Growing community of inventors

La Canada, CA, United States of America

Lowell Frank Johnson

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 = 22

Lowell Frank Johnson ↔ Roderick E Hughes (1 patent)Lowell Frank JohnsonLowell Frank Johnson (1 patent)Roderick E HughesRoderick E Hughes (24 patents)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Hughes Processing, Inc. (1 from 7 patents)

2. Jet Plastics, Inc. (1 from 1 patent)


1 patent:

1. 6890965 - Foamed composites and methods for making same

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as of
12/10/2025
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