TKD CORP

Overview

Total Patents

23

About

TKD CORP has a total of 23 patent applications. Its first patent ever was published in 1985. It filed its patents most often in Republic of Korea, China and Taiwan. Its main competitors in its focus markets electrical machinery and energy, audio-visual technology and machines are COMAR ELECTRIC COMPANY, BK PATENT DEV and FIRST IND CORP.

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Patent filings in countries

World map showing TKD CORPs patent filings in countries

#	Country	Total Patents
#1	Republic of Korea	8
#2	China	6
#3	Taiwan	3
#4	United States	3
#5	WIPO (World Intellectual Property Organization)	2
#6	EPO (European Patent Office)	1

Patent filings per year

Chart showing TKD CORPs patent filings per year from 1900 to 2020

Similar Companies

COMAR ELECTRIC COMPANY 90% similarity

BK PATENT DEV 90% similarity

FIRST IND CORP 90% similarity

OLVIS SMELTZEKERINGEN 90% similarity

CHOMERICS INC 90% similarity

OLVIS NV 89% similarity

INDAK MFG CORP 89% similarity

BREMAS SPA 88% similarity

BELLEVAUX SIBEL SOC IND DE 88% similarity

BESWICK KENNETH E LTD 88% similarity

Focus industries

#	Industry
#1	Electrical machinery and energy
#2	Audio-visual technology
#3	Machines
#4	Optics
#5	Environmental technology

Focus technologies

#	Technology
#1	Electric switches
#2	Special information storage
#3	Unspecified technologies
#4	Capacitors and switching devices
#5	Resistors
#6	Loudspeakers and microphones
#7	Magnets and transformers
#8	Climate change mitigation in goods production
#9	Casings and printed circuits
#10	Holographic processes

Top inventors

#	Name	Total Patents
#1	Matsuo Tomio	11
#2	Yamada Yasuyoshi	8
#3	Shirozu Tatsuji	7
#4	Miyazaki Isao	5
#5	Takeda Norio	3
#6	Nakamoto Takeshi	3
#7	Mizota Kazutaka	3
#8	Kanamaru Masatoshi	3
#9	Yasuyoshi Yamada	1
#10	Tomio Matsuo	1

Latest patents

Publication	Filing date	Title
TW201320137A	2012-06-22	Three position switch with operating device
US2007242321A1	2005-03-22	Holographic Recording Medium and Recording and Reproducing Method Thereof
KR20060122807A	2003-12-26	Operating unit for switchgear
TW200405377A	2003-08-15	Spring operator for switch
CN1815302A	2003-03-14	Method for manufacturing optical device and faraday rotation, optical device and optical communication system
KR20030004983A	2002-02-06	Handling device for a switch
KR100264912B1	1992-08-26	High voltage capacitor and magetron
CN1011989B	1985-08-21	Electrode for electrolysis