Marten J. Halma
23Patents
18h-index
55Co-inventors
80Inventor score
Filing activity: Sep 5, 1991 → Oct 29, 2007
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5414851A | Method and means for sharing I/O resources by a plurality of operating systems | Physics | 173 | Expired |
| US5600805A | Pass-through for I/O channel subsystem call instructions for accessing shared resources in a computer system having a plurality of operating systems | Physics | 152 | Expired |
| US5548791A | Input/output control system with plural channel paths to I/O devices | Physics | 92 | Expired |
| US5671441A | Method and apparatus for automatic generation of I/O configuration descriptions | Physics | 90 | Expired |
| US5513377A | Input-output element has self timed interface using a received clock signal to individually phase aligned bits received from a parallel bus | Physics | 85 | Expired |
| US5452455A | Asynchronous command support for shared channels for a computer complex having multiple operating systems | Physics | 83 | Expired |
| US5907684A | Independent channel coupled to be shared by multiple physical processing nodes with each node characterized as having its own memory, CPU and operating system image | Physics | 65 | Expired |
| US7177961B2 | Managing access, by operating system images of a computing environment, of input/output resources of the computing environment | Physics | 63 | Expired |
| US5613068A | Method for transferring data between processors on a network by establishing an address space for each processor in each other processor's | Physics | 60 | Expired |
| US6963940B1 | Measuring utilization of individual components of channels | Physics | 56 | Expired |
| US6996638B2 | Method, system and program products for enhancing input/output processing for operating system images of a computing environment | Physics | 51 | Expired |
| US7127599B2 | Managing configurations of input/output system images of an input/output subsystem, wherein a configuration is modified without restarting the input/output subsystem to effect a modification | Electricity | 44 | Expired |
| US7130938B2 | Method, system and program products for identifying communications adapters of a computing environment | Physics | 42 | Expired |
| US7174550B2 | Sharing communications adapters across a plurality of input/output subsystem images | Physics | 41 | Expired |
| US5423026A | Method and apparatus for performing control unit level recovery operations | Physics | 38 | Expired |
| US7587531B2 | Multiple logical input/output subsystem facility | Physics | 34 | Active |
| US5664219A | Method and system for controlling servicability of adapters connected by an I/O channel interface to a computer system | Physics | 25 | Expired |
| US5522088A | Shared channel subsystem has a self timed interface using a received clock signal to individually phase align bits received from a parallel bus | Physics | 21 | Expired |
| US6192482A | Self-timed parallel data bus interface to direct storage devices | Physics | 14 | Expired |
| US6185693A | Synchronous interface for transmitting data in a system of massively parallel processors | Physics | 10 | Expired |
| US7290070B2 | Multiple logical input/output subsystem facility | Physics | 9 | Expired |
| US5652914A | Method and system for superimposing, creating and altering I/O applications and controls within an I/O subsystem by using an I/O subchannel intercept field | Physics | 8 | Expired |
| US5694612A | Self-timed interface for a network of computer processors interconnected in parallel | Physics | 7 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.