Growing community of inventors

Los Angeles, CA, United States of America

John R Valvo

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 = 5

John R ValvoGerald B Smith (1 patent)John R ValvoArthur T Lippel (1 patent)John R ValvoJohn R Valvo (1 patent)Gerald B SmithGerald B Smith (3 patents)Arthur T LippelArthur T Lippel (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Lippel Cybersonics, Inc. (1 from 1 patent)


1 patent:

1. 4178489 - Suspension system for disc recording cutter head

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12/30/2025
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