For the Inventor, By the Inventor

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North Stonington, CT, United States of America

Posi-seal International, Inc.

USPTO Granted Patents = 9

CIPO Patents = 1

Trademarks = 2

Forward Citations = 181

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13 inventors (with patents filed for the assignee):

John M Cory (4 out of 4 patents)

Joseph A Wucik, Jr (3 out of 4 patents)

Harry C Champlin, Jr (3 out of 3 patents)

4. Ronald A Olansen (3 out of 3 patents)

5. Jon A Babcock (3 out of 3 patents)

6. Andrew Pupillo (3 out of 3 patents)

7. John E Burdick (1 out of 1 patent)

8. James P Azzinaro (1 out of 1 patent)

9. Kenneth C Simmons (1 out of 1 patent)

10. Linda Pavelski (1 out of 1 patent)

11. Carl F Livorsi (1 out of 3 patents)

12. Edward W Varney (1 out of 1 patent)

13. Bahman Sahba (1 out of 1 patent)

9 patents: Sort by Forward Citations

1. 4836500 - Assembly and method for installing and retaining valve seals (1989-06-06),

2. 4779841 - Assembly and method for installing and retaining valve seals (1988-10-25),

3. 4744572 - All-metal, valve sealing mechanism (1988-05-17),

4. 4533114 - Fail-safe actuator for rotary valves (1985-08-06),

5. 4335748 - Bidirectional control valve (1982-06-22),

6. 4306706 - Cryogenic valve seal (1981-12-22),

7. 4261546 - Quarter-turn valve actuator (1981-04-14),

8. 4113268 - Extended temperature range valve seal (1978-09-12),

9. 3986699 - Positive shut-off seal (1976-10-19),

Posi-seal International, Inc. specializes in manufacturing high-quality industrial valves for various industries such as chemical, pharmaceutical, oil and gas, and more. With a focus on precision engineering and reliability, Posi-seal valves are known for their durability and performance. The company is committed to providing exceptional customer service and innovative solutions to meet the needs of their clients.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 16 2025

9 Patents

#1 in North Stonington, CT

#655 in Connecticut

#31,616 in US

North Stonington, CT, United States of America

Posi-seal International, Inc.

Forward Citations = 181

13 inventors:

John M Cory (4 out of 4 patents)

Joseph A Wucik, Jr (3 out of 4 patents)

Harry C Champlin, Jr (3 out of 3 patents)

4. Ronald A Olansen (3 out of 3 patents)

5. Jon A Babcock (3 out of 3 patents)

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