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SAKAE RINGYO KK

Overview
  • Total Patents
    16
About

SAKAE RINGYO KK has a total of 16 patent applications. Its first patent ever was published in 1985. It filed its patents most often in United States, Japan and EPO (European Patent Office). Its main competitors in its focus markets transport, machines and mechanical elements are SCHWINN FRANK W, KALLOY IND CO LTD and HALS CATO.

Patent filings in countries

World map showing SAKAE RINGYO KKs patent filings in countries
# Country Total Patents
#1 United States 8
#2 Japan 7
#3 EPO (European Patent Office) 1

Patent filings per year

Chart showing SAKAE RINGYO KKs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Nagashima Satoshi 5
#2 Chonan Yoshiya 4
#3 Nakamura Fujio 3
#4 Hirose Shinichiro 2
#5 Akamatsu Mikizo 1
#6 Kiyota Hiromichi 1
#7 Akamatsu Kanzo 1

Latest patents

Publication Filing date Title
JPH0558378A Gear shifting device for bicycle
US5096215A Fork end of a bicycle
US4915404A Frame for a bicycle
US4887828A Fixing structure of fork stem and fork shoulder
US4917397A Structure for threading a cable through a bicycle frame
US5052848A Tube fixing structure of a bicycle
US4768998A Belt driving apparatus for bicycle
JPS63199190A Method of joining gear for bicycle and crank
JPS63134394A Belt drive for bicycle
JPS6357391A Belt drive for bicycle
JPS62216887A Brake gear for bicycle
JPS62157879A Brake gear for bicycle
JPS62116378A Handle section for bicycle
US4642075A Multiple sprocket wheel