Inventor · disambiguated record
Takao Kawatsu
Also filed as: KAWATSU TAKAO
2 granted patents·123 citations·filing 1997–1999
69Inventor score
Files withMITSUBISHI HEAVY IND LTD2
Top patents by PatentIndex Score
2 records- 0183US6021639ABlack smoke eliminating device for internal combustion engine and exhaust gas cleaning system including the deviceMITSUBISHI HEAVY IND LTD·Filed 1997·Granted Feb 8, 2000·75 cites·9 claims
- 0279US6023930ABlack smoke eliminating device for internal combustion engine and exhaust gas cleaning system including the deviceMITSUBISHI HEAVY IND LTD·Filed 1999·Granted Feb 15, 2000·48 cites·2 claims
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