UA

Umeo Arao

TS Takai Rika Denki Seisakusho: 1 patents #34 of 190Top 20%
NS Nippon Soken: 1 patents #783 of 1,540Top 55%
📍 Okazaki, JP: #140 of 156 inventorsTop 90%
Overall (All Time): #2,209,323 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6335499 Assembly of operation knob and casing for switch and fabrication method thereof Hideki Kokubu, Shiro Esaki, Kentaro Hayashi 2002-01-01
4265163 Fuel control system for internal combustion engines Tsuneyuki Egami, Tooru Kosuda, Yasuhiro Takeuchi 1981-05-05