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RYOWA & CO LTD

Overview
  • Total Patents
    14
  • GoodIP Patent Rank
    236,108
About

RYOWA & CO LTD has a total of 14 patent applications. Its first patent ever was published in 1973. It filed its patents most often in United States, Germany and EPO (European Patent Office). Its main competitors in its focus markets machine tools, machines and foods and drinks are KINKI KNIVES IND LTD, RYOWA KK and VICTOR SLICING SYST.

Patent filings per year

Chart showing RYOWA & CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Imaura Hiroshi 3
#2 Iwanami Keiichi 2
#3 Wada Kimio 2
#4 Terai Masao 2
#5 Nishimoto Yoshitaka 2
#6 Tanaka Hiroyumi 1
#7 Tsuda Takafumi 1
#8 Wada Yukio 1

Latest patents

Publication Filing date Title
WO2021054478A1 Quality determination system, server and program
WO03002786A1 Electroplating method and printed wiring board manufacturing method
DE3702795A1 BAND SAWING MACHINE
US3858591A Hair-piece for a hair wig having an all directional contractility and its processing method for the same