Learn more

IBARAKI PREF GOV

Overview
  • Total Patents
    27
About

IBARAKI PREF GOV has a total of 27 patent applications. Its first patent ever was published in 1984. It filed its patents most often in Japan. Its main competitors in its focus markets materials and metallurgy are LIANGQIANG XIA, NUGYP CORP and UDACHKIN IGOR BORISOVICH.

Patent filings in countries

World map showing IBARAKI PREF GOVs patent filings in countries
# Country Total Patents
#1 Japan 27

Patent filings per year

Chart showing IBARAKI PREF GOVs patent filings per year from 1900 to 2020

Focus industries

Focus technologies

# Technology
#1 Building materials

Top inventors

# Name Total Patents
#1 Sagawa Katsuo 6
#2 Fujinuma Yoshio 4
#3 Hirano Satoshi 3
#4 Otaka Isao 3
#5 Ootaka Masahide 3
#6 Saito Shigeki 3
#7 Oshiro Yasuhiko 3
#8 Watanabe Takeshi 2
#9 Harasawa Hitoshi 2
#10 Nagayama Tadashi 2

Latest patents

Publication Filing date Title
JPH10248878A 4-wheel wheelchair body with riding step
JPH10248877A Drive unit for electric wheelchair and electric wheelchair
JPH10253545A Manufacture of through hole substrate and inspection method for through hole
JPH10248879A Electric wheelchair
JPH10253343A Method and apparatus for measuring shape of road surface
JPH10229375A Data transmitter
JPH10168766A Dyeing paste, transfer film and dyeing using the same
JPH10145909A Motor-driven vehicle controller and motor-driven vehicle
JPH10145852A Portable information transmitter
JPH10127177A Tomato cultivation device and cultivation method
JPH1040A Automatic watering for plant and installation
JPH09205992A Manufacture of rice cake
JPH09105618A Method and apparatus for inspection of defect on smooth surface of object as well as method and apparatus for measurement of roughness on surface of object
JPH0984577A Rhizoplane fungus having soil borne disease injury controlling ability for chinese cabbage and production of rhizoplane fungus and control of soil borne disease injury for chinese cabbage
JPH08239661A Soil conditioner and use thereof
JPH07267811A Agricultural and horticultural fungus preparation
JPH0760688A Eggsshell cutting device
JPH06279091A Pottery plate and its production
JPH06279143A Artificial lightweight aggregate and production thereof
JPH05243634A Method and apparatus for compensating temperature effect of magnetostrictive actuator