Growing community of inventors

Hude, Germany

Douglas J Harrop

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 = 2

Douglas J Harrop ↔ Frank Prissok (1 patent)Douglas J Harrop ↔ Friedhelm Lehrich (1 patent)Douglas J Harrop ↔ Gerhard Lehr (1 patent)Douglas J Harrop ↔ Aleksander Glinka (1 patent)Douglas J HarropDouglas J Harrop (1 patent)Frank PrissokFrank Prissok (59 patents)Friedhelm LehrichFriedhelm Lehrich (10 patents)Gerhard LehrGerhard Lehr (6 patents)Aleksander GlinkaAleksander Glinka (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Basf Elastogran Gmbh (1 from 2 patents)


1 patent:

1. 5484827 - UV-stabilizer concentrates based on TPU, a process for their production

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as of
12/8/2025
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