Charlottesville, VA, United States of America

Mallen Research Ltd., Partnership

Calculating rank

USPTO Granted Patents = 7

Forward Citations = 138

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3 inventors (with patents filed for the assignee):

Brian D Mallen (7 out of 16 patents)

Robert E Breidenthal (2 out of 34 patents)

Jakob J Keller (1 out of 9 patents)

7 patents: Sort by Forward Citations

1. 6435851 - Vane pumping machine utilizing invar-class alloys for maximizing operating performance and reducing pollution emissions (2002-08-20),

2. 6162034 - Vane pumping machine utilizing invar-class alloys for maximizing (2000-12-19),

3. 6036462 - Rotary-linear vane guidance in a rotary vane machine (2000-03-14),

4. 5979395 - Vortex generator for sliding van internal combustion engine (1999-11-09),

5. 5524587 - Sliding vane engine (1996-06-11),

6. 5524586 - Method of reducing emissions in a sliding vane internal combustion engine (1996-06-11),

7. 5474043 - Helicotoroidal vane rotary engine (1995-12-12),

Company Overview

Mallen Research Ltd., Partnership is a leading market research firm specializing in consumer behavior analysis and industry trends. With a team of experienced researchers, we provide valuable insights to help businesses make informed decisions and stay ahead of the competition.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 27 2026

7 Patents

#29 in Charlottesville, VA

#709 in Virginia

#39,950 in US

Charlottesville, VA, United States of America