RM

Ryouichi Maeda

AC Alps Electric Co.: 1 patents #1,191 of 2,177Top 55%
📍 Rifu, JP: #1,311 of 2,101 inventorsTop 65%
Overall (All Time): #3,684,502 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5754167 Coordinate inputting device for a computer keyboard Tsuyoshi Narusawa, Yoichi Hattori 1998-05-19