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OSAKA TRANSFORMER CO LTD

Overview
  • Total Patents
    562
About

OSAKA TRANSFORMER CO LTD has a total of 562 patent applications. Its first patent ever was published in 1962. It filed its patents most often in Japan, United States and Germany. Its main competitors in its focus markets machine tools, electrical machinery and energy and control are GLENN PACIFIC CORP, ARCOS GES FUER SCHWEISSTECHNIK and LINCOLN ELECTRIC COMPANY LTD.

Patent filings in countries

World map showing OSAKA TRANSFORMER CO LTDs patent filings in countries

Patent filings per year

Chart showing OSAKA TRANSFORMER CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Yamamoto Hideyuki 52
#2 Nagasaka Moritoshi 50
#3 Nozawa Masahiko 44
#4 Okada Akiyuki 41
#5 Terayama Kikuo 30
#6 Okada Kouji 25
#7 Takemoto Asaki 23
#8 Gotou Hisao 22
#9 Mori Yuuzaburou 22
#10 Murakami Etsuzou 19

Latest patents

Publication Filing date Title
JPS60189910A Iron core for stationary electric equipment
JPS60189923A Manufacturing device for photovoltaic element
JPS60161687A Discharge starting method for high-output laser oscillator
JPS60158915A Roll die device
JPS60147114A Manufacturing device for photovoltaic element
JPS60141373A Welding torch
JPS60127078A Control device for welding machine
JPS60102277A Power source for arc working
JPS60101979A Photovoltaic element
JPS60101908A Winding method of coil for electric apparatus
JPS6097611A Manufacture of electric apparatus case
JPS5976657A Precision casting device
JPS6066409A Iron core for stationary electric apparatus
JPS6064771A Control device for welding machine
JPS6064770A Welding device
JPS6064764A Ac arc welding machine
JPS6064766A Control device for arc welding
JPS6061175A Ac arc welding machine
JPS6061806A Teaching device of industrial robot
JPS6061807A Controller of industrial robot