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Hai T. Nguyen
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Deerfield Beach, FL, US
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Patents Grants
last 30 patents
Information
Patent Grant
Beverage active chiller
Patent number
10,030,903
Issue date
Jul 24, 2018
Hai T. Nguyen
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Door operator for elevators having curved doors
Patent number
6,032,762
Issue date
Mar 7, 2000
Vertisys International, Inc.
Timothy P. O'Donnell
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Elevator door restraint device
Patent number
5,730,254
Issue date
Mar 24, 1998
Vertisys, Inc.
Hai T. Nguyen
B66 - HOISTING LIFTING HAULING
Patents Applications
last 30 patents
Information
Patent Application
ACTIVE WINE CHILLER
Publication number
20190093945
Publication date
Mar 28, 2019
HAI T. NGUYEN
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Application
BEVERAGE ACTIVE CHILLER
Publication number
20170363341
Publication date
Dec 21, 2017
HAI T. NGUYEN
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...