehicle and fuel-system valve used therein (2002-08-27),

4. 5743285 - Gas cylinder thermal relief valve (1998-04-28),

5. 5181977 - Tire inflation valve having overpressure and flow control (1993-01-26),

6. 5123442 - Regulating shut off valve (1992-06-23),

Circle Seal Controls, Inc. is a leading provider of high-quality precision valves and fluid control components for a wide range of industries including aerospace, defense, and industrial applications. With over 75 years of experience, Circle Seal Controls is known for its innovative solutions and reliable products that meet the stringent requirements of its customers. The company's products are trusted by customers worldwide for their durability, performance, and precision engineering.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 23 2025

6 Patents

#22 in Corona, CA

#10,286 in California

#43,751 in US

Corona, CA, United States of America

Circle Seal Controls, Inc.