SO

Shinkichi Ohoka

MI Mitsui Toatsu Chemicals, Incorporated: 1 patents #880 of 1,543Top 60%
TC Toa Grout Kogyo Co.: 1 patents #6 of 10Top 60%
Overall (All Time): #4,057,547 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4403891 Stabilizer for excavated surface Sakae Sano 1983-09-13