SK

Sadao Kotsuka

MC Mitsubishi Oil Co.: 2 patents #21 of 83Top 30%
Overall (All Time): #2,271,088 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5665811 Alkenylsuccinic acid emulsion sizing agent (2) Yasusuke Takeda, Takeshi Kouchi 1997-09-09
5639812 Alkenylsuccinic acid emulsion sizing agent (1) Yasusuke Takeda, Takeshi Kouchi 1997-06-17