TH

Toshihiro Hayashi

AK Asahi Denka Kogyo K.K.: 1 patents #1 of 11Top 10%
HI Hitachi: 1 patents #814 of 2,935Top 30%
Overall (1989): #14,151 of 140,708Top 15%
2
Patents 1989

Issued Patents 1989

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4866605 System function simulation method and apparatus therefor using Petri net symbols Toshihiko Nakano, Kenroku Nogi, Kiyomi Mori 1989-09-12
4854843 Apparatus for producing cast products Satoru Takeda, Hiroshige Kohno 1989-08-08