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CHIYODA GIKEN KOGYO KK

Overview
  • Total Patents
    111
About

CHIYODA GIKEN KOGYO KK has a total of 111 patent applications. Its first patent ever was published in 1975. It filed its patents most often in Japan and Republic of Korea. Its main competitors in its focus markets machines, civil engineering and chemical engineering are TAKAMIZAWA KK, GUODING NANTONG CONCRETE PILE CO LTD and HORIUCHI TAKEAKI.

Patent filings in countries

World map showing CHIYODA GIKEN KOGYO KKs patent filings in countries
# Country Total Patents
#1 Japan 110
#2 Republic of Korea 1

Patent filings per year

Chart showing CHIYODA GIKEN KOGYO KKs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Suzuki Hisaaki 23
#2 Yamashita Kenichi 9
#3 Sakai Nobuo 7
#4 Iwama Eiji 7
#5 Kuwana Masami 7
#6 Nakatani Toshiaki 7
#7 Hatanaka Takateru 6
#8 Arikawa Kanshiyou 6
#9 Suemitsu Tadao 5
#10 Sonezaki Hiroshi 5

Latest patents

Publication Filing date Title
JPH03158206A Method and device for feeding material in manufacturing equipment for concrete product
JPS62259803A Manufacture of concrete product having buffer layer
JPS62198405A Laminate molding method of composite concrete product
JPS62167004A Bubble removing device for concrete product
JPS6122904A Manufacture of roughened-surface concrete product
JPS6189008A Instantaneous mold-release type concrete product molding equipment
JPS6183003A Hollow concrete product molding formwork
JPS6166608A Method of installing formwork and press mold in instantaneous mold release type concrete product molding machine
JPS6122906A Instantaneous mold-release type concrete product molding equipment
JPS6114315A Revetment block and constructing method thereof
JPS615173A Variable vibration apparatus
JPS613707A Method of molding self-supporting concrete block and moldingformwork
JPS60250910A Method and device for manufacturing composite concrete product
JPS60212302A Surface pallet peeling method and peeling device for concrete block
JPS60201904A Method of molding concrete product by ready-made concrete
JPS60176980A Manufacture of rough surface concrete product and surface treatment device
JPS60173223A Construction of concrete wall
JPS60137607A Manufacture of rough-surface concrete product
JPS60122110A Instantaneous mold-release formwork for molding concrete product
JPS60106522A Vacuum oscillation mixer