KH

Koichi Hagishima

NT NTT: 1 patents #30 of 180Top 20%
📍 Iruma, JP: #13 of 31 inventorsTop 45%
Overall (1989): #86,419 of 140,708Top 65%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4864558 Self-routing switch Hitoshi Imagawa, Shigeo Urushidani 1989-09-05