KY

Kojuro Yamamoto

NI Ngk Insulators: 3 patents #780 of 2,083Top 40%
Overall (All Time): #1,669,960 of 4,157,543Top 45%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4809600 Compression apparatus having precompression device and main compression device Katsutoshi Torita 1989-03-07
4768430 Compression apparatus having grooved compression sleeve and press ram Katsutoshi Torita 1988-09-06
4760783 Compression apparatus having a main compression device and a tapered precompression device Katsutoshi Torita 1988-08-02