申请人 |
NGK SPARK PLUG CO., LTD., NAGOYA, AICHI, JP |
发明人 |
KOJIMA, TAKAO, C/O NGK SPARK PLUG CO. LTD., NAGOYA-SHI, AICHI, JP;OHTAKE, YOSHIYUKI, C/O NGK SPARK PLUG CO. LTD., NAGOYA-SHI, AICHI, JP;SUGAYA, SATOSHI, C/O NGK SPARK PLUG CO. LTD, NAGOYA-SHI, AICHI, JP |