SK

Seiji Koyabu

SC Sanyo Electric Co.: 2 patents #2,557 of 6,347Top 45%
📍 Nara, JP: #1,375 of 2,795 inventorsTop 50%
Overall (All Time): #2,334,139 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4884253 Bread making device with a clock function Tatsuhisa Fukuda 1989-11-28
4792743 Charging device Kazuhiro Tsujino 1988-12-20