Growing community of inventors

Seewalchen, undefined

Johannes Hupfl

Average Co-Inventor Count = 5.00

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 = 5

Johannes Hupfl ↔ Joseph Cremer (1 patent)Johannes Hupfl ↔ Heinz Harnisch (1 patent)Johannes Hupfl ↔ Johannes Adolf Krassig (1 patent)Johannes Hupfl ↔ Werner Gschaider (1 patent)Johannes HupflJohannes Hupfl (1 patent)Joseph CremerJoseph Cremer (5 patents)Heinz HarnischHeinz Harnisch (4 patents)Johannes Adolf KrassigJohannes Adolf Krassig (1 patent)Werner GschaiderWerner Gschaider (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Hoechst Aktiengesellschaft (1 from 6,662 patents)

2. Chemiefaser Lenzing Aktiengesellschaft (1 from 9 patents)


1 patent:

1. 3974251 - Production of flameproof fibers of regenerated cellulose

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as of
12/13/2025
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