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Vancouver, Canada

John Richard Armstrong

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 = 7

John Richard Armstrong ↔ Denis John Marshall (1 patent)John Richard ArmstrongJohn Richard Armstrong (1 patent)Denis John MarshallDenis John Marshall (1 patent)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Boc International Limited (1 from 6 patents)


1 patent:

1. 3973712 - Underwater welding

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