Growing community of inventors

Lippstadt, Germany

Alfred Ewert

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 = 10

Alfred EwertFranz Kathmann (1 patent)Alfred EwertAlfred Ewert (1 patent)Franz KathmannFranz Kathmann (4 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Hella Kg Hueck and Co. (1 from 150 patents)


1 patent:

1. 4967318 - Vehicle headlight

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1/14/2026
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