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Kingston, NJ, United States of America

Karl R Hofmann

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 = 4

Karl R Hofmann ↔ Erhard Kohn (1 patent)Karl R HofmannKarl R Hofmann (1 patent)Erhard KohnErhard Kohn (3 patents)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Siemens Corporate Research & Support, Inc. (1 from 32 patents)


1 patent:

1. 4855797 - Modulation doped high electron mobility transistor with n-i-p-i structure

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12/19/2025
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