Growing community of inventors

Dover, United Kingdom

Ralph Hopper

Average Co-Inventor Count = 4.00

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 = 2

Ralph Hopper ↔ Christopher L Steggall (1 patent)Ralph Hopper ↔ Peter G Nichols (1 patent)Ralph Hopper ↔ Terence M Friend (1 patent)Ralph HopperRalph Hopper (1 patent)Christopher L SteggallChristopher L Steggall (4 patents)Peter G NicholsPeter G Nichols (3 patents)Terence M FriendTerence M Friend (3 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Thorn Emi Instruments Limited (1 from 8 patents)


1 patent:

1. D300123 - Insulation tester or the like

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as of
12/14/2025
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