Growing community of inventors

Hartford, CT, United States of America

Roger J Sevigny

Average Co-Inventor Count = 1.33

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 = 15

Roger J SevignyThomas E Hanson (1 patent)Roger J SevignyRoger J Sevigny (2 patents)Thomas E HansonThomas E Hanson (16 patents)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. United Technologies Corporation (2 from 10,654 patents)


2 patents:

1. 4615116 - Slitting apparatus

2. 4597174 - Integrated circuit chip insertion and removal tool

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1/2/2026
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