Growing community of inventors

Monroe, CT, United States of America

Patrick Helfrich

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 = 27

Patrick HelfrichRussell S Heinrich (2 patents)Patrick HelfrichRichard D Gresham (1 patent)Patrick HelfrichScott Cunningham (1 patent)Patrick HelfrichDanny Berry (1 patent)Patrick HelfrichTim Nolan (1 patent)Patrick HelfrichPatrick Helfrich (2 patents)Russell S HeinrichRussell S Heinrich (99 patents)Richard D GreshamRichard D Gresham (46 patents)Scott CunninghamScott Cunningham (23 patents)Danny BerryDanny Berry (9 patents)Tim NolanTim Nolan (5 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Tyco Healthcare Group LP (2 from 1,159 patents)


2 patents:

1. 8177755 - Access sheath with central seal

2. 7608073 - Energy based partial circumferential hemorrhoid repair device

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as of
1/14/2026
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