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WATANABE TSUTOMU

Overview
  • Total Patents
    20
  • GoodIP Patent Rank
    237,316
About

WATANABE TSUTOMU has a total of 20 patent applications. Its first patent ever was published in 1975. It filed its patents most often in Japan, Canada and United States. Its main competitors in its focus markets medical technology, furniture and games and optics are DAEYANG ENC CO LTD, PREC OPTICS CORP INC and ZHENJIANG XINTIAN MEDICAL DEVICES CO LTD.

Patent filings in countries

World map showing WATANABE TSUTOMUs patent filings in countries
# Country Total Patents
#1 Japan 14
#2 Canada 3
#3 United States 2
#4 United Kingdom 1

Patent filings per year

Chart showing WATANABE TSUTOMUs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Watanabe Tsutomu 20
#2 Mizuguchi Yonetaka 1
#3 Mizuno Shunichi 1
#4 Saito Kazuhito 1
#5 Sankawa Izumi 1
#6 Utsumi Masao 1
#7 Hamaura Takashi 1
#8 Kageyama Tomomi 1
#9 Ozawa Kazumasa 1

Latest patents

Publication Filing date Title
JP2016023459A Control device for upper surface level
JP2010166010A Converging closed space three-dimensional solar cell
JP2005048510A Control implement for upper surface level of house foundation
JPH10171356A Pamphlet, pamphlet form, and form temporary binder
JPH07239991A Responding device for caring aged person
JPH07234965A Cup takeout door for automatic vending machine for beverage
CA2101825A1 Ultrasonic apparatus for health and beauty
JPH06306825A Emergency noticing system for superhighway
JPH06124066A Large-sized segment display unit
JPH03144798A Navigation system for vehicle
CA1315815C Multi-level crossing maze toy
US4861036A Multi-level crossing maze toy
JPS63176733A Independent drive wheel vehicle
JPS5618584A Tobacco pipe
JPS5298854A Rotary apparatus with induction mechanism
JPS5278575A Tobacco pipe
JPS51112675A Furniture with pulling and rotaring unit