Growing community of inventors

Winnipeg, Canada

Gerald Callow

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 = 30

Gerald CallowKent D Wotherspoon (1 patent)Gerald CallowGerald Callow (1 patent)Kent D WotherspoonKent D Wotherspoon (3 patents)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Symbol Technologies, LLC (1 from 2,326 patents)


1 patent:

1. 7023821 - Voice over IP portable transreceiver

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as of
12/20/2025
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