YI

Yutaka Imaizumi

HI Hitachi: 1 patents #311 of 1,214Top 30%
📍 Yaidu, JP: #1 of 4 inventorsTop 25%
Overall (1982): #21,553 of 81,411Top 30%
1
Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4365667 Heat exchanger Toshio Hatada, Takao Senshu, Akira Arai, Fumio Harada, Atsushi Matsuzaki +2 more 1982-12-28