Growing community of inventors

Toronto, Canada

Donald Kelvin Marshall

Average Co-Inventor Count = 5.00

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 = 6

Donald Kelvin MarshallJohn H D Wiltshire (1 patent)Donald Kelvin MarshallMargaret Atwood (1 patent)Donald Kelvin MarshallMatthew M C Gibson (1 patent)Donald Kelvin MarshallNemesio Carlos Garcia (1 patent)Donald Kelvin MarshallJohn H Wiltshire (1 patent)Donald Kelvin MarshallMatthew M Gibson (0 patent)Donald Kelvin MarshallMatthew M Gibson (0 patent)Donald Kelvin MarshallDonald Kelvin Marshall (1 patent)John H D WiltshireJohn H D Wiltshire (5 patents)Margaret AtwoodMargaret Atwood (3 patents)Matthew M C GibsonMatthew M C Gibson (1 patent)Nemesio Carlos GarciaNemesio Carlos Garcia (1 patent)John H WiltshireJohn H Wiltshire (1 patent)Matthew M GibsonMatthew M Gibson (0 patent)Matthew M GibsonMatthew M Gibson (0 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Syngrafii Corporation (1 from 9 patents)


1 patent:

1. 8296832 - System, method and computer program, for enabling entry into transactions on a remote basis

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1/8/2026
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