Assignee
AMDAHL CORP
US·169 granted patents·7,137 citations·filing 1973–1999
Top patents by PatentIndex Score
169 records- 0195US5089880APressurized interconnection system for semiconductor chipsAMDAHL CORP·Filed 1989·Granted Feb 18, 1992·180 cites·26 claims
- 0295US4993030AFile system for a plurality of storage classesAMDAHL CORP·Filed 1988·Granted Feb 12, 1991·213 cites·68 claims
- 0394US5596752ASystem for creating, editing, displaying, and executing rules-based programming language rules having action part subsets for both true and false evaluation of the conditional partAMDAHL CORP·Filed 1993·Granted Jan 21, 1997·219 cites·11 claims
- 0494US5594899AOperating system and data base having an access structure formed by a plurality of tablesAMDAHL CORP·Filed 1994·Granted Jan 14, 1997·194 cites·2 claims
- 0592US4841355AThree-dimensional microelectronic package for semiconductor chipsAMDAHL CORP·Filed 1988·Granted Jun 20, 1989·138 cites·27 claims
- 0692US4395438ALow pressure chemical vapor deposition of silicon nitride filmsAMDAHL CORP·Filed 1982·Granted Jul 26, 1983·108 cites·10 claims
- 0792US4347446AEmitter coupled logic circuit with active pull-downAMDAHL CORP·Filed 1979·Granted Aug 31, 1982·35 cites·12 claims
- 0891US4875159AVersion management system using plural control fields for synchronizing two versions of files in a multiprocessor systemAMDAHL CORP·Filed 1987·Granted Oct 17, 1989·382 cites·25 claims
- 0991US4682281AData storage unit employing translation lookaside buffer pointerAMDAHL CORP·Filed 1983·Granted Jul 21, 1987·115 cites·9 claims
- 1090US5122978APulse width measurement techniqueAMDAHL CORP·Filed 1989·Granted Jun 16, 1992·88 cites·25 claims
- 1190US4954313AMethod and apparatus for filling high density viasAMDAHL CORP·Filed 1989·Granted Sep 4, 1990·90 cites·19 claims
- 1290US4620215AIntegrated circuit packaging systems with double surface heat dissipationAMDAHL CORP·Filed 1985·Granted Oct 28, 1986·89 cites·16 claims
- 1389US4576900AIntegrated circuit multilevel interconnect system and methodAMDAHL CORP·Filed 1984·Granted Mar 18, 1986·80 cites·17 claims
- 1489US4142243AData processing system and information scanout employing checksums for error detectionAMDAHL CORP·Filed 1977·Granted Feb 27, 1979·74 cites·24 claims
- 1588US5586330AProgrammable computer with automatic translation between source and object codeAMDAHL CORP·Filed 1995·Granted Dec 17, 1996·123 cites·6 claims
- 1687US4654790ATranslation of virtual and real addresses to system addressesAMDAHL CORP·Filed 1983·Granted Mar 31, 1987·78 cites·9 claims
- 1787US4343877ASystem for design and production of integrated circuit photomasks and integrated circuit devicesAMDAHL CORP·Filed 1981·Granted Aug 10, 1982·71 cites·19 claims
- 1886US5574936AAccess control mechanism controlling access to and logical purging of access register translation lookaside buffer (ALB) in a computer systemAMDAHL CORP·Filed 1995·Granted Nov 12, 1996·181 cites·13 claims
- 1986US4612612AVirtually addressed cacheAMDAHL CORP·Filed 1983·Granted Sep 16, 1986·74 cites·11 claims
- 2085US5586329AProgrammable computer with automatic translation between source and object code with version controlAMDAHL CORP·Filed 1995·Granted Dec 17, 1996·99 cites·4 claims
- 2183US5682535AOperating system and data base using table access method with dynamic bindingAMDAHL CORP·Filed 1997·Granted Oct 28, 1997·126 cites·18 claims
- 2283US5426783ASystem for processing eight bytes or less by the move, pack and unpack instruction of the ESA/390 instruction setAMDAHL CORP·Filed 1992·Granted Jun 20, 1995·110 cites·10 claims
- 2382US4578750ACode determination using half-adder based operand comparatorAMDAHL CORP·Filed 1983·Granted Mar 25, 1986·63 cites·24 claims
- 2481US5423025AError handling mechanism for a controller having a plurality of serversAMDAHL CORP·Filed 1992·Granted Jun 6, 1995·98 cites·17 claims
- 2580US6145066AComputer system with transparent data migration between storage volumesAMDAHL CORP·Filed 1997·Granted Nov 7, 2000·165 cites·7 claims
- 2680US5517668ADistributed protocol frameworkAMDAHL CORP·Filed 1994·Granted May 14, 1996·122 cites·8 claims
- 2780US5072376AMeasuring utilization of processor shared by multiple system control programsAMDAHL CORP·Filed 1988·Granted Dec 10, 1991·69 cites·11 claims
- 2880US5003256AClock skew measurement techniqueAMDAHL CORP·Filed 1989·Granted Mar 26, 1991·44 cites·31 claims
- 2980US4633371AHeat pipe heat exchanger for large scale integrated circuitsAMDAHL CORP·Filed 1984·Granted Dec 30, 1986·60 cites·21 claims
- 3079US4889499AZero insertion force connectorAMDAHL CORP·Filed 1988·Granted Dec 26, 1989·42 cites·28 claims
- 3179US4792793AConverting numbers between binary and another baseAMDAHL CORP·Filed 1987·Granted Dec 20, 1988·40 cites·13 claims
- 3278US5553285AFile system for a plurality of storage classesAMDAHL CORP·Filed 1995·Granted Sep 3, 1996·82 cites·21 claims
- 3378US5095424AComputer system architecture implementing split instruction and operand cache line-pair-state managementAMDAHL CORP·Filed 1989·Granted Mar 10, 1992·64 cites·12 claims
- 3478US4497684ALift-off process for depositing metal on a substrateAMDAHL CORP·Filed 1983·Granted Feb 5, 1985·58 cites·17 claims
- 3577US5166863ALiquid-cooled assembly of heat-generating devices and method for assembling and disassemblingAMDAHL CORP·Filed 1991·Granted Nov 24, 1992·69 cites·21 claims
- 3677US4016463AHigh density multilayer printed circuit card assembly and methodAMDAHL CORP·Filed 1973·Granted Apr 5, 1977·24 cites·4 claims
- 3776US5175849ACapturing data of a database systemAMDAHL CORP·Filed 1990·Granted Dec 29, 1992·90 cites·18 claims
- 3876US4855947AMicroprogrammable pipeline interlocks based on the validity of pipeline statesAMDAHL CORP·Filed 1987·Granted Aug 8, 1989·56 cites·18 claims
- 3976US4752748AIntelligent phase-locked loopAMDAHL CORP·Filed 1987·Granted Jun 21, 1988·32 cites·17 claims
- 4075US6453344B1Multiprocessor servers with controlled numbered of CPUsAMDAHL CORP·Filed 1999·Granted Sep 17, 2002·100 cites·18 claims
- 4175US5584026AComputer method for implementing a GET instructionAMDAHL CORP·Filed 1995·Granted Dec 10, 1996·56 cites·2 claims
- 4275US5016167AResource contention deadlock detection and preventionAMDAHL CORP·Filed 1987·Granted May 14, 1991·64 cites·4 claims
- 4375US4835728ADeterministic clock control apparatus for a data processing systemAMDAHL CORP·Filed 1986·Granted May 30, 1989·58 cites·10 claims
- 4475US4805195ASelectable timing delay circuitAMDAHL CORP·Filed 1986·Granted Feb 14, 1989·83 cites·2 claims
- 4574US4780809AApparatus for storing data with deferred uncorrectable error reportingAMDAHL CORP·Filed 1987·Granted Oct 25, 1988·51 cites·16 claims
- 4674USD296165SComputer consoleAMDAHL CORP·Filed 1985·Granted Jun 14, 1988·19 cites·1 claims
- 4773US4731739AEviction control apparatusAMDAHL CORP·Filed 1985·Granted Mar 15, 1988·52 cites·16 claims
- 4873US4442188ASystem for specifying critical dimensions, sequence numbers and revision levels on integrated circuit photomasksAMDAHL CORP·Filed 1981·Granted Apr 10, 1984·24 cites·14 claims
- 4973US4244019AData processing system including a program-executing secondary system controlling a program-executing primary systemAMDAHL CORP·Filed 1978·Granted Jan 6, 1981·33 cites·9 claims
- 5073US4115837ALSI Chip package and methodAMDAHL CORP·Filed 1974·Granted Sep 19, 1978·19 cites·11 claims
Showing the top 50 of 169 patent records by PatentIndex Score.
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