Growing community of inventors

Morristown, NJ, United States of America

Janice G Hanna

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 = 12

Janice G HannaDonald D Huizinga (1 patent)Janice G HannaJames M Rulon (1 patent)Janice G HannaWayne Allen Weise (1 patent)Janice G HannaJanice G Hanna (1 patent)Donald D HuizingaDonald D Huizinga (5 patents)James M RulonJames M Rulon (4 patents)Wayne Allen WeiseWayne Allen Weise (4 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. American Telephone and Telegraph, Co. (1 from 386 patents)

2. At&t Information Systems Inc. (1 from 243 patents)


1 patent:

1. 4870679 - Repertory telephone dialer with remote billing capability

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as of
12/20/2025
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