Inventor
YOKOYAMA NARUO
9 patents
⚠️ This page may combine multiple inventors who share the name “YOKOYAMA NARUO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MITSUBISHI HEAVY IND LTD
4 patentsUS4780300AOct 25, 1988
Process for reforming methanol
MITSUBISHI HEAVY IND LTD55 citations94
US4656147AApr 7, 1987
Method for recovering denitrating catalyst for ammonia catalytic reduction
MITSUBISHI HEAVY IND LTD39 citations90
US4282115AAug 4, 1981
Catalyst for selectively reducing nitrogen oxides from oxygen-containing exhaust gases
MITSUBISHI HEAVY IND LTD24 citations80
US4186109AJan 29, 1980
Catalyst for selectively reducing nitrogen oxides from oxygen-containing exhaust gases
MITSUBISHI HEAVY IND LTD8 citations72
TODA KOGYO CORP
3 patentsUS5900313AMay 4, 1999
Plastic formed product containing specific particles of ferric oxide hydroxide or iron oxide
TODA KOGYO CORP7 citations72
US5744690AApr 28, 1998
Method of incinerating combustible wastes and chlorine scavenger
TODA KOGYO CORP8 citations71
US5994611ANov 30, 1999
Method of incinerating plastic products containing ferric oxide hydroxide particles
TODA KOGYO CORP4 citations61