Growing community of inventors

Wetzlar, Germany

Stefan Graf

Average Co-Inventor Count = 1.71

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 = 94

Stefan GrafMartin Solar (2 patents)Stefan GrafMatthäus Artmann (2 patents)Stefan GrafJulian Baker (2 patents)Stefan GrafMatthias Doepp (1 patent)Stefan GrafMarc Schaefer (1 patent)Stefan GrafLars Lindenstruth (1 patent)Stefan GrafKarsten Roth (0 patent)Stefan GrafAndre Waldschmidt (0 patent)Stefan GrafStefan Graf (6 patents)Martin SolarMartin Solar (25 patents)Matthäus ArtmannMatthäus Artmann (5 patents)Julian BakerJulian Baker (3 patents)Matthias DoeppMatthias Doepp (1 patent)Marc SchaeferMarc Schaefer (1 patent)Lars LindenstruthLars Lindenstruth (1 patent)Karsten RothKarsten Roth (0 patent)Andre WaldschmidtAndre Waldschmidt (0 patent)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Magna Electronics Solutions Gmbh (6 from 11 patents)

2. Zkw Group Gmbh (2 from 251 patents)

3. Magna Electronics Europe Gmbh & Co. Ohg (2 from 2 patents)

4. Lite-on Technology Corporation (1,323 patents)

5. Lite-on Electronics Corporation (13 patents)


6 patents:

1. 11667231 - Vehicle vision system with self-calibrating imager

2. 11104279 - Vehicle vision system with adaptive reversing light

3. 10481271 - Automotive lighting system for a vehicle

4. 9784839 - Automotive lighting device and a vehicle having the same

5. 9405120 - Head-up display and vehicle using the same

6. 9226098 - Near field communication system and method for providing an effective antenna that is adaptable for different antenna configurations and locations of a portable device

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as of
12/10/2025
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