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Chicago, IL, United States of America

Laurance A Spear

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 = 12

Laurance A SpearJohn A Nix (1 patent)Laurance A SpearLaurance A Spear (1 patent)John A NixJohn A Nix (108 patents)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Go2call.com, Inc. (1 from 3 patents)


1 patent:

1. 6853621 - System and method for selecting a packet-switched telephony service provider

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as of
12/17/2025
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