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Brighton, MA, United States of America

Arthur P Drennan

Average Co-Inventor Count = 3.00

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 = 32

Arthur P Drennan ↔ Richard E Merrill (1 patent)Arthur P Drennan ↔ Irving J Arons (1 patent)Arthur P DrennanArthur P Drennan (1 patent)Richard E MerrillRichard E Merrill (15 patents)Irving J AronsIrving J Arons (6 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Universal Optical Co., Ltd. (1 from 3 patents)


1 patent:

1. 4294792 - Molded plastic parts, particularly spin-cast plastic parts for eyeglass

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as of
12/14/2025
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