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SANKIN ENG

Overview
  • Total Patents
    42
About

SANKIN ENG has a total of 42 patent applications. Its first patent ever was published in 1974. It filed its patents most often in Japan and Republic of Korea. Its main competitors in its focus markets environmental technology, mechanical elements and civil engineering are TIANJIN AGRICULTURAL COLLEGE, WUHAN KAIDI ELECTRIC POWER ENVIRONMENTAL CO LTD and GUIYANG AL MG ENG DES & RES.

Patent filings in countries

World map showing SANKIN ENGs patent filings in countries
# Country Total Patents
#1 Japan 41
#2 Republic of Korea 1

Patent filings per year

Chart showing SANKIN ENGs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Fujita Toshichika 15
#2 Furusawa Shigeru 10
#3 Yamamichi Masashige 8
#4 Kumashiro Michita 6
#5 Nakajima Yoshitaka 5
#6 Kobayashi Kuniyoshi 2
#7 Wakabayashi Koji 2
#8 Yamazaki Sakuzo 2
#9 Adachi Kaoru 2
#10 Kimura Takashi 1

Latest patents

Publication Filing date Title
JP2004036224A Flexible sleeve for through hole formation of concrete construction
JP2000127084A Pipe cutter and pipe placing table for pipe cutter
JP2000127087A Pipe cutter
JP2000127086A Pipe cutter
JP2000127132A Implement for forming through hole of reinforced concrete structure, its core and method for forming through hole
JPH11226897A Pipe cutter
JPH1146597A Ventilation apparatus in agricultural greenhouse
JPH1146595A Conduit material for greenhouse and engaging tool for pressing ribbon
JPH10159347A Chip receiving tool
JPH10313958A Storage case powder and granular material
JPH10280809A Double-sliding door interlocking device and housingshed
JPH10280790A Sliding door interlocking device and storage chamber
JPH10184026A Temporary clogging member for pipe insertion hole in concrete frame body
JPH10160053A Sheet for pipe inserting hole
JPH108756A Pallet for multistory parking device
JPH09221925A Storage
JPH09217547A Shaft connecting metal fitting
JPH09217446A Wall surface structure of building
JPH09132966A Safety device of multistory parking machine
JPH09132965A Chain winding-in prevention device in chain winding type car parking machine