Growing community of inventors

Berkshire, United Kingdom

Johnson Keith

Average Co-Inventor Count = 3.00

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 = 30

Johnson Keith ↔ Brian James Davidson (1 patent)Johnson Keith ↔ Christopher Bryan Sheldrake (1 patent)Johnson KeithJohnson Keith (1 patent)Brian James DavidsonBrian James Davidson (28 patents)Christopher Bryan SheldrakeChristopher Bryan Sheldrake (3 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Nokia Mobile Phones Limited (1 from 1,965 patents)


1 patent:

1. 6375026 - Radiotelephone

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as of
1/4/2026
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