Inventor · disambiguated record
Audrey A. Helffrich
Also filed as: HELFFRICH AUDREY A · HELFFRICH AUDREY ANN
15 granted patents·1,744 citations·filing 1992–1996
96Inventor score
Technology areasG06F
Files withIBM15
Top patents by PatentIndex Score
15 records- 0194US5317739AMethod and apparatus for coupling data processing systemsIBM·Filed 1992·Granted May 31, 1994·264 cites·24 claims
- 0292US5390328AData processing system and method for providing notification in a central processor of state changes for shared data structure on external storageIBM·Filed 1992·Granted Feb 14, 1995·190 cites·22 claims
- 0391US5561809AIn a multiprocessing system having a coupling facility, communicating messages between the processors and the coupling facility in either a synchronous operation or an asynchronous operationIBM·Filed 1995·Granted Oct 1, 1996·205 cites·55 claims
- 0489US5581737AMethod and apparatus for expansion, contraction, and reapportionment of structured external storage structuresIBM·Filed 1994·Granted Dec 3, 1996·122 cites·22 claims
- 0588US5331673AIntegrity of data objects used to maintain state information for shared data at a local complexIBM·Filed 1992·Granted Jul 19, 1994·135 cites·29 claims
- 0687US5463736ACoupling facility for receiving commands from plurality of hosts for activating selected connection paths to I/O devices and maintaining status thereofIBM·Filed 1994·Granted Oct 31, 1995·141 cites·22 claims
- 0786US5574945AMulti channel inter-processor coupling facility processing received commands stored in memory absent status error of channelsIBM·Filed 1995·Granted Nov 12, 1996·136 cites·19 claims
- 0882US5706432AMechanism for receiving messages at a coupling facilityIBM·Filed 1995·Granted Jan 6, 1998·121 cites·24 claims
- 0976US5392397ACommand execution system for using first and second commands to reserve and store second command related status information in memory portion respectivelyIBM·Filed 1992·Granted Feb 21, 1995·69 cites·7 claims
- 1075US5742830AMethod and apparatus for performing conditional operations on externally shared dataIBM·Filed 1995·Granted Apr 21, 1998·78 cites·24 claims
- 1175US5339405ACommand quiesce functionIBM·Filed 1992·Granted Aug 16, 1994·64 cites·8 claims
- 1274US5450590AAuthorization method for conditional command executionIBM·Filed 1995·Granted Sep 12, 1995·71 cites·17 claims
- 1371US5887135ASystem and method for management of object transitions in an external storage facility accessed by one or more processorsIBM·Filed 1996·Granted Mar 23, 1999·65 cites·38 claims
- 1470US5410695AApparatus and method for list management in a coupled data processing systemIBM·Filed 1992·Granted Apr 25, 1995·53 cites·20 claims
- 1558US5822562AMethod and apparatus for expansion, contraction, and reapportionment of structured external storage structuresIBM·Filed 1996·Granted Oct 13, 1998·30 cites·1 claims
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