Growing community of inventors

Lancashire, United Kingdom

Michael Barrie Simpson

Average Co-Inventor Count = 6.00

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 = 15

Michael Barrie Simpson ↔ Christopher Paul Ramsey (1 patent)Michael Barrie Simpson ↔ Philippe Odet (1 patent)Michael Barrie Simpson ↔ Donald E Griffiths (1 patent)Michael Barrie Simpson ↔ Robert McDonald Gillies (1 patent)Michael Barrie Simpson ↔ Peter Frank Woodward (1 patent)Michael Barrie SimpsonMichael Barrie Simpson (1 patent)Christopher Paul RamseyChristopher Paul Ramsey (91 patents)Philippe OdetPhilippe Odet (18 patents)Donald E GriffithsDonald E Griffiths (2 patents)Robert McDonald GilliesRobert McDonald Gillies (1 patent)Peter Frank WoodwardPeter Frank Woodward (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Crown Cork & Seal Technologies Corporation (1 from 231 patents)


1 patent:

1. 6564958 - Tamper evident closures

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1/13/2026
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