Growing community of inventors

Elizabethtown, PA, United States of America

Leonard B Jansen

Average Co-Inventor Count = 2.00

ph-index = 2

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 = 10

Leonard B JansenDavid W Nesbitt (2 patents)Leonard B JansenLeonard B Jansen (2 patents)David W NesbittDavid W Nesbitt (47 patents)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Mapquest, Inc. (2 from 73 patents)


2 patents:

1. 9557182 - Computer-implemented systems and methods for planning a route

2. 8681635 - Computer-implemented systems and methods for planning a route

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as of
12/13/2025
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