Growing community of inventors

St. Clair, MI, United States of America

Frank F Hoffman

Average Co-Inventor Count = 1.20

ph-index = 3

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 = 369

Frank F HoffmanArnold Hoffman (1 patent)Frank F HoffmanFrank F Hoffman (3 patents)Arnold HoffmanArnold Hoffman (8 patents)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Other (3 from 832,880 patents)


3 patents:

1. 5297026 - System for promoting account activity

2. 5156533 - Replaceable plastic trolley wheel and method

3. 4927126 - Precision vise

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