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TDK CORP

Overview
  • Total Patents
    43,695
  • GoodIP Patent Rank
    166
  • Filing trend
    ⇧ 15.0%
About

TDK CORP has a total of 43,695 patent applications. It increased the IP activity by 15.0%. Its first patent ever was published in 1971. It filed its patents most often in Japan, United States and China. Its main competitors in its focus markets audio-visual technology, electrical machinery and energy and machines are NEOMAX CO LTD, TELEFUNKEN AG and SAMSUNG ELECTRIC MECH.

Patent filings per year

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

Top inventors

# Name Total Patents
#1 Togashi Masaaki 477
#2 Arai Michio 430
#3 Hirata Hideki 391
#4 Yoshinari Jiro 380
#5 Sato Akira 379
#6 Ikebe Masaru 378
#7 Nanba Noriyoshi 357
#8 Shimazawa Koji 344
#9 Sasaki Yoshitaka 336
#10 Sato Shigeki 334

Latest patents

Publication Filing date Title
US2021098040A1 Spin current magnetization rotational element, magnetoresistance effect element, and magnetic memory
US2021126185A1 Piezoelectric thin film device
US2021123990A1 Magnetic sensor and method of manufacturing such, and magnetic detection device and magnetic detection system
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WO2021070868A1 Laminated piezoelectric element
US2021104424A1 Load port apparatus and method of driving the same
US2021104658A1 Multilayer piezoelectric device
US2021125782A1 Ceramic electronic device
US2021125781A1 Ceramic electronic device
US2021098690A1 Magnetic domain wall movement element and magnetic recording array
JP2021005728A Gas purge nozzle and front purge unit
US2021107366A1 Wireless power transmission device and wireless power transmission system
WO2021066056A1 Soft magnetic alloy and magnetic component
US2021098164A1 Soft magnetic metal powder, dust core, and magnetic component
WO2021079698A1 All-solid-state battery
WO2021079700A1 All-solid-state battery
US2021123992A1 Magnetic sensor
US2021101732A1 Package and buffer tool
WO2021079697A1 Coil component and method for manufacturing same
US2021117315A1 Memory controller and flash memory system