YY

Yasuhiko Yasui

HZ Hitachi Zosen: 1 patents #216 of 531Top 45%
📍 Ibaraki, JP: #4,343 of 6,779 inventorsTop 65%
Overall (All Time): #3,859,590 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5148687 Cooling apparatus for bulk material Akira Tamei, Katsuhiro Oshio, Tadaaki Sumoto, Yoshihisa Tozawa, Takashi Nakahara +1 more 1992-09-22