Growing community of inventors

Solihull, United Kingdom

Derek L Hand

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 = 32

Derek L Hand ↔ Christopher W Hall (1 patent)Derek L HandDerek L Hand (1 patent)Christopher W HallChristopher W Hall (8 patents)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Pilkington Brothers P.l.c. (1 from 102 patents)


1 patent:

1. 4817347 - Window Panel

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12/19/2025
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