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For the Inventor, By the Inventor

Cary, IL, United States of America

Seaquist Valve Company

Calculating rank
USPTO Granted Patents = 13

Forward Citations = 245

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8 inventors (with patents filed for the assignee):

goldMedal Michael G Knickerbocker (6 out of 35 patents)

silverMedal Roger K Ufferfilge (2 out of 3 patents)

bronzeMedal David L Kirkel (2 out of 2 patents)

4.  John P Kinsley (1 out of 7 patents)

5.  Ronald F Ewald (1 out of 5 patents)

6.  Raymond M Konarski (1 out of 1 patent)

7.  Peter Ori (1 out of 1 patent)

8.  Carleen Kreider (1 out of 1 patent)


13 patents:

1. 4915266 - Aerosol assembly for filling (1990-04-10),
2. 4545495 - Snap action hinge with closed position straight straps (1985-10-08),
3. 4475667 - Aerosol assembly for signalling depletion of a preselected amount of (1984-10-09),
4. 4471893 - Valve assembly with integral plastic spring (1984-09-18),
5. 4435135 - Pump assembly with improved seal (1984-03-06),
6. 4426025 - Continuous spray overcap (1984-01-17),
7. 4328911 - Child resistant aerosol actuating overcap (1982-05-11),
8. 4252507 - Hand-actuatable pump assembly (1981-02-24),
9. 4219135 - Foam spout (1980-08-26),
10. 4145005 - One-piece powder button (1979-03-20),
11. 4035303 - Open mesh filter element (1977-07-12),
12. 4033486 - Anti-foaming assembly and method (1977-07-05),
13. 3938711 - Self priming mechanism for dispenser (1976-02-17),
Company Overview
Seaquist Valve Company, based in Cary, Illinois, specializes in the design and manufacture of precision valves and dispensing systems. The company serves a diverse range of industries, including personal care, pharmaceuticals, and food and beverage, focusing on innovative solutions that enhance product delivery and user experience. With a commitment to quality and engineering excellence, Seaquist Valve leverages advanced technologies to develop products that meet the evolving needs of its global clientele.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Nov 3 2026

13 Patents

#5 in Cary, IL

#1,183 in Illinois

#23,878 in US

#45,137 in the World

Cary, IL (US)
Cary, IL, United States of America

Seaquist Valve Company

Forward Citations = 245

8 inventors:

goldMedal Michael G Knickerbocker (6 out of 35 patents)

silverMedal Roger K Ufferfilge (2 out of 3 patents)

bronzeMedal David L Kirkel (2 out of 2 patents)

4.  John P Kinsley (1 out of 7 patents)

5.  Ronald F Ewald (1 out of 5 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Seaquist Valve Company. Retrieved from https://idiyas.com/company/seaquist-valve-company

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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