Growing community of inventors

Brown City, MI, United States of America

Raymond C Frank

Average Co-Inventor Count = 2.00

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 = 100

Raymond C Frank ↔ Ronald R Frank (1 patent)Raymond C FrankRaymond C Frank (1 patent)Ronald R FrankRonald R Frank (6 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Other (1 from 832,718 patents)


1 patent:

1. 4073502 - Retractable step

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12/12/2025
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