Growing community of inventors

Sarnia, Canada

Keith J Robinson

Average Co-Inventor Count = 2.86

ph-index = 2

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 = 15

Keith J Robinson ↔ Michel Longuet (2 patents)Keith J Robinson ↔ John C Kwok (1 patent)Keith J Robinson ↔ Adrian Cassola (1 patent)Keith J Robinson ↔ Brian H Smith (1 patent)Keith J RobinsonKeith J Robinson (2 patents)Michel LonguetMichel Longuet (3 patents)John C KwokJohn C Kwok (5 patents)Adrian CassolaAdrian Cassola (3 patents)Brian H SmithBrian H Smith (3 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Polysar Limited (2 from 139 patents)


2 patents:

1. 4916180 - Butyl rubber/polypropylene elastoplastic

2. 4877832 - Thermoset resin compositions

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as of
12/15/2025
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