Growing community of inventors

Mt. Prospect, IL, United States of America

David P Groppi

Average Co-Inventor Count = 4.00

ph-index = 3

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 = 55

David P GroppiDonald E Yuhas (3 patents)David P GroppiJiri D Konicek (2 patents)David P GroppiCarol L Vorres (2 patents)David P GroppiRoger Y Leung (1 patent)David P GroppiStephen T Gonczy (1 patent)David P GroppiDavid P Groppi (3 patents)Donald E YuhasDonald E Yuhas (8 patents)Jiri D KonicekJiri D Konicek (6 patents)Carol L VorresCarol L Vorres (2 patents)Roger Y LeungRoger Y Leung (24 patents)Stephen T GonczyStephen T Gonczy (23 patents)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Alliedsignal Inc. (3 from 3,002 patents)


3 patents:

1. 5464658 - System of electronic laminates with improved registration properties

2. 5350621 - System of electronic laminates with improved registration properties

3. 5244720 - Fiber-reinforced glass composite for protecting polymeric substrates

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as of
12/14/2025
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