Growing community of inventors

Franklin, WI, United States of America

Robert B Zimmer

Average Co-Inventor Count = 3.00

ph-index = 1

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 = 3

Robert B Zimmer ↔ Thomas J Heyden (1 patent)Robert B Zimmer ↔ Kevin M Mazur (1 patent)Robert B ZimmerRobert B Zimmer (1 patent)Thomas J HeydenThomas J Heyden (15 patents)Kevin M MazurKevin M Mazur (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Aaa Sales + Engineering, Inc. (1 from 17 patents)


1 patent:

1. 8365876 - Air bladder actuator for railroad car retarder

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12/31/2025
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