Growing community of inventors

Azmoos, Switzerland

Sigrid Andreae

Average Co-Inventor Count = 8.00

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 = 0

Sigrid AndreaeSebastian Simon (1 patent)Sigrid AndreaeRalf Willner (1 patent)Sigrid AndreaeRolf Erhardt (8 patents)Sigrid AndreaeAndreas Ahlers (1 patent)Sigrid AndreaeRamona Prem (1 patent)Sigrid AndreaeSarah Freudling (1 patent)Sigrid AndreaeMichael Schreiner (1 patent)Sigrid AndreaeClaudio Wolfer (1 patent)Sigrid AndreaeJulia Zielbauer (0 patent)Sigrid AndreaeSigrid Andreae (1 patent)Sebastian SimonSebastian Simon (27 patents)Ralf WillnerRalf Willner (9 patents)Rolf ErhardtRolf Erhardt (8 patents)Andreas AhlersAndreas Ahlers (6 patents)Ramona PremRamona Prem (2 patents)Sarah FreudlingSarah Freudling (2 patents)Michael SchreinerMichael Schreiner (1 patent)Claudio WolferClaudio Wolfer (1 patent)Julia ZielbauerJulia Zielbauer (0 patent)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Hilti Aktiengesellschaft (1 from 2,215 patents)


1 patent:

1. 12194325 - Composite material and fire protection element for sealing passage openings and joints in components

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12/31/2025
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