Growing community of inventors

Perach, Germany

Helmut Grumann

Average Co-Inventor Count = 9.00

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 = 0

Helmut Grumann ↔ Winfried Lork (1 patent)Helmut Grumann ↔ Peter Kammerhofer (1 patent)Helmut Grumann ↔ Ingolf Mielke (1 patent)Helmut Grumann ↔ Peter Schwarzmaier (1 patent)Helmut Grumann ↔ Manfred Stoger (1 patent)Helmut Grumann ↔ Dieter Jaculi (1 patent)Helmut Grumann ↔ Arend Greve (1 patent)Helmut Grumann ↔ Jan Wilkens (1 patent)Helmut Grumann ↔ Jurgen Eichler (1 patent)Helmut Grumann ↔ Hermann Tropp (1 patent)Helmut GrumannHelmut Grumann (1 patent)Winfried LorkWinfried Lork (18 patents)Peter KammerhoferPeter Kammerhofer (13 patents)Ingolf MielkeIngolf Mielke (1 patent)Peter SchwarzmaierPeter Schwarzmaier (1 patent)Manfred StogerManfred Stoger (3 patents)Dieter JaculiDieter Jaculi (2 patents)Arend GreveArend Greve (1 patent)Jan WilkensJan Wilkens (1 patent)Jurgen EichlerJurgen Eichler (1 patent)Hermann TroppHermann Tropp (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Vinnolit Technologie Gmbh & Co. (1 from 2 patents)

2. Vintron Gmbh (1 from 1 patent)

3. Vinnolit Monomer Gmbh & Co. Kg (4 patents)


1 patent:

1. 7309804 - Process for purifying 1,2-dichloroethane

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