Growing community of inventors

Langenfeld, Germany

Karl H Margraf

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 = 5

Karl H MargrafHerbert Hansen (1 patent)Karl H MargrafKarl H Margraf (1 patent)Herbert HansenHerbert Hansen (3 patents)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Sack Gmbh (1 from 14 patents)


1 patent:

1. 4199084 - Foundry ladle support device having guides for ladle placement

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