TI

Tadatsugu Ishizuka

HI Hitachi: 1 patents #17,742 of 28,497Top 65%
Overall (All Time): #4,017,606 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4527253 Data searching apparatus Kazuhiro Sato, Takashi Kumagai, Takuo Ishizuka 1985-07-02