Growing community of inventors

Iserlohn-Letmathe, Germany

Ralf Eifer

Average Co-Inventor Count = 3.00

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 = 20

Ralf EiferKlaus Buhle (1 patent)Ralf EiferFriedhelm Winter (1 patent)Ralf EiferRalf Eifer (1 patent)Klaus BuhleKlaus Buhle (4 patents)Friedhelm WinterFriedhelm Winter (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Firma Leopold Kostal (1 from 10 patents)


1 patent:

1. 4149048 - Motor vehicle signal switch

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12/18/2025
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