Growing community of inventors

Landau/Isar, Germany

Thomas Sperl

Average Co-Inventor Count = 3.57

ph-index = 4

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 = 29

Thomas SperlFriedrich Graf (3 patents)Thomas SperlGeorg Sigl (2 patents)Thomas SperlMichael Dax (2 patents)Thomas SperlLutz Lehman (2 patents)Thomas SperlMarc Sieber (2 patents)Thomas SperlChristoph Riester (1 patent)Thomas SperlKlaus Unterreiner (1 patent)Thomas SperlDominik Asenkerschbaumer (2 patents)Thomas SperlChristo Riester (1 patent)Thomas SperlThomas Sperl (4 patents)Friedrich GrafFriedrich Graf (5 patents)Georg SiglGeorg Sigl (5 patents)Michael DaxMichael Dax (3 patents)Lutz LehmanLutz Lehman (2 patents)Marc SieberMarc Sieber (2 patents)Christoph RiesterChristoph Riester (3 patents)Klaus UnterreinerKlaus Unterreiner (2 patents)Dominik AsenkerschbaumerDominik Asenkerschbaumer (2 patents)Christo RiesterChristo Riester (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Lisa Draxlmaier Gmbh (2 from 90 patents)

2. Lisa Draexlmaier Gmbh (1 from 145 patents)

3. Lisa Dräxlmeier Gmbh (1 from 1 patent)


4 patents:

1. 9527458 - Interior trim element for a vehicle door trim

2. 8096604 - Energy absorber for use as impact protection in a motor vehicle

3. 7490851 - Vehicle door trim and method for the manufacture thereof

4. 7384063 - Motor vehicle door trim and method for the manufacture thereof

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as of
12/19/2025
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