Trademarks = 1

Forward Citations = 351

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3 inventors (with patents filed for the assignee):

Robert L Cain (4 out of 4 patents)

Roger D Shirley (2 out of 10 patents)

Ralph C Lower (2 out of 5 patents)

6 patents: Sort by Forward Citations

1. 4441330 - Refrigerant recovery and recharging system (1984-04-10),

2. 4364236 - Refrigerant recovery and recharging system (1982-12-21),

3. 4363222 - Environmental protection refrigerant disposal and charging system (1982-12-14),

4. 4295794 - Selective mode multi-stage vacuum pump (1981-10-20),

5. 4261178 - Environmental protection refrigeration disposal and charging system (1981-04-14),

6. 3982864 - Vacuum pump (1976-09-28),

Company Overview

Robinair Manufacturing Corporation is a leading manufacturer of automotive service equipment, including air conditioning (A/C) recovery, recycling, and recharging machines, vacuum pumps, and refrigerant leak detectors. With over 60 years of experience, Robinair is known for its high-quality products and innovative solutions for professionals in the automotive industry.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

6 Patents

#3 in Montpelier, OH

#1,773 in Ohio

#44,981 in US

Montpelier, OH, United States of America

Robinair Manufacturing Corporation

Forward Citations = 351

3 inventors:

Robert L Cain (4 out of 4 patents)

Roger D Shirley (2 out of 10 patents)

Ralph C Lower (2 out of 5 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Robinair Manufacturing Corporation. Retrieved from https://idiyas.com/company/robinair-manufacturing

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]