EPO Patents = 2

Trademarks = 1

Forward Citations = 159

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4 inventors (with patents filed for the assignee):

Timothy David Hogue (4 out of 7 patents)

David Alan Reed (4 out of 4 patents)

Dan Cook (1 out of 1 patent)

4. Daniel E Cook (1 out of 2 patents)

5. David A Reed (0 patent)

6 patents: Sort by Forward Citations

1. 12268840 - System for dispensing fluid (2025-04-08),

2. 9574554 - Control system for an air operated diaphragm pump (2017-02-21),

3. 9535428 - Spring controlled valve (2017-01-03),

4. 8292600 - Control system for an air operated diaphragm pump (2012-10-23),

5. 7658598 - Method and control system for a pump (2010-02-09),

6. 7517199 - Control system for an air operated diaphragm pump (2009-04-14),

Proportion-Air, Inc. is a leading manufacturer of electronic air pressure regulators and air flow control valves. The company offers innovative solutions for precision control of air pressure and flow in various industrial applications. Proportion-Air's products are known for their reliability, accuracy, and efficiency, helping customers improve performance and productivity. With expertise in pneumatic technology, Proportion-Air serves a wide range of industries including automotive, medical, packaging, and more.

Profile summary based on public USPTO records.

Company Badge

USPTO Data Jan 1 1976 - Oct 6 2026

6 Patents

#1 in McCordsville, IN

#630 in Indiana

#44,949 in US

McCordsville, IN, United States of America

Proportion-Air, Inc.