MS

Mituaki Shinraku

AC Alps Electric Co.: 2 patents #822 of 2,177Top 40%
📍 Rifu, JP: #1,001 of 2,101 inventorsTop 50%
Overall (All Time): #2,321,400 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4897513 Rotary switch Tsumoru Oka 1990-01-30
4824396 Electrical connection apparatus Kunihiko Sasaki, Kiichi Yamaguchi, Tsumoru Oka, Takasi Ohya, Akihiro Konno +1 more 1989-04-25