Growing community of inventors

Munich, Germany

Heinrich Kallhardt

Average Co-Inventor Count = 4.00

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 = 3

Heinrich Kallhardt ↔ Kurt Schiller (1 patent)Heinrich Kallhardt ↔ Hans Schierl (1 patent)Heinrich Kallhardt ↔ Johann Luger (1 patent)Heinrich KallhardtHeinrich Kallhardt (1 patent)Kurt SchillerKurt Schiller (3 patents)Hans SchierlHans Schierl (2 patents)Johann LugerJohann Luger (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Siemens Aktiengesellschaft (1 from 30,040 patents)


1 patent:

1. 4868876 - Electrostatic discharge protection device

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12/21/2025
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