Growing community of inventors

Munich, Georgia

Carl F Gruber

Average Co-Inventor Count = 2.00

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 = 23

Carl F Gruber ↔ Georg Siebel (1 patent)Carl F GruberCarl F Gruber (1 patent)Georg SiebelGeorg Siebel (1 patent)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Schoeller & Co., Elektrotechnische Fabrik Gmbh & Co. (1 from 7 patents)


1 patent:

1. 4058701 - Glow element arrangement for electric cigarette lighters

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as of
12/19/2025
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