Growing community of inventors

Oak Park, IL, United States of America

Brian Walton

Average Co-Inventor Count = 3.00

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 = 176

Brian WaltonJean K Ohler (3 patents)Brian WaltonRichard Robinson (3 patents)Brian WaltonBrian Walton (3 patents)Jean K OhlerJean K Ohler (9 patents)Richard RobinsonRichard Robinson (3 patents)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Navigation Technologies Corporation (2 from 127 patents)

2. Nauteq North America, LLC (1 from 2 patents)


3 patents:

1. 6778903 - Method and system for exchanging routing data between end users

2. 6577949 - Method and system for exchanging routing data between end users

3. 6424910 - Method and system for providing related navigation features for two or more end users

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as of
12/6/2025
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