Growing community of inventors

Jena, Germany

Steffen Holtz

Average Co-Inventor Count = 2.00

ph-index = 2

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

Steffen HoltzAlois Willke (1 patent)Steffen HoltzJens Fischer (1 patent)Steffen HoltzBernhard Breeger (1 patent)Steffen HoltzUwe Ehrler (2 patents)Steffen HoltzSteffen Holtz (3 patents)Alois WillkeAlois Willke (5 patents)Jens FischerJens Fischer (4 patents)Bernhard BreegerBernhard Breeger (2 patents)Uwe EhrlerUwe Ehrler (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Docter Optics Gmbh (2 from 7 patents)

2. Doctor Optics Gmbh (1 from 2 patents)

3. R. Stahl Schaltgerate Gmbh (68 patents)


3 patents:

1. 9506614 - Headlight lens for a motor vehicle headlight

2. 8342726 - Vehicle headlight having plural light sources and lenses

3. 7303319 - Headlight lens for a motor vehicle headlight

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idiyas.com
as of
12/16/2025
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