Growing community of inventors

Barrington, IL, United States of America

Perry A Emrath

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 = 9

Perry A EmrathJohn R Qualich (1 patent)Perry A EmrathPerry A Emrath (1 patent)John R QualichJohn R Qualich (11 patents)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Temic Automotive of North America, Inc. (1 from 60 patents)


1 patent:

1. 7183896 - Wake-up circuit

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as of
12/21/2025
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