KO

Katsuaki Okamoto

Overall (All Time): #4,110,262 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4198793 Method of planting rod-shaped member in foundation Takeshi Sato, Isao Sakamoto, Hiroji Tada 1980-04-22