Growing community of inventors

Weiden, Germany

Friedrich Marwan

Average Co-Inventor Count = 4.00

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 = 16

Friedrich MarwanJoachim Bretschneider (1 patent)Friedrich MarwanHubert Drexler (1 patent)Friedrich MarwanErnst Winter (1 patent)Friedrich MarwanFriedrich Marwan (1 patent)Joachim BretschneiderJoachim Bretschneider (3 patents)Hubert DrexlerHubert Drexler (2 patents)Ernst WinterErnst Winter (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Flachglas Aktiengesellschaft (1 from 52 patents)


1 patent:

1. 5346768 - Soda-lime glass containing vanadium

Please report any incorrect information to support@idiyas.com
idiyas.com
as of
1/2/2026
Loading…