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Peachtree City, GA, United States of America

David L Ryan

Average Co-Inventor Count = 6.00

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 = 6

David L RyanShree Jaisimha (3 patents)David L RyanTatsuya Fujisawa (3 patents)David L RyanDonald Thomas (3 patents)David L RyanJason Hingerton (3 patents)David L RyanMohammad Reza Kanji (3 patents)David L RyanDavid L Ryan (3 patents)Shree JaisimhaShree Jaisimha (24 patents)Tatsuya FujisawaTatsuya Fujisawa (13 patents)Donald ThomasDonald Thomas (11 patents)Jason HingertonJason Hingerton (9 patents)Mohammad Reza KanjiMohammad Reza Kanji (4 patents)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Panasonic Automotive Systems Company of America, Division of Panasonic Corporation of North America (3 from 207 patents)


3 patents:

1. 9602081 - Method and apparatus for utilizing modulation based audio correlation technique for maintaining dynamic FM station list in single tuner variant and assisting alternate frequency switching methodology in single tuner and dual tuner variants

2. 9148128 - Method and apparatus for utilizing modulation based audio correlation technique for maintaining dynamic FM station list in single tuner variant and assisting alternate frequency switching methodology in single tuner and dual tuner variants

3. 8548408 - Method and apparatus for utilizing modulation based audio correlation technique for maintaining dynamic FM station list in single tuner variant and assisting alternate frequency switching methodology in single tuner and dual tuner variants

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as of
12/19/2025
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