Growing community of inventors

Foster City, CA, United States of America

Richard Townhill

Average Co-Inventor Count = 7.00

ph-index = 1

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 = 9

Richard Townhill ↔ Randy Ubillos (1 patent)Richard Townhill ↔ Laurent Perrodin (1 patent)Richard Townhill ↔ Keith Salvucci (1 patent)Richard Townhill ↔ Mike Mitchell (1 patent)Richard Townhill ↔ Jer Granucci (1 patent)Richard Townhill ↔ Judson Coplan (1 patent)Richard TownhillRichard Townhill (1 patent)Randy UbillosRandy Ubillos (86 patents)Laurent PerrodinLaurent Perrodin (9 patents)Keith SalvucciKeith Salvucci (2 patents)Mike MitchellMike Mitchell (1 patent)Jer GranucciJer Granucci (1 patent)Judson CoplanJudson Coplan (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Apple Inc. (1 from 41,012 patents)


1 patent:

1. 8751933 - Video and audio waveform user interface

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1/3/2026
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