Growing community of inventors

Brighton, United Kingdom

Douglas McP Barr

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 = 21

Douglas McP Barr ↔ David J Moreton (1 patent)Douglas McP Barr ↔ Alexander F Psaila (1 patent)Douglas McP BarrDouglas McP Barr (1 patent)David J MoretonDavid J Moreton (53 patents)Alexander F PsailaAlexander F Psaila (3 patents)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Bp Chemicals (additives) Limited (1 from 38 patents)


1 patent:

1. 5670462 - Lubricating oil additives

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as of
12/20/2025
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