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DAIWA SPINNING CO LTD

Overview
  • Total Patents
    806
About

DAIWA SPINNING CO LTD has a total of 806 patent applications. Its first patent ever was published in 1957. It filed its patents most often in Japan, United States and Germany. Its main competitors in its focus markets textiles and paper, environmental technology and packaging and shipping are KANAI JUYO KOGYO KK, TWEEDALES & SMALLEY LTD and WEST POINT MFG CO.

Patent filings per year

Chart showing DAIWA SPINNING CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Takai Yosuke 84
#2 Makihara Hiroko 46
#3 Yamamoto Hiroyuki 45
#4 Yamashita Kenji 38
#5 Kawanaka Akihiko 38
#6 Usui Yoshiharu 31
#7 Okaya Hiroshi 28
#8 Kamisasa Toshio 26
#9 Otaguro Makoto 26
#10 Shigeta Kiminori 24

Latest patents

Publication Filing date Title
JP2009150039A Ultrafine composite fiber, ultrafine fiber, method for producing the same, and fiber structure
JP2009121014A Laminated nonwoven fabric and method for production of the same
WO2009011346A1 Heat-bondable composite fiber, process for producing the same, and fibrous mass
JP2008179939A Crimped conjugated fiber, method for production thereof, and nonwoven fabric using the crimped conjugated fiber
JP2009167572A Antioxidant fabric, clothing, and bedding, and method for producing them
JP2009155782A Liquid sucking sheet and method for producing the same
JP2008081923A Dryer canvas for papermaking
JP2009119364A Filter medium and cartridge filter
JP2009112887A Filter medium, its manufacturing method, and cartridge filter
JP2009097118A Conjugate fiber, method for producing the same and fibrous structural material by using the same
JP2008179931A Charcoal-containing fiber and method for producing the same
JP2009091689A Fiber, nonwoven fabric, battery separator using the nonwoven fabric, and battery and ion exchange filter
JP2009084736A Method for producing polycarbonate fiber
JP2009084737A Polycarbonate split type conjugate fiber, fiber aggregate and nonwoven fabric using the same
JP2009013544A Bulky nonwoven fabric and method for producing the same
JP2009005724A Hollow rubber ball
JP2009001969A Material laid under roof and roof structure
JP2008302619A Laminated non-woven fabric and its production method
JP2008285433A Cosmetic-impregnated skin-covering sheet and method for producing the same
JP2008285779A Rayon fiber and method for producing the same