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Philip David Butler

Average Co-Inventor Count = 1.00

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 = 0

Philip David Butler ↔ Gerard Daniel Agnew (1 patent)Philip David Butler ↔ Robert Darrall Collins (1 patent)Philip David ButlerPhilip David Butler (0 patent)Gerard Daniel AgnewGerard Daniel Agnew (5 patents)Robert Darrall CollinsRobert Darrall Collins (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Rolls-royce Fuel Cell Systems Limited (2 patents)


0 patent:

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12/11/2025
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