YW

Yoshiyo Wada

VJ Victor Company Of Japan: 2 patents #16 of 90Top 20%
AC Adamant Kogyo Co.: 1 patents #1 of 5Top 20%
Overall (1982): #5,880 of 81,411Top 8%
2
Patents 1982

Issued Patents 1982

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4357699 Capacitance detection type stylus with diamond body and electrode having the same wear resistance properties Hideaki Takehara, Kunio Goto, Kyusaku Suga, Hitoshi Watanabe 1982-11-02
4327430 Information signal recording medium of rotary type with overlapped tracks Hisao Kinjo, Ichiro Ueno 1982-04-27