HF

Hideaki Fujioka

Sumitomo Electric Industries: 3 patents #67 of 1,127Top 6%
MM Mazada Motor: 1 patents #1 of 5Top 20%
Tdk: 1 patents #42 of 130Top 35%
📍 Itami, JP: #14 of 171 inventorsTop 9%
Overall (1989): #5,083 of 140,708Top 4%
4
Patents 1989

Issued Patents 1989

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
4889093 Throttle opening controller Yukinori Nishiyama, Hisaaki Yamaguchi, Toshiki Ikeda, Keisuke Miyoshi 1989-12-26
4875171 Wheel speed control system incorporating in-gear vibration detection and elimination means Koji Takata 1989-10-17
4823269 Wheel spin control apparatus Koji Takata 1989-04-18
4807036 Complex circuit component for a video signal circuit in a television receiver set Hisashi Osada, Ikuo Kato, Yoshinari Yamashita 1989-02-21