YH

Yasunaga Hamada

HI Hitachi: 2 patents #771 of 3,950Top 20%
HC Hitachi Car Engineering Co.: 2 patents #16 of 140Top 15%
📍 Hitachinaka, JP: #48 of 281 inventorsTop 20%
Overall (2002): #35,016 of 266,432Top 15%
2
Patents 2002

Issued Patents 2002

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6431155 Electromagnetic fuel injector and control method thereof Makoto Yamakado, Yoshio Okamoto, Nobukatsu Arai, Yuzo Kadomukai, Yoshiyuki Tanabe +3 more 2002-08-13
6341592 Fuel injector and internal combustion engine having the same Yoshio Okamoto, Yzo Kadomukai, Yoshiyuki Tanabe 2002-01-29