David A. Elko
82Patents
27h-index
84Co-inventors
91Inventor score
Filing activity: Mar 30, 1992 → Sep 13, 2018
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5317739A | Method and apparatus for coupling data processing systems | Physics | 202 | Expired |
| US5537574A | Sysplex shared data coherency method | Physics | 181 | Expired |
| US5339427A | Method and apparatus for distributed locking of shared data, employing a central coupling facility | Physics | 174 | Expired |
| US5561809A | In a multiprocessing system having a coupling facility, communicating messages between the processors and the coupling facility in either a synchronous operation or an asynchronous operation | Physics | 154 | Expired |
| US5493668A | Multiple processor system having software for selecting shared cache entries of an associated castout class for transfer to a DASD with one I/O operation | Physics | 144 | Expired |
| US7093024B2 | End node partitioning using virtualization | Electricity | 139 | Expired |
| US5463736A | Coupling facility for receiving commands from plurality of hosts for activating selected connection paths to I/O devices and maintaining status thereof | Physics | 103 | Expired |
| US5331673A | Integrity of data objects used to maintain state information for shared data at a local complex | Physics | 102 | Expired |
| US5457793A | Software cache management of a shared electronic store in a supplex | Physics | 101 | Expired |
| US7120746B2 | Technique for data transfer | Physics | 89 | Expired |
| US5574945A | Multi channel inter-processor coupling facility processing received commands stored in memory absent status error of channels | Physics | 88 | Expired |
| US5706432A | Mechanism for receiving messages at a coupling facility | Physics | 83 | Expired |
| US5581737A | Method and apparatus for expansion, contraction, and reapportionment of structured external storage structures | Physics | 76 | Expired |
| US7003700B2 | Halting execution of duplexed commands | Physics | 58 | Expired |
| US5742830A | Method and apparatus for performing conditional operations on externally shared data | Emerging Cross-Sectional Technologies | 50 | Expired |
| US5664155A | Dynamically assigning a dump space in a shared data facility to receive dumping information to be captured | Emerging Cross-Sectional Technologies | 47 | Expired |
| US5392397A | Command execution system for using first and second commands to reserve and store second command related status information in memory portion respectively | Physics | 45 | Expired |
| US5450590A | Authorization method for conditional command execution | Physics | 44 | Expired |
| US5339405A | Command quiesce function | Physics | 41 | Expired |
| US6266783A | System-managed rebuild of coupling facility structures | Physics | 40 | Expired |
| US6230243A | Method, system and program products for managing changed data of castout classes | Physics | 40 | Expired |
| US6438654B1 | Castout processing for duplexed cache structures | Physics | 33 | Expired |
| US5394554A | Interdicting I/O and messaging operations from sending central processing complex to other central processing complexes and to I/O device in multi-system complex | Physics | 32 | Expired |
| US5761739A | Methods and systems for creating a storage dump within a coupling facility of a multisystem enviroment | Emerging Cross-Sectional Technologies | 31 | Expired |
| US6963882B1 | Method and apparatus for processing a list structure | Emerging Cross-Sectional Technologies | 30 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.