KIM HAK KWAN

Overview

About

KIM HAK KWAN has a total of 20 patent applications. Its first patent ever was published in 2010. It filed its patents most often in United States. Its main competitors in its focus markets electrical machinery and energy, environmental technology and materials and metallurgy are LIE WOO YONG, NINGBO CRRC NEW ENERGY TECH CO LTD and NINGBO CSR NEW ENERGY TECH CO LTD.

Patent filings in countries

#	Country	Total Patents
#1	United States	20

#	Industry
#1	Electrical machinery and energy
#2	Environmental technology
#3	Materials and metallurgy
#4	Micro-structure and nano-technology
#5	Machines
#6	Surface technology and coating

#	Technology
#1	Capacitors and switching devices
#2	Reduction of greenhouse gas emissions
#3	Climate change mitigation in transportation
#4	Batteries
#5	Unspecified technologies
#6	Nanostructure applications
#7	Compounds containing metals
#8	Coating metallic material
#9	Inorganic compounds
#10	Non-metallic elements

Publication	Filing date	Title
US2012293913A1	2012-04-16	Hybrid capacitor
US2012293912A1	2012-04-12	Hybrid capacitor
US2012050947A1	2011-08-31	Energy storage apparatus and method for manufacturing the same
US2012050943A1	2011-08-26	Method of manufacturing electrode for electrochemical capacitor and electrochemical capacitor manufactured using the same