RW

Ruyji Watanabe

HI Hitachi: 1 patents #17,742 of 28,497Top 65%
📍 Yatomi, JP: #46 of 80 inventorsTop 60%
Overall (All Time): #3,893,839 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4892986 Vacuum circuit breaker Seiki Shimizu, Hisashi Ando 1990-01-09