Growing community of inventors

Apple Valley, CA, United States of America

James J Sommer

Average Co-Inventor Count = 6.00

ph-index = 2

The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.

Forward Citations = 33

James J Sommer ↔ Stephen W Smith (2 patents)James J Sommer ↔ Allen E Norton (2 patents)James J Sommer ↔ Alex K Hoover (2 patents)James J Sommer ↔ Ronald J Zupancich (2 patents)James J Sommer ↔ William A Knapp (2 patents)James J SommerJames J Sommer (2 patents)Stephen W SmithStephen W Smith (28 patents)Allen E NortonAllen E Norton (6 patents)Alex K HooverAlex K Hoover (5 patents)Ronald J ZupancichRonald J Zupancich (4 patents)William A KnappWilliam A Knapp (3 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Trn Business Trust (2 from 81 patents)


2 patents:

1. 6904848 - Roof assembly and airflow management system for a temperature controlled railway car

2. 6722287 - Roof assembly and airflow management system for a temperature controlled railway car

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as of
1/23/2026
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