Inventor
OZAKI SEI
JP7 patents
⚠️ This page may combine multiple inventors who share the name “OZAKI SEI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NGK INSULATORS LTD
6 patentsUS4687433AAug 18, 1987
Die for extruding ceramic honeycomb structural bodies
NGK INSULATORS LTD32 citations92
US4653996AMar 31, 1987
Die for extruding honeycomb structural body
NGK INSULATORS LTD21 citations81
US4883420ANov 28, 1989
Die for extruding honeycomb structural bodies
NGK INSULATORS LTD16 citations73
US4780075AOct 25, 1988
Dies for extrusion-shaping ceramic honeycomb structural bodies
NGK INSULATORS LTD8 citations73
US4278412AJul 14, 1981
Extrusion die assembly for forming honeycomb structures
NGK INSULATORS LTD18 citations72
US4707904ANov 24, 1987
Method of manufacturing a die for extruding honeycomb body
NGK INSULATORS LTD2 citations62