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Inventor
HIRAO TAKANORI
JP
2 patents
⚠️ This page may combine multiple inventors who share the name “HIRAO TAKANORI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
DUOS ENGINEERING USA INC
1 patent
US6589654B1
Jul 8, 2003
Construction material and method
DUOS ENGINEERING USA INC
17 citations
75
HIRAO TAKANORI
1 patent
US9700847B2
Jul 11, 2017
Combined chlorine agent and production and use thereof
HIRAO TAKANORI
1 citations
41