HY

Hidenori Yoshiyama

RI Riken: 1 patents #679 of 1,824Top 40%
📍 Tsukuba, JP: #1,768 of 2,818 inventorsTop 65%
Overall (All Time): #3,857,814 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5141714 Exhaust gas cleaner Akira Obuchi, Akihiko Ohi, Hyogoro Aoyama, Hideo Ohuchi, Atsushi Ogata +7 more 1992-08-25