Growing community of inventors

Santa Barbara, CA, United States of America

Lee Kirchhoff

Average Co-Inventor Count = 3.00

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 = 68

Lee KirchhoffDavid Frank Hofstatter (2 patents)Lee KirchhoffRobert A Dolan (2 patents)Lee KirchhoffLee Kirchhoff (2 patents)David Frank HofstatterDavid Frank Hofstatter (40 patents)Robert A DolanRobert A Dolan (19 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Callwave Communications, LLC (1 from 80 patents)

2. Callwave, Inc. (1 from 37 patents)


2 patents:

1. 8594287 - Methods and apparatus for providing expanded telecommunications service

2. 7688958 - Methods and apparatus for providing expanded telecommunications service

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as of
12/17/2025
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