IN

Isao Negisi

NL Nippon Mining Company Limited: 1 patents #97 of 262Top 40%
TC Tatsuta Electric Wire & Cable Co.: 1 patents #52 of 100Top 55%
📍 Kawaguchi, JP: #265 of 473 inventorsTop 60%
Overall (All Time): #3,923,465 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4814018 Filler for noise insulating material and noise insulating material using same Hidekazu Tsurumaru, Nobuhiro Fujio, Takeshi Yamasaki, Toshio Nishizaki 1989-03-21