HY

Hachirou Yokoyama

HK Howa Kogyo Kabushiki Kaisha: 2 patents #1 of 21Top 5%
📍 Ebeye: #1,994 of 4,528 inventorsTop 45%
Overall (All Time): #2,346,549 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4569192 Apparatus for producing special yarns Yoshiharu Yamada, Hirotaka Nishikawa 1986-02-11
4551969 Apparatus for controlling the winding speed of roving in roving frame Takashi Kogiso, Katsutoshi Kishi 1985-11-12