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For the Inventor, By the Inventor

Milpitas, CA, United States of America

Riospring, Inc.


USPTO Granted Patents = 2

Forward Citations = 2

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2 inventors (with patents filed for the assignee):

goldMedal Avraham Perahia (2 out of 7 patents)

silverMedal David M Drouin (1 out of 12 patents)


2 patents:

1. 6903893 - Energy storage for use in emergency head retraction in disk drives (2005-06-07),
2. 6894453 - Method and apparatus to measure disk drive head load/unload velocity (2005-05-17),
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USPTO Data Jan 1 1976 - Dec 9 2025

2 Patents

#204 in Milpitas, CA

#20,538 in California

#92,599 in US

...
Milpitas, CA, United States of America

Riospring, Inc.

Forward Citations = 2

2 inventors:

goldMedal Avraham Perahia (2 out of 7 patents)

silverMedal David M Drouin (1 out of 12 patents)

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