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SHOWA ALUMINIUM CO LTD

Overview
  • Total Patents
    844
About

SHOWA ALUMINIUM CO LTD has a total of 844 patent applications. Its first patent ever was published in 1966. It filed its patents most often in Japan, United States and EPO (European Patent Office). Its main competitors in its focus markets thermal processes, machine tools and environmental technology are SCHOLL DR ING GUNTER, SHOWA ALUMINUM CORP and SAVARD GILLES.

Patent filings in countries

World map showing SHOWA ALUMINIUM CO LTDs patent filings in countries

Patent filings per year

Chart showing SHOWA ALUMINIUM CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Arai Kouzou 80
#2 Isoyama Eizou 48
#3 Suzuki Katsuhisa 39
#4 Sasaki Hironaka 36
#5 Kanai Tomiyoshi 33
#6 Sakaguchi Masashi 30
#7 Uchiyama Toshimitsu 28
#8 Nishizaki Takeshi 28
#9 Hoshino Ryoichi 28
#10 Suzuki Muneo 27

Latest patents

Publication Filing date Title
US5482112A Condenser
US5244144A Method for brazing aluminum materials
KR960005867B1 The attaching structure of side board for a vehicle
US5243842A Method of making a brazeable metal pipe having tube-insertion apertures formed with guide lugs
CN1063178A Aluminum foil as electrolytic condenser electrodes
CA1324602C Condenser
EP0490574A1 Aluminum foil as electrolytic condenser electrodes
EP0480628A1 Heat exchanger
CA1334627C Condenser
US5186250A Tube for heat exchangers and a method for manufacturing the tube
JPH04288491A Metallic heat exchanger
EP0414447A1 Method for soldering aluminium materials
CA2001140A1 Brazeable aluminum alloy sheet and process of making same
AU4029189A A process for producing brazeable pipes and a process for producing heat exchangers using the brazeable pipes
JPH0360862A Brazing method for metal materials
DE3917173A1 Process for the production of a heat exchanger collector
EP0448183A2 A condenser
US5048602A Heat exchangers
EP0351938A2 An aluminum heat exchanger
KR930006297B1 Aluminium alloys for painting the fluorine resin