Growing community of inventors

Keller, TX, United States of America

Donn C Hotchkin

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 = 1

Donn C HotchkinLarry D Hall (1 patent)Donn C HotchkinDonn C Hotchkin (1 patent)Larry D HallLarry D Hall (4 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Intellicall, Inc. (1 from 23 patents)


1 patent:

1. 7567658 - Method to verify designation of pay telephone with an interexchange carrier

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