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Robert Darrall Collins

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

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