Inventor · disambiguated record
Hajime Nakazawa
Also filed as: NAKAZAWA HAJIME
5 granted patents·1 pending application·127 citations·filing 1976–2004
83Inventor score
Top patents by PatentIndex Score
6 records- 0180US4663279AMethod of beneficiation of complex sulfide oresSUMITOMO METAL MINING CO·Filed 1986·Granted May 5, 1987·45 cites·8 claims
- 0279US4022686AFlotation process for copper ores and copper smelter slagsSUMITOMO METAL MINING CO LIMIT·Filed 1976·Granted May 10, 1977·33 cites·9 claims
- 0354US7635359B2Receptacle for use with a medical suction deviceDAIKEN IKI KK·Filed 2004·Granted Dec 22, 2009·13 cites·14 claims
- 0450US7611496B2Liquid medicine-measuring device for liquid medicine-injecting deviceDAIKEN IKI KK·Filed 2003·Granted Nov 3, 2009·6 cites·11 claims
- 0540US6270483B1Liquid discharge regulator and liquid feeder equipped with the sameDAIKEN IKI KK·Filed 1999·Granted Aug 7, 2001·30 cites·11 claims
- 0640US2001021830A1Liquid discharge regulator and liquid feeder equipped with the sameFiled 2001·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →