HW

Haruo Wantanabe

HC Hodogaya Chemical Co.: 1 patents #201 of 359Top 60%
Overall (All Time): #3,739,062 of 4,157,543Top 90%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5502151 Process for preparing polyurea and polyurethane-urea resin — 1996-03-26