KO

Keiichi Ohno

SO Sony: 6 patents #6,793 of 25,231Top 30%
Overall (All Time): #874,099 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
7247902 Semiconductor device and method of manufacturing the same 2007-07-24
6965139 Semiconductor device and method of manufacturing 2005-11-15
6642101 Semiconductor memory device and method of producing same 2003-11-04
6518130 Method for forming a semiconductor device having a DRAM region and a logic region on the substrate 2003-02-11
6501119 Semiconductor memory device and method of producing same 2002-12-31
6051462 Process for producing semiconductor device comprising a memory element and a logic element 2000-04-18