Inventor
TAKATA YUKIO
JP10 patents
⚠️ This page may combine multiple inventors who share the name “TAKATA YUKIO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
IDEMITSU PETROCHEMICAL CO
9 patentsUS5178293AJan 12, 1993
Easily-openable packaging container
IDEMITSU PETROCHEMICAL CO88 citations96
US5092469AMar 3, 1992
Easily-openable packaging container
IDEMITSU PETROCHEMICAL CO48 citations95
US4913307AApr 3, 1990
Easily openable packaging container and method for producing the same
IDEMITSU PETROCHEMICAL CO112 citations95
US5334272AAug 2, 1994
Method for producing an easily openable container
IDEMITSU PETROCHEMICAL CO24 citations92
US5319910AJun 14, 1994
Easily-openable packaging container
IDEMITSU PETROCHEMICAL CO26 citations92
US5167339ADec 1, 1992
Easily openable container and method of producing the same
IDEMITSU PETROCHEMICAL CO36 citations92
US4905838AMar 6, 1990
Easily-openable packaging container having notched inner surface layer
IDEMITSU PETROCHEMICAL CO44 citations92
US4801041AJan 31, 1989
Easily-openable packaging container and lid for the same
IDEMITSU PETROCHEMICAL CO50 citations92
US5141126AAug 25, 1992
Container and method of and apparatus for notching the same
IDEMITSU PETROCHEMICAL CO17 citations73