Growing community of inventors

Waterlooville, United Kingdom

Roger Norman Gray

Average Co-Inventor Count = 3.00

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 = 13

Roger Norman Gray ↔ Edward John Brindley (2 patents)Roger Norman Gray ↔ Timothy Edward Plumridge (2 patents)Roger Norman Gray ↔ Katherine Emma Piercey (0 patent)Roger Norman GrayRoger Norman Gray (2 patents)Edward John BrindleyEdward John Brindley (3 patents)Timothy Edward PlumridgeTimothy Edward Plumridge (2 patents)Katherine Emma PierceyKatherine Emma Piercey (0 patent)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. De La Rue International Limited (2 from 194 patents)


2 patents:

1. 8783555 - Vault management method and system

2. 8459540 - Vault management method and system

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as of
12/21/2025
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