SF

Shigeru Furukawa

NI Ngk Insulators: 1 patents #1,271 of 2,083Top 65%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
Overall (All Time): #2,208,375 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6656579 Concrete products for promotion of afforestation Akira Kojima, Norihiko Hirano 2003-12-02
4714423 Evacuating device for plunger molding apparatus Isao Hattori 1987-12-22