Learn more

HIRAOKA SHOKUSEN

Overview
  • Total Patents
    134
About

HIRAOKA SHOKUSEN has a total of 134 patent applications. Its first patent ever was published in 1975. It filed its patents most often in Japan. Its main competitors in its focus markets machines, civil engineering and audio-visual technology are TAKAOKA SEIKO CO LTD, GREINER EXTRUSIONSTECHNIK GMBH and EXTRUSION DIES INC.

Patent filings in countries

World map showing HIRAOKA SHOKUSENs patent filings in countries
# Country Total Patents
#1 Japan 134

Patent filings per year

Chart showing HIRAOKA SHOKUSENs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Oohayashi Tsutomu 122
#2 Hiraoka Hidemoto 84
#3 Umezawa Toshio 17
#4 Hayashi Noriyuki 16
#5 Masubuchi Yuusaku 14
#6 Kusuda Masanobu 10
#7 Ino Kazuhide 9
#8 Endou Mitsuo 8
#9 Nakai Shinzou 7
#10 Imoto Manabu 6

Latest patents

Publication Filing date Title
JPS6120739A Waterproof sheet which can be heat-sealed and sewn and manufacture thereof
JPS6119865A Weaving of water-proof sheet
JPS619441A Surface modification of polyvinyl chloride resin molding
JPS60260333A Heat-seal sewing-able waterproof sheet and sewing method thereof
JPS60252781A Waterproof sheet capable of being sewed by hot melting and method of sewing
JPS60244546A Incombustible sheet material
JPS60126386A Non-permeable hygroscopic and water-vapor releasing waterproof sheet
JPS60116437A Electrical and electromagnetic trouble preventive flexible sheet
JPS60110440A Non-air-permeable hygroscopic and moisture-dissipating waterproof sheet
JPS6099217A Floor carpet for heating floor
JPS6058839A Flexible sheet
JPS6052675A Humidity absorbing and release water-proof sheet
JPS6044343A Flexible sheet
JPS6038153A Manufacture of laminate
JPS59209317A Electric shock accident preventing carpet
JPS59192559A Flexible sheet
JPS59165653A Flexible laminate
JPS59156744A Flexible laminate
JPS59150743A Resin laminate of excellent flexion resistance
JPS59146847A Acrylic resin laminate of excellent flexion resistance