MM

Mikio Matoba

HM Hitachi Maxell: 4 patents #247 of 1,211Top 25%
HI Hitachi: 2 patents #13,388 of 28,497Top 50%
📍 Ibaraki, JP: #2,214 of 6,779 inventorsTop 35%
Overall (All Time): #1,291,021 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
5550781 Semiconductor apparatus with two activating modes of different number of selected word lines at refreshing Ken Sugawara, Shigeru Sakairi, Toshio Sasaki, Katsuhiro Shimohigashi, Katsutaka Kimura 1996-08-27
5430681 Memory cartridge and its memory control method Ken Sugawara, Shigeru Sakairi, Toshio Sasaki, Katsuhiro Shimohigashi, Katsutaka Kimura 1995-07-04
5086388 Semiconductor serial/parallel-parallel/serial file memory and storage system Ken Sugawara, Shigeru Sakairi 1992-02-04
4958323 Semiconductor file memory Ken Sugawara, Katsujiro Nakamura, Shigeru Sakairi 1990-09-18