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Didcot, United Kingdom

David Johnston

Average Co-Inventor Count = 6.15

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 = 5

David JohnstonNicholas A Meanwell (1 patent)David JohnstonJohn F Kadow (1 patent)David JohnstonKap-Sun Yeung (1 patent)David JohnstonJuan Carlos Jaen (1 patent)David JohnstonJin-Long Chen (1 patent)David JohnstonThomas Stephen Coulter (1 patent)David JohnstonM Catherine Amaral (1 patent)David JohnstonJ J Kim Wright (1 patent)David JohnstonMalcolm Taylor (1 patent)David JohnstonJj Kim Wright (2 patents)David JohnstonMichelle E Farkas (1 patent)David JohnstonPaul Rafferty (1 patent)David JohnstonMichelle Farkas (0 patent)David JohnstonDavid Johnston (2 patents)Nicholas A MeanwellNicholas A Meanwell (141 patents)John F KadowJohn F Kadow (136 patents)Kap-Sun YeungKap-Sun Yeung (54 patents)Juan Carlos JaenJuan Carlos Jaen (42 patents)Jin-Long ChenJin-Long Chen (20 patents)Thomas Stephen CoulterThomas Stephen Coulter (13 patents)M Catherine AmaralM Catherine Amaral (10 patents)J J Kim WrightJ J Kim Wright (6 patents)Malcolm TaylorMalcolm Taylor (4 patents)Jj Kim WrightJj Kim Wright (2 patents)Michelle E FarkasMichelle E Farkas (1 patent)Paul RaffertyPaul Rafferty (1 patent)Michelle FarkasMichelle Farkas (0 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Bristol-myers Squibb Compnay (1 from 3,681 patents)

2. Amgen Inc. (1 from 1,970 patents)


2 patents:

1. 8039486 - Indole, azaindole and related heterocyclic N-substituted piperazine derivatives

2. 7358267 - Bis-aryl thiazole derivatives

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12/4/2025
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