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Telford, United Kingdom

Alexander Mark Duff

Average Co-Inventor Count = 2.00

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 = 35

Alexander Mark Duff ↔ Peter Amborn (1 patent)Alexander Mark DuffAlexander Mark Duff (1 patent)Peter AmbornPeter Amborn (22 patents)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Other (1 from 832,718 patents)

2. Gkn Sankey Limited (1 from 24 patents)


1 patent:

1. 6067831 - Hydroforming process

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12/13/2025
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