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For the Inventor, By the Inventor

San Francisco, CA, United States of America

Machina


USPTO Granted Patents = 2

Forward Citations = 75

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1 inventor (with patents filed for the assignee):

goldMedal Ralph F Osterhout (2 out of 224 patents)


2 patents:

1. 5495357 - Apparatus and method for recording, transmitting, receiving and playing (1996-02-27),
2. 5313557 - Pen recorder (1994-05-17),
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USPTO Data Jan 1 1976 - Dec 9 2025

2 Patents

#1,299 in San Francisco, CA

#20,538 in California

#92,599 in US

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

Machina

Forward Citations = 75

1 inventor:

goldMedal Ralph F Osterhout (2 out of 224 patents)

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