Growing community of inventors

North Providence, RI, United States of America

Spencer Roberts

Average Co-Inventor Count = 2.00

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

Spencer Roberts ↔ Nicholas Marvin (1 patent)Spencer RobertsSpencer Roberts (1 patent)Nicholas MarvinNicholas Marvin (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Hasbro, Inc. (1 from 497 patents)


1 patent:

1. 12337254 - Apparatus for a toy

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as of
12/31/2025
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