Inventor · disambiguated record
Hiroaki Aotsu
Also filed as: AOTSU HIROAKI
43 granted patents·773 citations·filing 1973–2002
98Inventor score
Top patents by PatentIndex Score
43 records- 0196US4245182AExcitation control apparatus for a generatorHITACHI LTD·Filed 1978·Granted Jan 13, 1981·121 cites·17 claims
- 0294US4954818AMulti-window display control systemHITACHI LTD·Filed 1986·Granted Sep 4, 1990·107 cites·15 claims
- 0389US4757473AMemory circuitHITACHI LTD·Filed 1986·Granted Jul 12, 1988·57 cites·7 claims
- 0483US5838337AGraphic system including a plurality of one chip semiconductor integrated circuit devices for displaying pixel data on a graphic displayHITACHI LTD·Filed 1994·Granted Nov 17, 1998·60 cites·3 claims
- 0580US4326159AMethod and apparatus for controlling excitation of a generatorHITACHI LTD·Filed 1979·Granted Apr 20, 1982·27 cites·14 claims
- 0679US5347643ABus system for coordinating internal and external direct memory access controllersHITACHI LTD·Filed 1991·Granted Sep 13, 1994·96 cites·1 claims
- 0772US4438385AAutomatic voltage regulation system for AC generatorHITACHI LTD·Filed 1982·Granted Mar 20, 1984·21 cites·5 claims
- 0869US4992955AApparatus for representing continuous tone and high contrast images on a bilevel displayHITZCHI LTD·Filed 1988·Granted Feb 12, 1991·26 cites·9 claims
- 0968US4868781AMemory circuit for graphic imagesHITACHI LTD·Filed 1988·Granted Sep 19, 1989·24 cites·27 claims
- 1063US5767864AOne chip semiconductor integrated circuit device for displaying pixel data on a graphic displayHITACHI LTD·Filed 1994·Granted Jun 16, 1998·15 cites·12 claims
- 1161US5265204AMethod and apparatus for bit operational processHITACHI LTD·Filed 1992·Granted Nov 23, 1993·36 cites·182 claims
- 1261US5048101AElectronic filing deviceHITACHI LTD·Filed 1989·Granted Sep 10, 1991·16 cites·22 claims
- 1352US4849907ADraw processing method and apparatusHITACHI LTD·Filed 1986·Granted Jul 18, 1989·15 cites·4 claims
- 1450US6643189B2Memory deviceHITACHI LTD·Filed 2002·Granted Nov 4, 2003·4 cites·4 claims
- 1550US5523973AMemory deviceHITACHI LTD·Filed 1995·Granted Jun 4, 1996·13 cites·4 claims
- 1649US5424981AMemory deviceHITACHI LTD·Filed 1994·Granted Jun 13, 1995·11 cites·5 claims
- 1745US6028795AOne chip semiconductor integrated circuit device having two modes of data write operation and bits setting operationHITACHI LTD·Filed 1999·Granted Feb 22, 2000·10 cites·21 claims
- 1844US5276818ABus system for information processing system and method of controlling the sameHITACHI LTD·Filed 1990·Granted Jan 4, 1994·17 cites·7 claims
- 1944US5265234AIntegrated memory circuit and function unit with selective storage of logic functionsHITACHI LTD·Filed 1993·Granted Nov 23, 1993·10 cites·19 claims
- 2042US5034900AMethod and apparatus for bit operational processHITACHI LTD·Filed 1985·Granted Jul 23, 1991·9 cites·29 claims
- 2141US5175838AMemory circuit formed on integrated circuit device and having programmable functionHITACHI LTD·Filed 1989·Granted Dec 29, 1992·12 cites·37 claims
- 2241US3956637AIntercept valve controlling method and system for use in a heat power plantHITACHI LTD·Filed 1973·Granted May 11, 1976·6 cites·21 claims
- 2339US6437790B1Apparatus for bit operational processHITACHI LTD·Filed 1995·Granted Aug 20, 2002·10 cites·6 claims
- 2437US5923591AMemory circuitHITACHI LTD·Filed 1998·Granted Jul 13, 1999·5 cites·76 claims
- 2536US5719809AMemory deviceHITACHI LTD·Filed 1996·Granted Feb 17, 1998·4 cites·12 claims
- 2635US6552730B1Method and apparatus for bit operational processHITACHI LTD·Filed 1995·Granted Apr 22, 2003·6 cites·6 claims
- 2735US6359812B2Memory deviceHITACHI LTD·Filed 2000·Granted Mar 19, 2002·0 cites·3 claims
- 2835US5781479AMemory deviceHITACHI LTD·Filed 1997·Granted Jul 14, 1998·3 cites·5 claims
- 2935US5450342AMemory deviceHITACHI LTD·Filed 1992·Granted Sep 12, 1995·3 cites·4 claims
- 3035US5175816AMethod and apparatus for bit operational processHITACHI LTD·Filed 1991·Granted Dec 29, 1992·7 cites·70 claims
- 3135US5113487AMemory circuit with logic functionsHITACHI LTD·Filed 1989·Granted May 12, 1992·4 cites·26 claims
- 3234US5457602ADesk-top information processing apparatus having a height greater than its front surface width, a first leg with a cut-out for cooling air, and a second leg with non-aligned endsHITACHI LTD·Filed 1990·Granted Oct 10, 1995·12 cites·3 claims
- 3333US5548744AMemory circuit and method for setting an operation modeHITACHI LTD·Filed 1994·Granted Aug 20, 1996·3 cites·8 claims
- 3432US5615155AMemory deviceHITACHI LTD·Filed 1996·Granted Mar 25, 1997·1 cites·8 claims
- 3531US5592649ARAM control method and apparatus for presetting RAM access modesHITACHI LTD·Filed 1994·Granted Jan 7, 1997·1 cites·8 claims
- 3631US5499222AMemory deviceHITACHI LTD·Filed 1995·Granted Mar 12, 1996·0 cites·3 claims
- 3731US5448519AMemory deviceHITACHI LTD·Filed 1994·Granted Sep 5, 1995·1 cites·4 claims
- 3830US6198665B1One chip semiconductor integrated circuit device having two modes of data write operation and bits setting operationHITACHI LTD·Filed 1999·Granted Mar 6, 2001·0 cites·5 claims
- 3930US5617360AMemory deviceHITACHI LTD·Filed 1996·Granted Apr 1, 1997·0 cites·5 claims
- 4030US5493528AMemory deviceHITACHI LTD·Filed 1995·Granted Feb 20, 1996·0 cites·7 claims
- 4130US5477486AMemory deviceHITACHI LTD·Filed 1995·Granted Dec 19, 1995·0 cites·72 claims
- 4230US5475636AMemory deviceHITACHI LTD·Filed 1994·Granted Dec 12, 1995·0 cites·5 claims
- 4330USRE34635EMethod and apparatus for bit operational processHITACHI LTD·Filed 1992·Granted Jun 7, 1994·0 cites·29 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →