Growing community of inventors

Bern, Switzerland

Hansrolf Loeffel

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 = 2

Hansrolf Loeffel ↔ John Lenoir (1 patent)Hansrolf Loeffel ↔ Paul Tschopp (1 patent)Hansrolf Loeffel ↔ De Montmollin: Rene (1 patent)Hansrolf LoeffelHansrolf Loeffel (1 patent)John LenoirJohn Lenoir (16 patents)Paul TschoppPaul Tschopp (15 patents)De Montmollin: ReneDe Montmollin: Rene (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Ciba-geigy Ag (1 from 595 patents)


1 patent:

1. 3931142 - Heterocyclic containing disazo compounds

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12/28/2025
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