Growing community of inventors

London, United Kingdom

David T Evans

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 = 35

David T Evans ↔ Peter Hing (1 patent)David T Evans ↔ Raymond Marshall (1 patent)David T EvansDavid T Evans (1 patent)Peter HingPeter Hing (9 patents)Raymond MarshallRaymond Marshall (1 patent)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Thorn Electrical Industries Limited (1 from 27 patents)


1 patent:

1. 4155758 - Lamps and discharge devices and materials therefor

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as of
12/15/2025
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