Growing community of inventors

New York, NY, United States of America

Roger Whitehouse

Average Co-Inventor Count = 2.00

ph-index = 2

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 = 28

Roger WhitehouseDonall B Healy (2 patents)Roger WhitehouseRoger Whitehouse (2 patents)Donall B HealyDonall B Healy (14 patents)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Other (2 from 833,002 patents)


2 patents:

1. 5555660 - Modular signage system

2. 5428914 - Modular signage system

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as of
1/20/2026
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