Tokyo
Japan
2
2020-01-30
The entities that hold a legal rights for patent applications filed by inventor DOI Koota:
Koota DOI from Tokyo, JP has applied for patents for these inventions. The list has both pending applications and granted patents:
METHOD FOR REFORMING UNBURNT-CARBON-CONTAINING FLY ASH, SYSTEM FOR REFORMING UNBURNT-CARBON CONTAINING FLY ASH, AND METHOD FOR PRODUCING FLY ASH FOR CONCRETE ADMIXTURE
#2 | 2020-01-30Method for reforming coal ash, and method for producing fly ash for concrete admixture
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