Inventor · disambiguated record
Masami Usami
Also filed as: USAMI MASAMI
8 granted patents·249 citations·filing 1988–2003
89Inventor score
Top patents by PatentIndex Score
8 records- 0192US5014242ASemiconductor device for a ram disposed on chip so as to minimize distances of signal paths between the logic circuits and memory circuitHITACHI LTD·Filed 1988·Granted May 7, 1991·69 cites·15 claims
- 0287US5661329ASemiconductor integrated circuit device including an improved separating groove arrangementHITACHI LTD·Filed 1994·Granted Aug 26, 1997·73 cites·16 claims
- 0378US6867502B2Semiconductor deviceRENESAS TECH CORP·Filed 2003·Granted Mar 15, 2005·27 cites·18 claims
- 0456US4970687ASemiconductor memory device having a timing generator circuit which provides a write pulse signal which has an optional timing relationship with the chip select signalHITACHI LTD·Filed 1988·Granted Nov 13, 1990·17 cites·25 claims
- 0553US5115393AVector processor performing data operations in one half of a total time period of write operation and the read operationHITACHI LTD·Filed 1989·Granted May 19, 1992·21 cites·6 claims
- 0651US5399912AHold-type latch circuit with increased margin in the feedback timing and a memory device using same for holding parity check errorHITACHI LTD·Filed 1993·Granted Mar 21, 1995·18 cites·20 claims
- 0749US5388073ASemiconductor integrated circuit device and digital processor employing the sameHITACHI LTD·Filed 1991·Granted Feb 7, 1995·15 cites·19 claims
- 0844US5367490ASemiconductor integrated circuit device with two variable delay lines in writing circuit controlHITACHI LTD·Filed 1992·Granted Nov 22, 1994·9 cites·16 claims
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