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San Francisco, CA, United States of America

Phong David Ngo

Average Co-Inventor Count = 5.00

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 = 46

Phong David Ngo ↔ David M Birnbaum (3 patents)Phong David Ngo ↔ Leo Kopelow (3 patents)Phong David Ngo ↔ Peter Rubin (3 patents)Phong David Ngo ↔ Chris Ullrich (2 patents)Phong David Ngo ↔ Christopher J Ullrich (1 patent)Phong David NgoPhong David Ngo (3 patents)David M BirnbaumDavid M Birnbaum (138 patents)Leo KopelowLeo Kopelow (13 patents)Peter RubinPeter Rubin (3 patents)Chris UllrichChris Ullrich (24 patents)Christopher J UllrichChristopher J Ullrich (132 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Immersion Corporation (3 from 1,148 patents)


3 patents:

1. 9785238 - Systems and methods for transmitting haptic messages

2. 8976112 - Systems and methods for transmitting haptic messages

3. 8638301 - Systems and methods for transmitting haptic messages

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idiyas.com
as of
12/28/2025
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