KS

Katsuyuki Sugawara

AC Alps Electric Co.: 2 patents #822 of 2,177Top 40%
MM Mitsubishi Motors: 1 patents #856 of 1,823Top 50%
📍 Rifu, JP: #819 of 2,101 inventorsTop 40%
Overall (All Time): #1,659,350 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5259350 Fuel injection device Kawatani Toru, Hiroshi Kamikubo, Kazutoshi Mori 1993-11-09
4896232 Chucking mechanism for floppy disk drive 1990-01-23
4680655 Disk supporting device 1987-07-14