KK

Kazuaki Kawai

RY Ryobi: 3 patents #74 of 309Top 25%
Overall (All Time): #1,663,377 of 4,157,543Top 45%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4986338 Gas venting arrangement in high speed injection molding apparatus and method for venting gas in the high speed injection molding apparatus Noriyoshi Yamauchi, Hitoshi Ishida, Yasuyuki Mizukusa 1991-01-22
4852634 Gas venting arrangement in injection molding apparatus and method for venting gas in the injection molding apparatus Hitoshi Ishida, Noriyoshi Yamauchi 1989-08-01
4722385 Deflator for use in injection molding machine Noriyoshi Yamauchi, Hitoshi Ishida 1988-02-02