Growing community of inventors

Mainz, Germany

Ralf Zapf

Average Co-Inventor Count = 2.67

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

Ralf ZapfGunther Kolb (1 patent)Ralf ZapfDennis Seitzer (5 patents)Ralf ZapfHelmut Pennemann (1 patent)Ralf ZapfYong Men (1 patent)Ralf ZapfStefan Neuberg (1 patent)Ralf ZapfRalf Zapf (2 patents)Gunther KolbGunther Kolb (6 patents)Dennis SeitzerDennis Seitzer (5 patents)Helmut PennemannHelmut Pennemann (2 patents)Yong MenYong Men (1 patent)Stefan NeubergStefan Neuberg (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Diehl Aerospace Gmbh (1 from 82 patents)

2. Institut Fuer Mikrotechnik Mainz Gmbh (1 from 2 patents)

3. Fraunhofer-gesellschaft Zur Foerderung Der Angewandten Forschung E.v. (4,816 patents)

4. Cht Germany Gmbh (7 patents)


2 patents:

1. 10689253 - Propylene glycol reforming

2. 8609577 - Catalyst for steam reforming of methanol

Please report any incorrect information to support@idiyas.com
idiyas.com
as of
12/30/2025
Loading…