Growing community of inventors

Karlsruhe, Germany

Andreas Drost

Average Co-Inventor Count = 2.00

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 = 125

Andreas DrostMichael Schmitz (4 patents)Andreas DrostAndreas Drost (4 patents)Michael SchmitzMichael Schmitz (22 patents)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. F. Von Langsdorff Licensing Limited (4 from 39 patents)

2. Uni-international Bausysteme Gmbh + Co. (0 patent)

3. Uni-international Bausysteme Gmbh + Co. Kg (0 patent)


4 patents:

1. 7220078 - Ground covering elements of artificial stone material

2. 6942420 - Ground covering elements of artificial stone material

3. D498543 - Paving element

4. D485370 - Paving element

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as of
12/27/2025
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