Inventor · disambiguated record
Fumitaka Abukawa
Also filed as: ABUKAWA FUMITAKA
8 granted patents·1 pending application·124 citations·filing 1987–2007
87Inventor score
Top patents by PatentIndex Score
9 records- 0193US5868871AMethod and apparatus for carburizing, quenching and temperingDOWA MINING CO·Filed 1997·Granted Feb 9, 1999·69 cites·15 claims
- 0269US7276204B2Carburization treatment method and carburization treatment apparatusDOWA THERMOTECH CO LTD·Filed 2002·Granted Oct 2, 2007·12 cites·4 claims
- 0367US7024916B2Vacuum heat treatment furnace and method of and apparatus for measuring carbon concentration in atmosphere having reduced pressure.DOWA MINING CO·Filed 2004·Granted Apr 11, 2006·8 cites·8 claims
- 0464US7575643B2Carburization treatment methodDOWA MINING CO·Filed 2002·Granted Aug 18, 2009·7 cites·6 claims
- 0559US2008073002A1Carburization treatment method and carburization treatment apparatusDOWA THERMOTECH CO LTD·Filed 2007·Application pending·0 cites
- 0653US6709629B2Vacuum heat treatment furnaceDOWA MINING CO·Filed 2002·Granted Mar 23, 2004·2 cites·8 claims
- 0751US5795538AApparatus for steel hardening and process thereforDOWA MINING CO·Filed 1996·Granted Aug 18, 1998·10 cites·13 claims
- 0848US4950334AGas carburizing method and apparatusMITSUBISHI MOTORS CORP·Filed 1987·Granted Aug 21, 1990·15 cites·5 claims
- 0928US5795406ACementation method of metalsDOWA MINING CO·Filed 1996·Granted Aug 18, 1998·1 cites·16 claims
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