Growing community of inventors

London, United Kingdom

John Phillip Tonkin

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 = 11

John Phillip Tonkin ↔ Michael John Cullen (1 patent)John Phillip Tonkin ↔ Eric B Ferch (1 patent)John Phillip TonkinJohn Phillip Tonkin (1 patent)Michael John CullenMichael John Cullen (154 patents)Eric B FerchEric B Ferch (12 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Ford Global Technolgoies, LLC (1 from 26,054 patents)


1 patent:

1. 6039023 - Air control system

Please report any incorrect information to support@idiyas.com
idiyas.com
as of
1/23/2026
Loading…