YH

Yoshiyuki Hidawa

AK Asahi Denka Kogyo K.K.: 1 patents #47 of 162Top 30%
Overall (All Time): #2,293,902 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5306460 Method of producing cast products using elastic molds Toshiya Fujishima, Satoru Takeda, Toshihiro Hayashi, Hiroshige Kohno 1994-04-26
4802839 Apparatus for producing cast products 1989-02-07