Growing community of inventors

Madrid, Spain

Fernando CilleroGrafulla

Average Co-Inventor Count = 2.00

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 = 1

Fernando CilleroGrafullaCarlos Sunkel Letelier (1 patent)Fernando CilleroGrafullaFernando CilleroGrafulla (1 patent)Carlos Sunkel LetelierCarlos Sunkel Letelier (4 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Alter, S.a. (1 from 7 patents)


1 patent:

1. 4017502 - Process for purifying the mixed ester, ethylene glycol

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12/11/2025
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