YT

Yuuji Tsuruga

IK Iwasaki Tsushinki Kabushiki Kaisha: 1 patents #16 of 35Top 50%
NP Nippon Telegraph And Telephone Public: 1 patents #297 of 842Top 40%
Overall (All Time): #4,046,720 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4367375 Push-button dial circuit Akihiro Kobayashi, Makoto Yoshitoshi, Yutaka Nishino 1983-01-04