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For the Inventor, By the Inventor

Fremont, CA, United States of America

Gdt, Inc.


USPTO Granted Patents = 3

Trademarks = 1

Forward Citations = 117

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3 inventors (with patents filed for the assignee):

goldMedal Angelo L Mazzei (2 out of 23 patents)

silverMedal Tu Nguyen (1 out of 7 patents)

bronzeMedal Raymond M Meyer (1 out of 1 patent)


3 patents:

1. D855051 - Valuation device (2019-07-30),
2. 6193893 - Stripping of contaminants from water (2001-02-27),
3. 5674312 - Injection of soluble gas in a liquid stream and removal of residual (1997-10-07),
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USPTO Data Jan 1 1976 - Oct 6 2026

3 Patents

#365 in Fremont, CA

#16,847 in California

#73,815 in US

Fremont, CA (US)
Fremont, CA, United States of America

Gdt, Inc.

Forward Citations = 117

3 inventors:

goldMedal Angelo L Mazzei (2 out of 23 patents)

silverMedal Tu Nguyen (1 out of 7 patents)

bronzeMedal Raymond M Meyer (1 out of 1 patent)

Please report any incorrect information to [email protected]
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