Learn more

TAMAGAWA SENI KOGYOSHO KK

Overview
  • Total Patents
    12
About

TAMAGAWA SENI KOGYOSHO KK has a total of 12 patent applications. Its first patent ever was published in 1984. It filed its patents most often in Japan. Its main competitors in its focus markets environmental technology and civil engineering are BMK CHEMIE PROJEKT TECHNOLOGIE, PT TREST ORGTEKHSTROJ and SUMIKON SERUTEKKU KK.

Patent filings in countries

World map showing TAMAGAWA SENI KOGYOSHO KKs patent filings in countries
# Country Total Patents
#1 Japan 12

Patent filings per year

Chart showing TAMAGAWA SENI KOGYOSHO KKs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Kurasawa Susumu 6
#2 Sekiguchi Masaaki 5
#3 Kobayashi Ikuo 3
#4 Onoe Toyomi 2
#5 Sekiguchi Takeo 2
#6 Shuto Kumiko 2
#7 Hojo Tateyoshi 2
#8 Kobayashi Hiroko 2
#9 Furukawa Toshihiko 2
#10 Sugano Yusuke 2

Latest patents

Publication Filing date Title
JP2009046910A Acoustic and light tight mat
JP2003073963A Flame-retardant felt prevented from developing through hole due to heat shrinkage
JP2003000523A Mule washing and drying device
JP2002225189A Felt/rubber laminate structure capable of being easily separated and classified for recovery
JP2001198073A Slipper dryer
JP2000112482A Sound absorbing sheet and sound absorbing sheet laminate
JP2000020070A Sound absorbing sheet
JPH1066993A Purifying and treating method of sewage
JPH0952096A Aeration tank for purifying treatment of sewage
JPH0274652A Laminated felt
JPS6440894A New sound absorbing material
JPS6136531A Sound insulating plate member