Inventor
DOI KOUICHI
5 patents
⚠️ This page may combine multiple inventors who share the name “DOI KOUICHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CROWN CORK JAPAN
4 patentsUS5060818AOct 29, 1991
Heat-resistant liner-provided vessel closure and process for preparation thereof
CROWN CORK JAPAN53 citations95
US4880127ANov 14, 1989
Composite vessel lid
CROWN CORK JAPAN51 citations90
US4157143AJun 5, 1979
Sales promoting-purpose bottle closure
CROWN CORK JAPAN27 citations79
US5289931AMar 1, 1994
Pilfer-proof synthetic resin cap
CROWN CORK JAPAN2 citations60