Learn more

OKAMOTO HIDEJI

Overview
  • Total Patents
    29
About

OKAMOTO HIDEJI has a total of 29 patent applications. Its first patent ever was published in 1975. It filed its patents most often in Japan. Its main competitors in its focus markets chemical engineering are TOSHOKU KK, IR NI I K I KHIM MASH and SUZHOU ZHENGYECHANG INTELLIGENT TECHNOLOGY CO LTD.

Patent filings in countries

World map showing OKAMOTO HIDEJIs patent filings in countries
# Country Total Patents
#1 Japan 29

Patent filings per year

Chart showing OKAMOTO HIDEJIs patent filings per year from 1900 to 2020

Focus industries

Focus technologies

Top inventors

# Name Total Patents
#1 Okamoto Hideji 29
#2 Okamoto Tadahiro 24

Latest patents

Publication Filing date Title
JP2006154920A Automatic fire alarm
JP2005261277A Apparatus for producing noodle using rice as main raw material
JP2003144888A Agitation apparatus
JP2002315526A Method for producing noodle made of nonglutinous rice as main raw material
JP2001351456A Device for turning off instrument when going out
JP2000342384A Chair utilizing pillar
JPH11353585A Traffic signal capable of showing passage of time
JPH11105981A Capacity variation device
JPH10340760A Current cut-off outlet in emergency
JPH09326277A Receptacle strip to extract plug in emergency
JPH09262257A Room wheelchair
JPH09112725A Valve for gas
JPH08260458A Foundation pile
JPH0866452A Bathtub served as bed sheet
JPH07308345A Wheel chair with moving path for user
JPH07194668A Nursing appliance for use in bathtub
JPH0417790A Vane pump
JPH0284961A Mobile bed for escape
JPH01117191A Automatic elevating stair
JPS6264650A Passenger protecting device for traffic facilities