Growing community of inventors

Burlington, Canada

Herbert K Johnston

Average Co-Inventor Count = 4.00

ph-index = 3

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 = 44

Herbert K Johnston ↔ Steven D Canning (3 patents)Herbert K Johnston ↔ Deborah A Kennedy (3 patents)Herbert K Johnston ↔ Berend H Zylstra (3 patents)Herbert K JohnstonHerbert K Johnston (3 patents)Steven D CanningSteven D Canning (4 patents)Deborah A KennedyDeborah A Kennedy (3 patents)Berend H ZylstraBerend H Zylstra (3 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Woodbridge Foam Corporation (3 from 56 patents)


3 patents:

1. D368615 - Pillow

2. D367391 - Pillow

3. D367390 - Pillow

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as of
1/4/2026
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