Growing community of inventors

Berglen, Germany

Udo Bartmann

Average Co-Inventor Count = 2.00

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 = 5

Udo BartmannNorbert Apfel (1 patent)Udo BartmannUdo Bartmann (1 patent)Norbert ApfelNorbert Apfel (13 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Andreas Stihl (1 from 154 patents)


1 patent:

1. 5655304 - Guide bar with attached wear protector

Please report any incorrect information to support@idiyas.com
idiyas.com
as of
1/4/2026
Loading…