Inventor · disambiguated record
Tatsuyuki Ohta
Also filed as: OHTA TATSUYUKI
6 granted patents·111 citations·filing 1990–1995
84Inventor score
Files withHITACHI LTD6
Top patents by PatentIndex Score
6 records- 0183US5150325ABi-CMOS semiconductor memory device, including improved layout structure and testing methodHITACHI LTD·Filed 1990·Granted Sep 22, 1992·45 cites·26 claims
- 0272US5373469ADifferential amplifier with a latching function and a memory apparatus employing sameHITACHI LTD·Filed 1992·Granted Dec 13, 1994·25 cites·13 claims
- 0368US5276648ATesting method for a semiconductor memory deviceHITACHI LTD·Filed 1992·Granted Jan 4, 1994·21 cites·3 claims
- 0447US5619455APipeline-operating type memory system capable of reading data from a memory array having data width larger than the output data widthHITACHI LTD·Filed 1993·Granted Apr 8, 1997·10 cites·15 claims
- 0547US5506804ADynamic Random Access Type Semiconductor DeviceHITACHI LTD·Filed 1993·Granted Apr 9, 1996·9 cites·9 claims
- 0631US5602782APipeline-operating type memory system capable of reading data from a memory array having data width larger than the output data widthHITACHI LTD·Filed 1995·Granted Feb 11, 1997·1 cites·4 claims
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