YM

Yoshihiro Morioka

Sumitomo Electric Industries: 2 patents #124 of 1,127Top 15%
📍 Kochi, JP: #1 of 1 inventorsTop 100%
Overall (1989): #12,392 of 140,708Top 9%
2
Patents 1989

Issued Patents 1989

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4864421 System for connecting a video signal recording/reproducing apparatus and a television receiver Masaaki Kobayashi, Akihiro Takeuchi, Yoshitomi Nagaoka, Noriaki Gentsu, Sakon Nagasaki 1989-09-05
4811117 Video tape recorder for recording and reproducing two-channel component signals of a video signal on a magnetic tape using two pair of heads and alternately delayed signals Masaaki Kobayashi, Yoshitomi Nagaoka 1989-03-07