SHANGHAI CHANGYUAN WAYON CIRCUIT PROT CO LTD innovation strategy

Patent filings in countries

#	Country	Total Patents
#1	China	40
#2	WIPO (World Intellectual Property Organization)	3
#3	EPO (European Patent Office)	2
#4	United States	1

Patent filings per year

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Focus industries

#	Industry
#1	Electrical machinery and energy
#2	Macromolecular chemistry and polymers
#3	Machines

Focus technologies

#	Technology
#1	Resistors
#2	Emergency protective circuit arrangements
#3	Cables and insulators
#4	Capacitors and switching devices
#5	Compounding ingredients
#6	Unspecified technologies
#7	Electric switches

Top inventors

#	Name	Total Patents
#1	Wang Jun	29
#2	Zhengping Liu	17
#3	Yutang Liu	9
#4	Liu Zhengping	8
#5	Daohua Gao	7
#6	Chaoyong Qian	7
#7	Quanquan Yang	7
#8	Liu Yutang	6
#9	Congwu Li	5
#10	Gao Daohua	5

Latest patents

Publication	Filing date	Title
CN107077991A	2015-09-09	Can reflow formula Thermal Cutoffs
CN103531316A	2013-10-23	Polymer PTC element with excellent weather resistance and its manufacturing method
CN103531402A	2013-10-23	Novel thin compressive overtemperature protection element structure
CN103531318A	2013-10-23	Over-current protective element with double PTC (Positive Temperature Coefficient) effect
CN102969100A	2012-12-13	Thin surface mounting macromolecular PTC (Positive Temperature Coefficient) thermistor and manufacturing method thereof
CN102426889A	2012-01-12	Ultrathin chip ceramic positive temperature coefficient (PTC) thermistor and manufacturing method thereof
CN102426888A	2012-01-09	Novel surface-mounted PTC (positive temperature coefficient) thermistor and manufacturing method thereof
CN102543330A	2011-12-31	Over-current protective element
CN102568926A	2011-12-31	Novel and recoverable thin thermal fuse structure
CN102522173A	2011-12-31	Conducting composite material with resistance positive-temperature effect and overcurrent-protecting element
CN102543329A	2011-12-31	Heat treatment method for improving strength of PTC (Positive Temperature Coefficient) thermistor core materials
CN102522171A	2011-12-31	PTC (positive temperature coefficient) ring production method
CN102543331A	2011-12-31	Macromolecule-based conductive composite material and PTC (pitch trim compensator) element
CN102568958A	2011-12-31	Self-hold over-current protection device
CN102522172A	2011-12-31	Resistance positive temperature effect conductive composite material and thermistor element
CN102623116A	2011-12-31	High-voltage-resistant subsize polymer PTC thermistor with high lightning level and preparation method thereof
CN102522263A	2011-12-31	Temperature fuse capable of being soldered through reflow
CN102592761A	2011-12-30	High-voltage-resistant and load-insensitive positive temperature coefficient (PTC) thermosensitive resistor and manufacturing method thereof
CN102176340A	2011-01-31	Polymer-based conductive composite material and over-current protection element manufactured by using material
CN102127287A	2011-01-31	Conductive composite material and PTC (Positive Temperature Coefficient) thermal sensitive element prepared from same