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CIRCLE TEKKO CO LTD

Overview
  • Total Patents
    19
About

CIRCLE TEKKO CO LTD has a total of 19 patent applications. Its first patent ever was published in 1976. It filed its patents most often in EPO (European Patent Office), United States and Australia. Its main competitors in its focus markets agriculture and machines are ITO YOSHIHIDE, ENERGY PERFORMANCE SYSTEMS INC and ROSENQVISTS MEK VERK.

Patent filings in countries

World map showing CIRCLE TEKKO CO LTDs patent filings in countries

Patent filings per year

Chart showing CIRCLE TEKKO CO LTDs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Agriculture
#2 Machines

Top inventors

# Name Total Patents
#1 Mikawa Isao 12
#2 Kaji Masayuki 11
#3 Shokaku Michihiro 9
#4 Yamamoto Nobuhiro 8
#5 Matsuda Makoto 4
#6 Karasawa Nobuyuki 2
#7 Kikuchi Noritoshi 2
#8 Watanabe Katsuhiro 2
#9 Watanabe Kazushi 1
#10 Ito Yasuaki 1

Latest patents

Publication Filing date Title
EP2039257A1 Agricultural product peeling apparatus