Inventor · disambiguated record
Toyohisa Fujita
Also filed as: FUJITA TOYOHISA
6 granted patents·1 pending application·124 citations·filing 1981–2011
85Inventor score
Top patents by PatentIndex Score
7 records- 0180US4347124AMethod and device of separating materials of different density by ferromagnetic liquidNITTETSU MINING CO LTD·Filed 1981·Granted Aug 31, 1982·37 cites·3 claims
- 0278US6440322B1Magnetic fluid and process for the production thereofNITTETSU MINING CO LTD·Filed 1998·Granted Aug 27, 2002·32 cites·5 claims
- 0378US5507967AElectrorheological magnetic fluid and process for producing the sameFUJITA TOYOHISA·Filed 1994·Granted Apr 16, 1996·22 cites·3 claims
- 0472US6696037B1Method of recovering sulfur from minerals and other sulfur-containing compoundsDOWA MINING CO·Filed 2000·Granted Feb 24, 2004·11 cites·12 claims
- 0566US6159396AElectrorheological magnetic fluid and process for producing the sameFUJITA TOYOHISA·Filed 1997·Granted Dec 12, 2000·17 cites·2 claims
- 0645US2013219772A1W/o nanoemulsion and method for producing sameFUJITA TOYOHISA·Filed 2011·Application pending·0 cites
- 0736US5714084AElectrorheological magnetic fluid and process for producing the sameTOYOHISA FUJITA·Filed 1995·Granted Feb 3, 1998·5 cites·11 claims
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