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TSUTSUNAKA PLASTIC KOGYO

Overview
  • Total Patents
    582
About

TSUTSUNAKA PLASTIC KOGYO has a total of 582 patent applications. Its first patent ever was published in 1974. It filed its patents most often in Japan, United States and EPO (European Patent Office). Its main competitors in its focus markets machines, environmental technology and materials and metallurgy are UNDERGROUND SOLUTIONS TECHNOLOGIES GROUP INC, EPL COMPOSITE SOLUTIONS LTD and IND THERMO POLYMERS LTD.

Patent filings per year

Chart showing TSUTSUNAKA PLASTIC KOGYOs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Ami Hideyuki 37
#2 Sera Masaya 37
#3 Kadota Yasuhiro 27
#4 Tsuda Akihiko 22
#5 Nawata Shinichi 22
#6 Kakinuma Atsushi 19
#7 Sakayama Kazuhisa 19
#8 Ijuin Makoto 18
#9 Fujimoto Takahiro 18
#10 Ishimaru Shinichi 17

Latest patents

Publication Filing date Title
JP2007284485A Ultraviolet ray-curing type coating
JP2007262167A Vinyl chloride resin composition
JP2007256544A Polarizing plate for lens
JP2007250293A Diffusing plate for direct-type backlight made of synthetic resin
JP2007248675A Substrate for plastic fresnel lens
JP2007240907A Polarizing lens
JP2007210138A Polycarbonate resin molding
JP2007163570A Polarizing plate for lens
JP2007154462A Fixture for heat insulating waterproof construction, and its construction method
JP2007125836A Polylactic acid resin laminated body
JP2007119613A Transparent resin sheet
JP2007105965A Resin sheet with geometrical pattern formed
JP2007091775A Vinyl chloride-based resin composition
JP2007093649A Polarizing lens
JP2007084655A Polycarbonate resin molded product
JP2007070877A Construction method of waterproofing sheet in corner section of building
JP2007067131A Waterproof material integrated with solar cell and construction method thereof
JP2007063750A Water-proof sheet fixing structure as well as fixing plate and fixture to be used for the same
JP2007030393A Metallic tone decorated sheet
JP2007021819A Light accumulating synthetic resin sheet