Inventor
TAJIMA YO
JP11 patents
⚠️ This page may combine multiple inventors who share the name “TAJIMA YO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NGK SPARK PLUG CO
8 patentsUS5286684AFeb 15, 1994
Aluminum oxide-based sintered object and process for producing the same
NGK SPARK PLUG CO8 citations73
US5114888AMay 19, 1992
Silicon nitride sintered body and method for producing same
NGK SPARK PLUG CO14 citations73
US5049531ASep 17, 1991
Silicon nitride sintered body
NGK SPARK PLUG CO10 citations73
US5032554AJul 16, 1991
Sintered silicon nitride products
NGK SPARK PLUG CO6 citations73
US5326733AJul 5, 1994
Silicon nitride sintered product excellent in wear resistance
NGK SPARK PLUG CO12 citations71
US5858899AJan 12, 1999
Aluminum oxide based sintered body
NGK SPARK PLUG CO4 citations62
US5527746AJun 18, 1996
Method for manufacturing an aluminum oxide sintered body
NGK SPARK PLUG CO4 citations62
US4880756ANov 14, 1989
Silicon nitride sintered product
NGK SPARK PLUG CO2 citations62