Growing community of inventors

Malibu, CA, United States of America

Roger Penell

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

Roger PenellNestor Apuya (1 patent)Roger PenellLeonard Medrano (1 patent)Roger PenellKen Feldmann (1 patent)Roger PenellRoger Penell (1 patent)Nestor ApuyaNestor Apuya (38 patents)Leonard MedranoLeonard Medrano (19 patents)Ken FeldmannKen Feldmann (7 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Ceres, Inc. (1 from 214 patents)


1 patent:

1. 7169915 - Promoter, promoter control elements, and combinations, and uses thereof

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as of
12/7/2025
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