Inventor · disambiguated record
Toshio Koyanagi
Also filed as: KOYANAGI TOSHIO
10 granted patents·59 citations·filing 1988–2011
85Inventor score
Top patents by PatentIndex Score
10 records- 0173US4869735AAdsorbent for arsenic compound and method for removing arsenic compound from combustion gasMITSUBISHI HEAVY IND LTD·Filed 1988·Granted Sep 26, 1989·27 cites·5 claims
- 0268US7501104B2Apparatus and method for treating discharge gasMITSUBISHI HEAVY IND LTD·Filed 2006·Granted Mar 10, 2009·3 cites·10 claims
- 0358US7666808B2Denitrification catalyst regeneration methodMITSUBISHI HEAVY IND LTD·Filed 2008·Granted Feb 23, 2010·0 cites·4 claims
- 0458US4925640AMethod for denitration of exhaust gas containing arsenic compounds by catalysts and methodMITSUBISHI HEAVY IND LTD·Filed 1988·Granted May 15, 1990·17 cites·14 claims
- 0557US7501106B2Denitrification catalyst regeneration methodMITSUBISHI HEAVY IND LTD·Filed 2004·Granted Mar 10, 2009·2 cites·5 claims
- 0654US8440141B2Exhaust gas treatment systemNOCHI KATSUMI·Filed 2011·Granted May 14, 2013·0 cites·12 claims
- 0753US8124021B2Exhaust gas treatment systemNOCHI KATSUMI·Filed 2007·Granted Feb 28, 2012·0 cites·16 claims
- 0849US8910468B2Exhaust gas treatment catalyst, exhaust gas treatment method, and exhaust gas treatment apparatusOBAYASHI YOSHIAKI·Filed 2009·Granted Dec 16, 2014·0 cites·11 claims
- 0948US9446353B2Catalyst for treating exhaust gas and method for producing the sameNOCHI KATSUMI·Filed 2007·Granted Sep 20, 2016·0 cites·1 claims
- 1043US4796545AApparatus for treating combustion exhaust gasMITSUBISHI HEAVY IND LTD·Filed 1988·Granted Jan 10, 1989·10 cites·4 claims
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