InternationalDomestic
MICROPUMP AND DRIVING METHOD THEREOF (United States of America) 
Membraneless Micro Fuel Cell (Europe) 
Membraneless Micro Fuel Cell (United States of America) 
교류전기영동법에 의한 미세유체 혼합 이송 장치 및 미세유체의 혼합 이송 방법 (Japan) 
Lance System for Inter-tube Inspecting and Lancing As Well As Barrel Spraying of Heat Transfer Tubes of Steam Generator in Nuclear Power Plant (United States of America) 
VORRICHTUNG ZUR REGULIERUNG DER FLUSSRATE EINER INTRAVEN?EN MEDIZINISCHEN L?UNG BEI DER INJEKTION (EUROPEAN PATENT OFFICE) 
Device for Regulating Flow Rate of Intravenous Medical Solution During Injection (United States of America) 
在注射过程中调节静脉注射药液流速的装置 (CHINA) 
Windshield Providing Apparatus for Vehicles (World Intellectual Property Organization) 
Windshield Providing Apparatus for Vehicles (AUSTRALIA) 
Apparatus and Method for Decreasing Drag Force by Controlling Turbulent Flow on Hull Surface of Ship (United States of America) 
Device for Regulating Flow Rate of Intravenous Medical Solution during Injection (AUSTRALIA) 
DISPOSITIF POUR REGULER LE DEBIT D'UNE SOLUTION MEDICALE INTRAVEINEUSE AU COURS DE L'INJECTION (CANADA) 
Device for Regulating Flow Rate of Intravenous Medical Solution During Injection (World Intellectual Property Organization) 
선박의 선체 표면 난류 제어에 의한 항력 감소 방법 및 장치 (Japan) 
Apparatus for Preparing a Single Crystal of Silicon (United States of America)