HH

Hiroaki Hamaguchi

EI Electric Power Research Institute: 1 patents #6 of 81Top 8%
Overall (1989): #105,588 of 140,708Top 80%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4855701 Polarized electromagnet Yoichi Yokoyama, Kideya Kondo, Youichi Kunimoto, Manabu Yano 1989-08-08