Inventor · disambiguated record
Hirokazu Aoki
Also filed as: AOKI HIROKAZU
29 granted patents·654 citations·filing 1976–2003
97Inventor score
Top patents by PatentIndex Score
29 records- 0186US6683503B2Semiconductor integrated circuit having oscillators or oscillation circuits connected to a wiring line at connection points with intervals in length therebetweenHITACHI LTD·Filed 1998·Granted Jan 27, 2004·53 cites·17 claims
- 0286US6515519B1Semiconductor integrated circuit deviceHITACHI LTD·Filed 2000·Granted Feb 4, 2003·36 cites·5 claims
- 0383US4607178AReset signal generating circuitHITACHI LTD·Filed 1983·Granted Aug 19, 1986·28 cites·2 claims
- 0481US6489824B2Timing-control circuit device and clock distribution systemHITACHI LTD·Filed 2001·Granted Dec 3, 2002·28 cites·10 claims
- 0578US5202969ASingle-chip-cache-buffer for selectively writing write-back and exclusively writing data-block portions to main-memory based upon indication of bits and bit-strings respectivelyHITACHI LTD·Filed 1992·Granted Apr 13, 1993·78 cites·20 claims
- 0677US5283886AMultiprocessor cache system having three states for generating invalidating signals upon write accessesHITACHI LTD·Filed 1992·Granted Feb 1, 1994·81 cites·14 claims
- 0776US5146573ASingle chip cache with partial-write circuit for transferring a preselected portion of data between memory and buffer registerHITACHI LTD·Filed 1989·Granted Sep 8, 1992·31 cites·8 claims
- 0874US6300807B1Timing-control circuit device and clock distribution systemHITACHI LTD·Filed 1999·Granted Oct 9, 2001·70 cites·27 claims
- 0967US6947514B1Phase-locked loop circuit, information processing apparatus, and information processing systemRENESAS TECH CORP·Filed 1998·Granted Sep 20, 2005·29 cites·20 claims
- 1066US6922113B2Semiconductor integrated circuit having oscillators or oscillation circuits connected to a wiring line at connection points with intervals in length there betweenHITACHI LTD·Filed 2003·Granted Jul 26, 2005·11 cites·20 claims
- 1166US5140681AMulti-processing system and cache apparatus for use in the sameHITACHI LTD·Filed 1989·Granted Aug 18, 1992·35 cites·4 claims
- 1264US4831586AContent-addressed memoryHITACHI LTD·Filed 1986·Granted May 16, 1989·18 cites·16 claims
- 1363US6879188B2Semiconductor integrated circuit deviceRENESAS TECH CORP·Filed 2002·Granted Apr 12, 2005·11 cites·6 claims
- 1463US4812969AAddress translation unitHITACHI LTD·Filed 1986·Granted Mar 14, 1989·32 cites·7 claims
- 1558US5454087ABranching system for return from subroutine using target address in return buffer accessed based on branch type information in BHTHITACHI LTD·Filed 1992·Granted Sep 26, 1995·32 cites·5 claims
- 1657US5287484AMulti-processor system for invalidating hierarchical cacheHITACHI LTD·Filed 1992·Granted Feb 15, 1994·33 cites·10 claims
- 1746US5193075AStatic memory containing sense AMP and sense AMP switching circuitHITACHI LTD·Filed 1990·Granted Mar 9, 1993·10 cites·7 claims
- 1845US5109492AMicroprocessor which terminates bus cycle when access address falls within a predetermined processor system address spaceHITACHI LTD·Filed 1987·Granted Apr 28, 1992·13 cites·14 claims
- 1943US5267198AStatic memory containing sense amp and sense amp switching circuitHITACHI LTD·Filed 1992·Granted Nov 30, 1993·8 cites·3 claims
- 2043US4379341ASeries resonance drive circuit for magnetic bubble memoryHITACHI LTD·Filed 1981·Granted Apr 5, 1983·5 cites·7 claims
- 2142US4930104AContent-addressed memoryHITACHI LTD·Filed 1989·Granted May 29, 1990·6 cites·9 claims
- 2238US4430729ASeries resonant drive circuit for magnetic bubble memoryHITACHI LTD·Filed 1982·Granted Feb 7, 1984·3 cites·4 claims
- 2337US4101971AMagnetic bubble information writing deviceKOGYO GIJUTSUIN·Filed 1976·Granted Jul 18, 1978·2 cites·6 claims
- 2434US4519049AMagnetic bubble memory having auxiliary storage loopsHITACHI LTD·Filed 1982·Granted May 21, 1985·1 cites·12 claims
- 2531US4550388AMethod of controlling stop operation of rotating magnetic field for magnetic bubble memory deviceHITACHI LTD·Filed 1984·Granted Oct 29, 1985·0 cites·8 claims
- 2631US4530070AMagnetic bubble memory deviceHITACHI LTD·Filed 1983·Granted Jul 16, 1985·0 cites·10 claims
- 2729US4592016AMagnetic bubble memory deviceHITACHI LTD·Filed 1983·Granted May 27, 1986·0 cites·9 claims
- 2829US4247911ADrive circuit for magnetic bubble deviceHITACHI LTD·Filed 1979·Granted Jan 27, 1981·0 cites·13 claims
- 2925US4484309AMagnetic bubble memory deviceHITACHI LTD·Filed 1982·Granted Nov 20, 1984·0 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →