Inventor
OGINO KEIJI
JP5 patents
⚠️ This page may combine multiple inventors who share the name “OGINO KEIJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD
4 patentsUS6500584B1Dec 31, 2002
Manganese dry batteries
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD2 citations58
US6228530B1May 8, 2001
Dry cell and method of manufacturing outer metal jacket thereof
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD4 citations57
US7410721B2Aug 12, 2008
Positive electrode current collector and manganese dry battery using the same
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD0 citations48
US7169507B2Jan 30, 2007
Manganese dry battery
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD1 citations48