SO

Sadao Ogawa

KK Kokusai Denki Kabushiki Kaisha: 1 patents #3 of 7Top 45%
KE Kokusai Electric: 1 patents #344 of 583Top 60%
📍 Fussa, JP: #173 of 352 inventorsTop 50%
Overall (All Time): #2,313,598 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4983938 Band-stop filter Kanemi Sasaki 1991-01-08
4910481 Branching filter Kanemi Sasaki, Mikio Takano, Kennzo Urabe 1990-03-20