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Nai Wen Liu
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Taichung City, TW
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Patents Grants
last 30 patents
Information
Patent Grant
Crankshaft structure for model engine
Patent number
8,955,489
Issue date
Feb 17, 2015
Nai Wen Liu
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Electric rotary starter for an engine of a radio control model
Patent number
7,948,098
Issue date
May 24, 2011
Nai Wen Liu
A63 - SPORTS GAMES AMUSEMENTS
Information
Patent Grant
Engine for a radio control model
Patent number
7,597,080
Issue date
Oct 6, 2009
Nai Wen Liu
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Manual engine starter
Patent number
6,994,066
Issue date
Feb 7, 2006
Nai Wen Liu
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Wrench for an engine clutch of a radio control model
Patent number
6,976,297
Issue date
Dec 20, 2005
Nai Wen Liu
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Patents Applications
last 30 patents
Information
Patent Application
BED SHEET SET
Publication number
20200229621
Publication date
Jul 23, 2020
Nai-Yu Liu
A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information
Patent Application
Positioning structure for clutch of engine of remote control model
Publication number
20190120301
Publication date
Apr 25, 2019
NAI WEN, LIU
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Application
Crankshaft structure for model engine
Publication number
20150053187
Publication date
Feb 26, 2015
NAI WEN, LIU
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
Remote control model engine assembly
Publication number
20100251994
Publication date
Oct 7, 2010
Nai Wen Liu
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
Electric rotary starter for an engine of a radio control model
Publication number
20100001524
Publication date
Jan 7, 2010
Nai Wen Liu
A63 - SPORTS GAMES AMUSEMENTS
Information
Patent Application
Engine starter for a radio control model
Publication number
20060288807
Publication date
Dec 28, 2006
Nai Wen Liu
A63 - SPORTS GAMES AMUSEMENTS
Information
Patent Application
WRENCH FOR AN ENGINE CLUTCH OF A RADIO CONTROL MODEL
Publication number
20050278919
Publication date
Dec 22, 2005
Nai Wen Liu
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information
Patent Application
MANUAL ENGINE STARTER
Publication number
20050268876
Publication date
Dec 8, 2005
Nai Wen Liu
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS