SI

Shoichi Iwasa

NS Nippon Steel: 3 patents #3 of 283Top 2%
NE Nec: 1 patents #206 of 1,007Top 25%
Overall (1994): #4,539 of 165,921Top 3%
4
Patents 1994

Issued Patents 1994

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
5329483 MOS semiconductor memory device Toshio Wada 1994-07-12
5323342 MOS memory device Toshio Wada 1994-06-21
5291047 Floating gate type electrically programmable read only memory cell with variable threshold level in erased state 1994-03-01
5278787 Semiconductor device and method of manufacturing the same 1994-01-11