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NGK INSULATORS LTD

Overview
  • Total Patents
    28,586
  • GoodIP Patent Rank
    241
  • Filing trend
    ⇩ 2.0%
About

NGK INSULATORS LTD has a total of 28,586 patent applications. It decreased the IP activity by 2.0%. Its first patent ever was published in 1929. It filed its patents most often in Japan, United States and EPO (European Patent Office). Its main competitors in its focus markets environmental technology, chemical engineering and materials and metallurgy are GEO2 TECHNOLOGIES INC, NGK INSULATORS INC and BEALL DOUGLAS MUNROE.

Patent filings per year

Chart showing NGK INSULATORS LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Takeuchi Yukihisa 1,004
#2 Nanataki Tsutomu 777
#3 Omori Makoto 578
#4 Miyairi Yukio 412
#5 Shibata Kazuyoshi 351
#6 Kawasaki Shinji 339
#7 Kondo Jungo 333
#8 Nakayama Tetsuya 328
#9 Yoshino Takashi 311
#10 Tanaka Mitsuhiro 309

Latest patents

Publication Filing date Title
WO2021070763A1 Electrode-embedded ceramic structure
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WO2021065902A1 Electrode embedded ceramic structure
WO2021065901A1 Electrode-embedded ceramic structure
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WO2021060105A1 Microparticle detection element and microparticle detector
US2021080421A1 Gas sensor
US2021094018A1 Composite oxide catalyst, porous composite, and method of producing composite oxide catalyst
WO2021060119A1 Air electrode/separator assembly and zinc-air secondary battery
US2021080424A1 Gas sensor
WO2021054323A1 Ceramic heater
WO2021054322A1 Electrostatic chuck heater
WO2021065355A1 Refractory material
DE102020005229A1 Gas sensor
US2021063369A1 Gas sensor and gas sensor operation control method
WO2021033709A1 Gas sensor