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TOKYO DENKI DAIGAKU

Overview
  • Total Patents
    21
About

TOKYO DENKI DAIGAKU has a total of 21 patent applications. Its first patent ever was published in 1974. It filed its patents most often in Japan. Its main competitors in its focus markets semiconductors, electrical machinery and energy and basic communication technologies are JIN JUN-DE, KOSTEC SYS CO LTD and LEBBY MICHAEL.

Patent filings in countries

World map showing TOKYO DENKI DAIGAKUs patent filings in countries
# Country Total Patents
#1 Japan 21

Patent filings per year

Chart showing TOKYO DENKI DAIGAKUs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Yamamoto Motokazu 5
#2 Kawada Tsutomu 4
#3 Yamana Masao 4
#4 Kobayashi Yasumasa 3
#5 Kawase Hiromi 3
#6 Honma Kazuaki 2
#7 Fukami Toyoji 2
#8 Aono Tomoyoshi 2
#9 Ebara Kouji 2
#10 Abe Youichi 2

Latest patents

Publication Filing date Title
JPS6115311A Reactor provided with function of current detection
JPS60128686A Hollow cathode type metallic-ion laser
JPS6062480A Industrial robot
JPS5989406A Manufacture of high-photoconductivity amorphous silicon thin film
JPS5979623A Straight phase filter for removing components of very low frequency and power supply frequency and its high harmonic component
JPS58106876A Photoelectric transducer
JPS5780729A Annealing device for semiconductor
JPS5635693A Apparatus for preventing transient rectification spark of dc machine
JPS54134972A Diode discharge tube having metal mesh anode
JPS5394792A Metallic ion laser
JPS5342574A Stimulus operating semiconductor device
JPS5320945A Twoocolor display unit
JPS52145381A Fluorescent materials
JPS52110051A Recording apparatus
JPS5247294A Sail capable of increasing propelling force
JPS5235182A Memory display device
JPS51140892A Displaying element
JPS51114090A Metal-oxide membrane-semiconductor voltage senser element