Growing community of inventors

Petersfield, United Kingdom

Andrew Michael Matthews

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 = 2

Andrew Michael MatthewsNigel Christopher Smith (1 patent)Andrew Michael MatthewsPhilip David Roberts (1 patent)Andrew Michael MatthewsAndrew Michael Matthews (1 patent)Nigel Christopher SmithNigel Christopher Smith (4 patents)Philip David RobertsPhilip David Roberts (3 patents)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Lewmar Limited (1 from 19 patents)


1 patent:

1. 10005532 - Retractable thruster

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12/31/2025
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