YI

Yoko Ichikawa

HI Hitachi: 1 patents #856 of 3,149Top 30%
Overall (1994): #48,871 of 165,921Top 30%
1
Patents 1994

Issued Patents 1994

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
D344384 Escalator control box Noboru Yamamoto, Shinji Shibuya, Akira Omachi, Norio Kamoshita, Chuichi Saito 1994-02-15