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London, United Kingdom

David Shepherd

Average Co-Inventor Count = 4.00

ph-index = 2

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 = 27

David ShepherdMartin Richard Darbyshire (2 patents)David ShepherdMichael Woods (2 patents)David ShepherdRobert Hadley (2 patents)David ShepherdDavid Shepherd (2 patents)Martin Richard DarbyshireMartin Richard Darbyshire (20 patents)Michael WoodsMichael Woods (2 patents)Robert HadleyRobert Hadley (2 patents)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Wilkinson Sword Gmbh (2 from 112 patents)


2 patents:

1. D492478 - Tool holder

2. D491622 - Scabbard with removable knife

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as of
1/3/2026
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