Growing community of inventors

Grayslake, IL, United States of America

Joseph A Hahn

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 = 10

Joseph A HahnDouglas G Begley (2 patents)Joseph A HahnThomas E Perdue, Jr (2 patents)Joseph A HahnVilma G Holmgren (2 patents)Joseph A HahnJoseph A Hahn (2 patents)Douglas G BegleyDouglas G Begley (13 patents)Thomas E Perdue, JrThomas E Perdue, Jr (7 patents)Vilma G HolmgrenVilma G Holmgren (2 patents)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Illinois Tool Works Inc. (2 from 7,587 patents)


2 patents:

1. D399059 - Portable carrier for aerosol containers

2. 5779101 - Portable carrier for aerosol containers and method therefor

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as of
12/17/2025
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