Inventor
HIRAI TAKAAKI
JP18 patents
⚠️ This page may combine multiple inventors who share the name “HIRAI TAKAAKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SEKISUI PLASTICS
13 patentsUS5000991AMar 19, 1991
Process for producing polyester resin foam and polyester resin foam sheet
SEKISUI PLASTICS115 citations95
US5134028AJul 28, 1992
Thermoplastic polyester series resin foamed material and production process thereof
SEKISUI PLASTICS33 citations91
US5128383AJul 7, 1992
Process of producing thermoplastic polyester series resin foamed material
SEKISUI PLASTICS34 citations91
US6537404B1Mar 25, 2003
Continuous manufacturing method and manufacturing apparatus of thermoplastic polyester resin foam
SEKISUI PLASTICS22 citations90
US5958164ASep 28, 1999
Method of manufacturing thermoplastic polyester resin foam by extrusion
SEKISUI PLASTICS27 citations90
US5110844AMay 5, 1992
Leather-like thermoplastic polyester series resin sheet and process for production of the same
SEKISUI PLASTICS34 citations90
US6527993B1Mar 4, 2003
Method for producing foamed-in-mold product of aromatic polyester based resin
SEKISUI PLASTICS15 citations81
US5234640AAug 10, 1993
Process of producing thermoplastic polyester series resin foamed
SEKISUI PLASTICS17 citations81
US6254977B1Jul 3, 2001
High molecular weight thermoplastic polyester resin foam
SEKISUI PLASTICS6 citations71
US5405563AApr 11, 1995
Process for producing leather-like thermoplastic polyester series resin sheet
SEKISUI PLASTICS8 citations71
US5389319AFeb 14, 1995
Process for producing thermoplastic polyester series resin foamed material
SEKISUI PLASTICS9 citations71
US5332620AJul 26, 1994
Thermoplastic polyester series resin foamed material and production process thereof
SEKISUI PLASTICS11 citations71
US8372512B2Feb 12, 2013
Polylactic acid-based resin foamed particles for in-mold foam-molding and method for producing the same, as well as method for producing polylactic acid-based resin foam-molded article
SEKISUI PLASTICS4 citations55