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KARIYA TOKUJI

Overview
  • Total Patents
    21
About

KARIYA TOKUJI has a total of 21 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 engines, pumps and turbines are SANDEN HUAYU AUTOMOTIVE AIR-CONDITIONING CO LTD, YANCHENG ZHONGDE JINBO ELECTROMECHANICAL CO LTD and CASAPPA SPA.

Patent filings in countries

World map showing KARIYA TOKUJIs patent filings in countries
# Country Total Patents
#1 Japan 21

Patent filings per year

Chart showing KARIYA TOKUJIs patent filings per year from 1900 to 2020

Focus industries

Focus technologies

# Technology
#1 Rotary-pistons
#2 Pumps

Top inventors

# Name Total Patents
#1 Kariya Tokuji 21

Latest patents

Publication Filing date Title
JPS58148289A Diaphragm pump
JPS5891390A Vacuum machine
JPS5710792A Rotary compressor
JPS578385A Ring swinging-type liquid ejection pump
JPS5631562A Control valve
JPS55152966A Flow rate control valve
JPS55129668A Switching control valve
JPS55112460A Flow control valve
JPS5549804A Electromagnetic reciprocating machine
JPS5519951A Electromagnetic reciprocal pump
JPS5517654A Electromagnetic piston pump
JPS551452A Electromagnetic air pump
JPS53115908A Profile of clover type root rotor
JPS5389007A Rotary pump with flexible blades
JPS5387005A Rotary pump with flexible blades
JPS52156411A Vane type rotary compressors
JPS52149612A Vane type rotary compressors
JPS52145805A Air pumps with flexible vanes
JPS52140908A Rotary air compressors with flexible vanes
JPS52133450A Bearing device