Growing community of inventors

Beaverton, OR, United States of America

Eric Thomas Christian

Average Co-Inventor Count = 3.20

ph-index = 3

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 = 177

Eric Thomas ChristianJames Madison Seymour, Jr (2 patents)Eric Thomas ChristianCarolyn Brauner Fong (2 patents)Eric Thomas ChristianJeffrey Evan Nadler (2 patents)Eric Thomas ChristianJoseph Allen Blotner (2 patents)Eric Thomas ChristianThomas William Waterhouse (2 patents)Eric Thomas ChristianJohn Davidson Brandt (2 patents)Eric Thomas ChristianJames Donovan Barta (2 patents)Eric Thomas ChristianGregory Alan Woolsey (2 patents)Eric Thomas ChristianEric Thomas Christian (4 patents)James Madison Seymour, JrJames Madison Seymour, Jr (2 patents)Carolyn Brauner FongCarolyn Brauner Fong (2 patents)Jeffrey Evan NadlerJeffrey Evan Nadler (2 patents)Joseph Allen BlotnerJoseph Allen Blotner (2 patents)Thomas William WaterhouseThomas William Waterhouse (2 patents)John Davidson BrandtJohn Davidson Brandt (2 patents)James Donovan BartaJames Donovan Barta (2 patents)Gregory Alan WoolseyGregory Alan Woolsey (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Thomson Reuters (Tax& Accounting) Inc. (2 from 4 patents)

2. Sabrix, Inc. (2 from 2 patents)


4 patents:

1. 8386344 - Methods and apparatus for centralized global tax computation, management, and compliance reporting

2. 8332274 - Universal tax engine

3. 8099342 - Methods and apparatus for centralized global tax computation, management, and compliance reporting

4. 7933803 - Universal tax engine

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as of
1/20/2026
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