Inventor · disambiguated record
Naruo Yokoyama
Also filed as: SERA TOSHIKUNI · YOKOYAMA NARUO
9 granted patents·255 citations·filing 1977–1998
90Inventor score
Top patents by PatentIndex Score
9 records- 0195US5036035ASolid strong acid catalyst process for the production of the same and use thereofLIGHT OIL UTILIZATION RES ASS·Filed 1989·Granted Jul 30, 1991·72 cites·10 claims
- 0290US5120898AProcess for isomerizing hydrocarbonsLIGHT OIL UTILIZATION RES ASS·Filed 1991·Granted Jun 9, 1992·38 cites·2 claims
- 0389US4780300AProcess for reforming methanolMITSUBISHI HEAVY IND LTD·Filed 1987·Granted Oct 25, 1988·55 cites·7 claims
- 0476US4282115ACatalyst for selectively reducing nitrogen oxides from oxygen-containing exhaust gasesMITSUBISHI HEAVY IND LTD·Filed 1980·Granted Aug 4, 1981·24 cites·6 claims
- 0575US4656147AMethod for recovering denitrating catalyst for ammonia catalytic reductionMITSUBISHI HEAVY IND LTD·Filed 1985·Granted Apr 7, 1987·39 cites·5 claims
- 0652US4186109ACatalyst for selectively reducing nitrogen oxides from oxygen-containing exhaust gasesMITSUBISHI HEAVY IND LTD·Filed 1977·Granted Jan 29, 1980·8 cites·5 claims
- 0743US5744690AMethod of incinerating combustible wastes and chlorine scavengerTODA KOGYO CORP·Filed 1997·Granted Apr 28, 1998·8 cites·22 claims
- 0842US5900313APlastic formed product containing specific particles of ferric oxide hydroxide or iron oxideTODA KOGYO CORP·Filed 1995·Granted May 4, 1999·7 cites·14 claims
- 0937US5994611AMethod of incinerating plastic products containing ferric oxide hydroxide particlesTODA KOGYO CORP·Filed 1998·Granted Nov 30, 1999·4 cites·20 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →