Inventor · disambiguated record
Hiroyuki Chifuku
Also filed as: CHIFUKU HIROYUKI
3 granted patents·2 pending applications·30 citations·filing 1995–2010
68Inventor score
Technology areasC02F
Top patents by PatentIndex Score
5 records- 0160US6858144B2Method and apparatus for treatment of wastewaterSHARP KK·Filed 2001·Granted Feb 22, 2005·10 cites·18 claims
- 0250US6328899B1Method and apparatus for treating wastewater containing organic sulfur compoundsSHINKO PANTEC CO LTD·Filed 2000·Granted Dec 11, 2001·2 cites·10 claims
- 0350US5529693AMethod and apparatus for treating water containing organic sulfur compoundsSHARP KK·Filed 1995·Granted Jun 25, 1996·18 cites·6 claims
- 0440US2011293506A1Method for processing waste water containing fluorine and silicon, method for producing calcium fluoride, and facility for processing fluorine-containing waste waterTANIDA KATSUYOSHI·Filed 2010·Application pending·0 cites
- 0538US2012205318A1Pretreatment method and treatment facility for wastewater that contains fluorine and siliconTANIDA KATSUYOSHI·Filed 2010·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →