Inventor · disambiguated record
Yasuaki Kumagai
Also filed as: KUMAGAI YASUAKI
5 granted patents·229 citations·filing 1988–2017
83Inventor score
Top patents by PatentIndex Score
5 records- 0192US6090187AApparatus and method for removing particulates in exhaust gas of an internal combustion engine collected by exhaust particulate remover apparatusMITSUBISHI MOTORS CORP·Filed 1998·Granted Jul 18, 2000·116 cites·24 claims
- 0284US4974414AParticulate purging apparatus for diesel engine exhaustMITSUBISHI MOTORS CORP·Filed 1988·Granted Dec 4, 1990·42 cites·7 claims
- 0375US5343702AZeolite converter for diesel engineMITSUBISHI JIDOSHA KOKYO KABUS·Filed 1991·Granted Sep 6, 1994·35 cites·4 claims
- 0471US4881959AExhaust emission purifier for diesel enginesMITSUBISHI MOTORS CORP·Filed 1988·Granted Nov 21, 1989·36 cites·15 claims
- 0541US11534940B2Apparatus for producing pellet and method for producing pelletDAINIPPON INK & CHEMICALS·Filed 2017·Granted Dec 27, 2022·0 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →