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Trong Nguyen
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Sacramento, CA, US
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Patents Grants
last 30 patents
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Patent Grant
Multi-purpose valve for vacuuming, de-vacuuming, gas injecting and...
Patent number
10,151,396
Issue date
Dec 11, 2018
Trong D Nguyen
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Personal dispensing systems
Patent number
9,783,348
Issue date
Oct 10, 2017
Trong D Nguyen
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Multi-purpose valve for extending shelf-life using vacuuming or inj...
Patent number
9,618,130
Issue date
Apr 11, 2017
Trong D Nguyen
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Vacuum pump and dispenser for bottles
Patent number
9,370,791
Issue date
Jun 21, 2016
Trong D Nguyen
B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information
Patent Grant
Door positioning device
Patent number
7,410,180
Issue date
Aug 12, 2008
Trong D. Nguyen
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Chair carrier convertible cart
Patent number
6,910,710
Issue date
Jun 28, 2005
Trong Nguyen
B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Patents Applications
last 30 patents
Information
Patent Application
Multi-purpose Valve for Vacuuming, De-vacuuming, Gas Injecting and...
Publication number
20170198824
Publication date
Jul 13, 2017
Trong D. Nguyen
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Application
Chair carrier convertible cart
Publication number
20040108689
Publication date
Jun 10, 2004
Trong Nguyen
B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS