Growing community of inventors

Oxford, MI, United States of America

John J Williams

Average Co-Inventor Count = 4.00

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 = 30

John J Williams ↔ Frank Piacenti (1 patent)John J Williams ↔ Robert W Brown, Jr (1 patent)John J Williams ↔ William H Sublett (1 patent)John J WilliamsJohn J Williams (1 patent)Frank PiacentiFrank Piacenti (8 patents)Robert W Brown, JrRobert W Brown, Jr (2 patents)William H SublettWilliam H Sublett (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Emhart Inc. (1 from 591 patents)


1 patent:

1. 5141376 - Self drilling screw

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as of
12/21/2025
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