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For the Inventor, By the Inventor

San Jose, CA, United States of America

Poa Sana, Inc.


USPTO Granted Patents = 3

Forward Citations = 299

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2 inventors (with patents filed for the assignee):

goldMedal David S Graham (3 out of 8 patents)

silverMedal Daniel A Francis (3 out of 3 patents)


3 patents:

1. 6351260 - User input device for a computer system (2002-02-26),
2. 6181842 - Position digitizer waveguide array with integrated collimating optics (2001-01-30),
3. 5914709 - User input device for a computer system (1999-06-22),
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USPTO Data Jan 1 1976 - Dec 30 2025

3 Patents

#944 in San Jose, CA

#16,426 in California

#72,030 in US

...
San Jose, CA, United States of America

Poa Sana, Inc.

Forward Citations = 299

2 inventors:

goldMedal David S Graham (3 out of 8 patents)

silverMedal Daniel A Francis (3 out of 3 patents)

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