TO

Tetsuji Ohno

FC Furukawa Co.: 1 patents #36 of 90Top 40%
NT National Institute Of Advanced Industrial Science And Technology: 1 patents #1,256 of 3,134Top 45%
📍 Tsukuba, JP: #1,768 of 2,818 inventorsTop 65%
Overall (All Time): #3,482,323 of 4,157,543Top 85%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6752222 Downhole percussion drills Hirokazu Karasawa, Akinori Ota, Tsutomu Kaneko, Naoto Yamada, Tetsuomi Miyamoto 2004-06-22