KO

Katsuichi Oba

AC Alps Electric Co.: 2 patents #822 of 2,177Top 40%
📍 Rifu, JP: #1,001 of 2,101 inventorsTop 50%
Overall (All Time): #2,199,264 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6525277 Multiple operation type input device Sachiko Homma 2003-02-25
6492602 Two-position pushbutton switch Akira Asai, Shigenori Sato, Sachiko Homma 2002-12-10