Inventor
ISAKA TSUTOMU
JP34 patents
⚠️ This page may combine multiple inventors who share the name “ISAKA TSUTOMU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TOYO BOSEKI
17 patentsUS4963418AOct 16, 1990
Thermo-shrinkable polyester type film and tube and processing method for preparing the tube
TOYO BOSEKI84 citations96
US4996291AFeb 26, 1991
Thermo-shrinkable polyester film
TOYO BOSEKI62 citations95
US4343852AAug 10, 1982
Composite film and packaging material of polypropylene base and surface polymer composition
TOYO BOSEKI74 citations95
US4230767AOct 28, 1980
Heat sealable laminated propylene polymer packaging material
TOYO BOSEKI230 citations95
US4956209ASep 11, 1990
Anti-fogging multilayered film and bag produced therefrom for packaging vegetables and fruits
TOYO BOSEKI50 citations94
US4876146AOct 24, 1989
Anti-fogging multilayered film and bag produced therefrom for packaging vegetables and fruits
TOYO BOSEKI72 citations94
US4717516AJan 5, 1988
Production of polyester shaped product
TOYO BOSEKI31 citations93
US4563316AJan 7, 1986
Production of polyolefin shaped product
TOYO BOSEKI28 citations93
US5985387ANov 16, 1999
Thermo-shrinkable polyester film
TOYO BOSEKI44 citations91
US4045515AAug 30, 1977
Film of good tear property on impact
TOYO BOSEKI43 citations91
US5932685AAug 3, 1999
Heat-shrinkable polyester films
TOYO BOSEKI31 citations90
US4070417AJan 24, 1978
Stretched polyester film from a polymer blend
TOYO BOSEKI28 citations81
US3952073AApr 20, 1976
Film having good tear property on impact comprising polypropylene and an ethylene polymer
TOYO BOSEKI28 citations81
US4264667AApr 28, 1981
Polyester film
TOYO BOSEKI22 citations79
US5922424AJul 13, 1999
Laminating film for metal, laminated metal sheet and metal container
TOYO BOSEKI7 citations73
US5658626AAug 19, 1997
Polyester film, laminated metal sheet and metal container
TOYO BOSEKI5 citations71
US5498454AMar 12, 1996
Polyester film, laminated metal sheet and metal container
TOYO BOSEKI8 citations71
MITSUBISHI PETROCHEMICAL CO
10 patentsUS4413066ANov 1, 1983
Crosslinkable polyethylene resin compositions
MITSUBISHI PETROCHEMICAL CO169 citations98
US5424339AJun 13, 1995
Method for producing an optical material having a high refractive index
MITSUBISHI PETROCHEMICAL CO108 citations97
US4351876ASep 28, 1982
Laminate films and sheets of crosslinked polyethylene resins
MITSUBISHI PETROCHEMICAL CO175 citations96
US4397981AAug 9, 1983
Ethylene polymer compositions that are flame retardant
MITSUBISHI PETROCHEMICAL CO114 citations95
US4446283AMay 1, 1984
Crosslinkable polyethylene resin composition
MITSUBISHI PETROCHEMICAL CO136 citations94
US4297310AOct 27, 1981
Process for producing electric conductors coated with crosslinked polyethylene resin
MITSUBISHI PETROCHEMICAL CO135 citations94
US4689369AAug 25, 1987
Silane-crosslinkable copolymer composition
MITSUBISHI PETROCHEMICAL CO35 citations92
US4983675AJan 8, 1991
Crosslinked molded product
MITSUBISHI PETROCHEMICAL CO19 citations81
US4778866AOct 18, 1988
Ethylene copolymer
MITSUBISHI PETROCHEMICAL CO9 citations72
US4802892AFeb 7, 1989
Fuel oil additive and fuel oil having improved flowability
MITSUBISHI PETROCHEMICAL CO8 citations71