IS

Isao Sanjo

TC Tokyo-Buhin Kogyo Co.: 2 patents #1 of 18Top 6%
Overall (All Time): #2,319,310 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5054587 Eddy-current brake Norio Matsui, Shuuichi Chiba 1991-10-08
4937483 Eddy-current brake Norio Matsui, Shuuichi Chiba 1990-06-26