MH

Masayoshi Hirata

NE Nec: 3 patents #27 of 1,182Top 3%
Overall (1997): #13,475 of 185,788Top 8%
3
Patents 1997

Issued Patents 1997

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5684740 Semiconductor memory and method for substituting a redundancy memory cell 1997-11-04
5666276 Power supply circuit for selectively supplying normal read voltage and high voltage to semiconductor memory 1997-09-09
5592429 Compact semiconductor memory device capable of preventing incomplete writing and erasing 1997-01-07