Growing community of inventors

Cambridge, Canada

Robert Michael Johnston

Average Co-Inventor Count = 4.00

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 = 9

Robert Michael JohnstonTerry Cassaday (2 patents)Robert Michael JohnstonMiles Colin Keller (2 patents)Robert Michael JohnstonRobert Zakhour (2 patents)Robert Michael JohnstonRobert Michael Johnston (2 patents)Terry CassadayTerry Cassaday (20 patents)Miles Colin KellerMiles Colin Keller (9 patents)Robert ZakhourRobert Zakhour (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Ergo-industrial Seating Systems, Inc. (1 from 8 patents)

2. Ergocentric Inc. (1 from 2 patents)


2 patents:

1. 10941797 - Telescoping mechanism

2. 9848707 - Telescoping mechanism

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as of
12/8/2025
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