MO

Mami Oka

HI Hitachi: 2 patents #13,388 of 28,497Top 50%
Overall (All Time): #2,289,256 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5448634 Method and apparatus for data transfer and circuit setting for communication network system Shigeki Satomi, Naoki Ono 1995-09-05
5226037 Line switching system Shigeki Satomi, Naoki Ono 1993-07-06