Growing community of inventors

Loughborough, United Kingdom

David Johnston

Average Co-Inventor Count = 2.00

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 = 23

David JohnstonRichard A Appleton (1 patent)David JohnstonDavid Johnston (1 patent)Richard A AppletonRichard A Appleton (6 patents)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Fisons Ltd. (1 from 313 patents)


1 patent:

1. 4296114 - 3,4-Dihydro-3-oxopyrido[2,3-b]-pyrazines, compositions and use thereof

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