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OSAKA DAIGAKUCHIYOU

Overview
  • Total Patents
    29
About

OSAKA DAIGAKUCHIYOU has a total of 29 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 electrical machinery and energy, basic communication technologies and optics are SYFT TECHNOLOGIES LTD, EISLER ELECTRIC CORP and MOORE ELECTRICAL CO.

Patent filings in countries

World map showing OSAKA DAIGAKUCHIYOUs patent filings in countries
# Country Total Patents
#1 Japan 29

Patent filings per year

Chart showing OSAKA DAIGAKUCHIYOUs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Sonozu Kenkichi 4
#2 Sakurai Takeshi 4
#3 Hagiwara Nobue 4
#4 Takahashi Shigetoshi 4
#5 Matsuo Takekiyo 3
#6 Okamoto Yoshiki 3
#7 Matsuda Hisashi 3
#8 Matsuo Yukindo 3
#9 Chiyou Yoshio 2
#10 Matsuo Yukito 2

Latest patents

Publication Filing date Title
JPS56152289A Stripe type semiconductor laser with gate electrode
JPS56146076A Wave energy conversion apparatus
JPS56133334A Nad+-polyethylene glycol derivative
JPS56134466A Flush lamp
JPS56129228A New poly(trans-platinum group element acetylide) and its manufacture by ligand exchange method
JPS56129227A New low-polymeric poly(trans-platinum group element acetylide) having polar functional group at its terminal and its manufacture
JPS56125669A Analytical method for peptide mixture using fd mass spectrometer
JPS56118383A Glass laser amplifying device with trigger element
JPS56118092A Novel poly trans-platinum group element acetylide having low polymerization degree and containing terminal polar functional group, and its preparation
JPS56116724A Novel low-polymeric poly(trans-platinum group element acetylide) and preparation of the same
JPS55124727A Dealkylation of ester, ether or acetal
JPS55115248A Sample deformer for electron microscope
JPS5525942A Semiconductor emitter for ion source
JPS5525943A Ion source device
JPS5523661A Thin film magnetic substance multi-layer magnetic static wave delay element different in saturated magnetization
JPS554343A Synthesis of trimethyl silyl ester
JPS5455458A Light modulator
JPS5452018A Manufacture of tertiary amines
JPS5333955A Hot steel forging lubricant
JPS5412364A Synthesizing of 11 alkoxycarbonyll22 dialkoxyphosphynylaziridine