Growing community of inventors

Broomfield, CO, United States of America

Karl D Roberts, Jr

Average Co-Inventor Count = 7.00

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 = 88

Karl D Roberts, Jr ↔ Sohrab Vossoughi (1 patent)Karl D Roberts, Jr ↔ Chris J Ehr (1 patent)Karl D Roberts, Jr ↔ Brady A Olason (1 patent)Karl D Roberts, Jr ↔ Vernita Kelm (1 patent)Karl D Roberts, Jr ↔ Valintina S Arroyo (1 patent)Karl D Roberts, Jr ↔ James N Grant (1 patent)Karl D Roberts, JrKarl D Roberts, Jr (1 patent)Sohrab VossoughiSohrab Vossoughi (45 patents)Chris J EhrChris J Ehr (17 patents)Brady A OlasonBrady A Olason (9 patents)Vernita KelmVernita Kelm (4 patents)Valintina S ArroyoValintina S Arroyo (2 patents)James N GrantJames N Grant (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Sherwood Services Ag (1 from 268 patents)


1 patent:

1. 6102497 - Universal cart

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as of
1/5/2026
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