Growing community of inventors

Manchester, NH, United States of America

William J Twomey

Average Co-Inventor Count = 4.00

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 = 10

William J Twomey ↔ Robert M Bowman (2 patents)William J Twomey ↔ Matthew J Harding (2 patents)William J Twomey ↔ Joseph A Hoell, Jr (1 patent)William J Twomey ↔ Brendan Patrick Collins (1 patent)William J Twomey ↔ Michael J Casey (1 patent)William J TwomeyWilliam J Twomey (2 patents)Robert M BowmanRobert M Bowman (5 patents)Matthew J HardingMatthew J Harding (2 patents)Joseph A Hoell, JrJoseph A Hoell, Jr (20 patents)Brendan Patrick CollinsBrendan Patrick Collins (12 patents)Michael J CaseyMichael J Casey (4 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Segway, Inc. (2 from 33 patents)


2 patents:

1. 9764657 - Electrical vehicle with control system

2. D766131 - Three-wheeled vehicle

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as of
12/20/2025
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