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Suffolk, United Kingdom

Donald J Simpson

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 = 4

Donald J Simpson ↔ John H Parsons (1 patent)Donald J Simpson ↔ Philip J Dudfield (1 patent)Donald J SimpsonDonald J Simpson (1 patent)John H ParsonsJohn H Parsons (16 patents)Philip J DudfieldPhilip J Dudfield (2 patents)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Schering Agrochemicals Limited (1 from 34 patents)


1 patent:

1. 5096915 - Azole fungicides

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12/26/2025
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