Growing community of inventors

Beckenham, United Kingdom

David Alan Sawyer

Average Co-Inventor Count = 6.38

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 = 9

David Alan SawyerHarold Francis Hodson (4 patents)David Alan SawyerKarl Witold Franzmann (4 patents)David Alan SawyerRichard Graham Knowles (4 patents)David Alan SawyerMartin James Drysdale (4 patents)David Alan SawyerBarry George Shearer (2 patents)David Alan SawyerRichard Mansfield Beams (2 patents)David Alan SawyerPatricia Ifeyinwa Davies (2 patents)David Alan SawyerDaryl David Rees (2 patents)David Alan SawyerAnthony Joseph Frend (2 patents)David Alan SawyerRichard Michael John Palmer (1 patent)David Alan SawyerRichard Michael Palmer (1 patent)David Alan SawyerSteven Smith (1 patent)David Alan SawyerHelen Alice Rebecca Clark (1 patent)David Alan SawyerAndrew Germain (1 patent)David Alan SawyerRaymond Geoffrey Winter (1 patent)David Alan SawyerHelen Alice Clark (1 patent)David Alan SawyerSteven Smith (1 patent)David Alan SawyerDavid Alan Sawyer (5 patents)Harold Francis HodsonHarold Francis Hodson (34 patents)Karl Witold FranzmannKarl Witold Franzmann (12 patents)Richard Graham KnowlesRichard Graham Knowles (4 patents)Martin James DrysdaleMartin James Drysdale (4 patents)Barry George ShearerBarry George Shearer (11 patents)Richard Mansfield BeamsRichard Mansfield Beams (3 patents)Patricia Ifeyinwa DaviesPatricia Ifeyinwa Davies (2 patents)Daryl David ReesDaryl David Rees (2 patents)Anthony Joseph FrendAnthony Joseph Frend (2 patents)Richard Michael John PalmerRichard Michael John Palmer (10 patents)Richard Michael PalmerRichard Michael Palmer (3 patents)Steven SmithSteven Smith (1 patent)Helen Alice Rebecca ClarkHelen Alice Rebecca Clark (1 patent)Andrew GermainAndrew Germain (1 patent)Raymond Geoffrey WinterRaymond Geoffrey Winter (1 patent)Helen Alice ClarkHelen Alice Clark (1 patent)Steven SmithSteven Smith (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Smithkline Beecham Corporation (2 from 2,198 patents)

2. Glaxosmithkline LLC (1 from 356 patents)

3. Glaxo Wellcome Inc. (1 from 281 patents)

4. Glaxo Wellsome Inc. (1 from 1 patent)


5 patents:

1. RE39576 - Enzyme inhibitors

2. 6620848 - Nitric oxide synthase inhibitors

3. 6369272 - Nitric oxide synthase inhibitors

4. 5912345 - Process for the preparation of lamotrigine

5. 5889056 - Enzyme inhibitors

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as of
12/6/2025
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