Growing community of inventors

Woodland Hills, CA, United States of America

John Ulrick

Average Co-Inventor Count = 3.00

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 = 29

John Ulrick ↔ Stuart W Pullen (1 patent)John Ulrick ↔ Michael M Walters (1 patent)John UlrickJohn Ulrick (1 patent)Stuart W PullenStuart W Pullen (9 patents)Michael M WaltersMichael M Walters (9 patents)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Red Chip Company Ltd. (1 from 15 patents)


1 patent:

1. 6304137 - Output stage for high power class D amplifiers

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as of
12/11/2025
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