HI

Hirofumi Iwaki

Sumitomo Electric Industries: 1 patents #327 of 1,127Top 30%
📍 Daito, JP: #4 of 12 inventorsTop 35%
Overall (1989): #105,288 of 140,708Top 75%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4869978 Cylindrical alkaline batteries Isao Kubo, Toshikazu Kaneko, Yoji Kajikawa, Junichi Asaoka, Jun Miyoshi 1989-09-26