Growing community of inventors

Burghausen, Germany

Friedrich Heller

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 = 3

Friedrich Heller ↔ Helmut Braun (1 patent)Friedrich Heller ↔ Karl H Wallhausser (1 patent)Friedrich Heller ↔ Franz Botsch (1 patent)Friedrich Heller ↔ Walter Fink (1 patent)Friedrich HellerFriedrich Heller (1 patent)Helmut BraunHelmut Braun (10 patents)Karl H WallhausserKarl H Wallhausser (5 patents)Franz BotschFranz Botsch (4 patents)Walter FinkWalter Fink (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

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


1 patent:

1. 3933715 - N-substituted maleic imide preservative for aqueous dispersions of

Please report any incorrect information to support@idiyas.com
idiyas.com
as of
1/15/2026
Loading…