Trademarks = 2

Forward Citations = 179

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6 inventors (with patents filed for the assignee):

Harold E McCormick (11 out of 14 patents)

Herbert F Prasse (2 out of 3 patents)

William F Ott (2 out of 2 patents)

4. Donald J Mayhew (2 out of 2 patents)

5. Jon W Martin (1 out of 22 patents)

6. Roger L Berkbigler (1 out of 1 patent)

12 patents: Sort by Forward Citations

1. 4305348 - Seal for an internal combustion engine (1981-12-15),

2. 4299401 - Piston ring and method of making same (1981-11-10),

3. 4251599 - Ferrous metal body coated with an alloy formed by an iron/silicon (1981-02-17),

4. 4248440 - Titania-alumina-yttria piston ring facing (1981-02-03),

5. 4214762 - Rolled metal piston ring (1980-07-29),

6. 4182579 - Retaining ring (1980-01-08),

7. 4115959 - Method for increasing the life of silicon carbide grinding wheels (1978-09-26),

8. 4085490 - Method of making a rolled metal piston ring (1978-04-25),

9. 4079949 - Integral spring piston ring (1978-03-21),

10. 4040637 - Low friction balanced piston ring (1977-08-09),

11. 4032672 - Method for coating parts (1977-06-28),

12. 4024617 - Method of applying a refractory coating to metal substrate (1977-05-24),

Company Overview

Ramsey Corporation, headquartered in St. Louis, MO, specializes in the development and manufacturing of advanced industrial solutions. The company focuses on providing innovative products and services primarily in the fields of automation, control systems, and precision measurement. With a commitment to enhancing operational efficiency, Ramsey Corporation serves a diverse range of industries, including manufacturing, energy, and transportation, leveraging cutting-edge technology to meet the evolving needs of its clients.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

12 Patents

#163 in St. Louis, MO

#366 in Missouri

#25,557 in US

#48,163 in the World

St. Louis, MO, United States of America

Ramsey Corporation

Forward Citations = 179

6 inventors:

Harold E McCormick (11 out of 14 patents)

Herbert F Prasse (2 out of 3 patents)

William F Ott (2 out of 2 patents)

4. Donald J Mayhew (2 out of 2 patents)

5. Jon W Martin (1 out of 22 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Ramsey Corporation. Retrieved from https://idiyas.com/company/ramsey

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]