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HAYAKAWA YOSHIMI

Overview
  • Total Patents
    18
About

HAYAKAWA YOSHIMI has a total of 18 patent applications. Its first patent ever was published in 1974. It filed its patents most often in Japan. Its main competitors in its focus markets environmental technology are TIANJIN YELONGGANG AQUACULTURE TECH DEV CO LTD, YANGZHOU DADA FEED CO LTD and SEIWA:KK.

Patent filings in countries

World map showing HAYAKAWA YOSHIMIs patent filings in countries
# Country Total Patents
#1 Japan 18

Patent filings per year

Chart showing HAYAKAWA YOSHIMIs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Hayakawa Yoshimi 18

Latest patents

Publication Filing date Title
JP2005052082A Vinyl greenhouse
JP2002000087A Plastic sheet winder for greenhouse
JP2000300086A Tool for winding roof sheet or the like
JPH10113074A Winding method and winding structure for vinyl sheet for greenhouse
JPH09238988A Apparatus for transferring human body
JPH08214710A Spreading of roofing sheet in plastic greenhouse and auxiliary implement therefor
JPH07289595A Device for transferring human body
JPH0681518A Sheeting structure of roof
JPH0542183A Human body transfer device
JPH03218755A Human body transfer device
JPH0353820A Vinyl film pressing material in vinyl greenhouse and structure for pressing vinyl film
JPH0265731A Prop of upper roof in greenhouse and supporting structure of upper roof
JPS62296820A Vinyl house
JPS62264279A Sheet stretching structure of roof
JPS6138077A Roof sheet developing and tensioning method and structure
JPS58158112A Method and apparatus for winding up and unwinding sheet in greenhouse
JPS5794227A Trough material
JPS515444A Hokookotonisuru futatsunobuzaio renketsusuruhoho oyobi renketsugu