Tatsuyuki Ohta

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Ohme, JP

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Patents Grantslast 30 patents

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Pipeline-operating type memory system capable of reading data from...
- Patent number 5,619,455
- Issue date Apr 8, 1997
- Hitachi, Ltd.
- Noboru Akiyama
- G11 - INFORMATION STORAGE
Information Patent Grant
Pipeline-operating type memory system capable of reading data from...
- Patent number 5,602,782
- Issue date Feb 11, 1997
- Hitachi, Ltd.
- Noboru Akiyama
- G11 - INFORMATION STORAGE
Information Patent Grant
Dynamic Random Access Type Semiconductor Device
- Patent number 5,506,804
- Issue date Apr 9, 1996
- Hitachi, Ltd.
- Kazumasa Yanagisawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Differential amplifier with a latching function and a memory appara...
- Patent number 5,373,469
- Issue date Dec 13, 1994
- Hitachi, Ltd.
- Takashi Akioka
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Testing method for a semiconductor memory device
- Patent number 5,276,648
- Issue date Jan 4, 1994
- Hitachi, Ltd.
- Kazumasa Yanagisawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Bi-CMOS semiconductor memory device, including improved layout stru...
- Patent number 5,150,325
- Issue date Sep 22, 1992
- Hitachi, Ltd.
- Kazumasa Yanagisawa
- G11 - INFORMATION STORAGE