Growing community of inventors

Lee, NH, United States of America

Donald Opperman

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 = 238

Donald OppermanDarryl Black (1 patent)Donald OppermanKevin Farrell (1 patent)Donald OppermanSteven Ball (1 patent)Donald OppermanDonald Opperman (1 patent)Darryl BlackDarryl Black (14 patents)Kevin FarrellKevin Farrell (10 patents)Steven BallSteven Ball (3 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Nortel Networks Corporation (1 from 4,171 patents)


1 patent:

1. 6446200 - Service management

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