Growing community of inventors

Jackson, WI, United States of America

Gregory L Hupfer

Average Co-Inventor Count = 3.43

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 = 3

Gregory L HupferJason James Raasch (1 patent)Gregory L HupferCarl T Tiefenthaler (1 patent)Gregory L HupferGregory R Schmidt (1 patent)Gregory L HupferChad J Gartzke (1 patent)Gregory L HupferThomas A McNabb (1 patent)Gregory L HupferGregory L Hupfer (2 patents)Jason James RaaschJason James Raasch (27 patents)Carl T TiefenthalerCarl T Tiefenthaler (21 patents)Gregory R SchmidtGregory R Schmidt (12 patents)Chad J GartzkeChad J Gartzke (6 patents)Thomas A McNabbThomas A McNabb (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Briggs & Stratton, LLC (2 from 778 patents)


2 patents:

1. 8656883 - Recoil starter assembly for an engine

2. 4996956 - Breather apparatus for internal combustion engines

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as of
12/6/2025
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