Growing community of inventors

O'Fallon, IL, United States of America

Richard Spencer

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 = 0

Richard Spencer ↔ Shaun Kjellman (1 patent)Richard Spencer ↔ Zanfirescu Iulian-Alin (1 patent)Richard Spencer ↔ David Hines (1 patent)Richard SpencerRichard Spencer (1 patent)Shaun KjellmanShaun Kjellman (6 patents)Zanfirescu Iulian-AlinZanfirescu Iulian-Alin (1 patent)David HinesDavid Hines (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Lifetek, Inc. (1 from 3 patents)


1 patent:

1. D835899 - Umbrella handle

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as of
12/19/2025
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