Inventor · disambiguated record
Nobuyoshi Iyatomi
Also filed as: IYATOMI NOBUYOSHI
3 granted patents·33 citations·filing 1992–1994
69Inventor score
Files withNITTETSU MINING CO LTD3
Top patents by PatentIndex Score
3 records- 0164US6337061B1Method for reclaiming metal sulfate-containing waste sulfuric acidNITTETSU MINING CO LTD·Filed 1994·Granted Jan 8, 2002·21 cites·3 claims
- 0241US5531906AProcess for treatment of sodium hydroxide waste liquor containing aluminumNITTETSU MINING CO LTD·Filed 1994·Granted Jul 2, 1996·6 cites·13 claims
- 0336US5489423AProcess for recovering sulfuric acid from metallic sulfate-containing exhaust sulfuric acidNITTETSU MINING CO LTD·Filed 1992·Granted Feb 6, 1996·6 cites·6 claims
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