Kohji Nagaoka

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Patents Grantslast 30 patents

Information Patent Grant
Stacked semiconductor memory device and semiconductor memory module...
- Patent number 5,334,875
- Issue date Aug 2, 1994
- Hitachi, Ltd.
- Toshio Sugano
- G11 - INFORMATION STORAGE
Information Patent Grant
Semiconductor stacked device
- Patent number 5,198,888
- Issue date Mar 30, 1993
- Hitachi, Ltd.
- Toshio Sugano
- G11 - INFORMATION STORAGE
Information Patent Grant
Semiconductor device and semiconductor module with a plurality of s...
- Patent number 5,028,986
- Issue date Jul 2, 1991
- Hitachi, Ltd.
- Toshio Sugano
- G11 - INFORMATION STORAGE