HW

Haruo Watanabe

HI Hitachi: 1 patents #814 of 2,935Top 30%
📍 Yokohama, JP: #71 of 146 inventorsTop 50%
Overall (1989): #107,460 of 140,708Top 80%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4887769 Electromagnetic fuel injection valve Yoshio Okamoto, Yozo Nakamura, Kyoichi Uchiyama, Tokuo Kosuge, Akira Onishi +3 more 1989-12-19