Growing community of inventors

Hesingue, France

Roland Rich

Average Co-Inventor Count = 3.00

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 = 59

Roland Rich ↔ Alois Villiger (1 patent)Roland Rich ↔ Erich Widmer (1 patent)Roland RichRoland Rich (1 patent)Alois VilligerAlois Villiger (35 patents)Erich WidmerErich Widmer (19 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Hoffmann-la Roche Inc. (1 from 4,945 patents)


1 patent:

1. 4439015 - Disubstituted ethanes

Please report any incorrect information to support@idiyas.com
idiyas.com
as of
12/29/2025
Loading…