Growing community of inventors

Rancho Cucamonga, CA, United States of America

G Roger Tatum

Average Co-Inventor Count = 4.00

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 = 39

G Roger Tatum ↔ David J Smith (1 patent)G Roger Tatum ↔ Connie Chang (1 patent)G Roger Tatum ↔ Charles Woodruff, Jr (1 patent)G Roger TatumG Roger Tatum (1 patent)David J SmithDavid J Smith (8 patents)Connie ChangConnie Chang (2 patents)Charles Woodruff, JrCharles Woodruff, Jr (1 patent)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Lifepoint, Inc. (1 from 5 patents)


1 patent:

1. 6022326 - Device and method for automatic collection of whole saliva

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1/11/2026
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