Growing community of inventors

Harsewinkel, Germany

Heinrich Hemker

Average Co-Inventor Count = 2.25

ph-index = 3

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 = 44

Heinrich HemkerFranz Heidjann (2 patents)Heinrich HemkerHeinrich Ostrup (1 patent)Heinrich HemkerDirk Bruer (1 patent)Heinrich HemkerHeinrich Hemker (3 patents)Franz HeidjannFranz Heidjann (30 patents)Heinrich OstrupHeinrich Ostrup (10 patents)Dirk BruerDirk Bruer (5 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Claas Ohg (3 from 91 patents)


3 patents:

1. 4928460 - Self-propelling field chopping machine

2. 4903470 - Self-propelling harvester thresher with two-part cutting mechanism

3. 4884993 - Harvester thresher

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