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Expired patents of:
International Business Machines Corporation

Displaying 1601 to 1650 of 2784 patents. (Retrieval took 5.068 seconds.)

 Patent TitleExpired:
1601.Multilayered ferromagnetic film and magnetic head employing the same2005-11-23
1602.Method and means for managing DASD array accesses when operating in degraded mode2005-11-23
1603.System and method for automatic image saturation, gamma, and exposure correction in a digitizing video capture system2005-11-23
1604.Method and system for performing fast division using non linear interpolation2005-11-20
1605.SDRAM L3 cache using speculative loads with command aborts to lower latency2005-11-20
1606.System and method for controlling peripheral device memory access in a data processing system2005-11-20
1607.Interchangeable key card edge connecting2005-11-18
1608.Circuitry and method for gating information2005-11-18
1609.Probabilistic anonymous clock synchronization method and apparatus for synchronizing a local time scale with a reference time scale2005-11-18
1610.Programmable serializer using multiplexer and programmable address counter for providing flexiblity in scanning sequences and width of data2005-11-18
1611.Variable delay clock circuit2005-11-16
1612.Data processing system and housing having reduced electromagnetic emissions2005-11-16
1613.Method and system for interpolating baud rate timing recovery for asynchronous start stop protocol2005-11-16
1614.Multiple speed synchronous bus having single clock path for providing first or second clock speed based upon speed indication signals2005-11-16
1615.Method of making a keeper layer for a spin valve sensor with low intrinsic anisotropy field2005-11-13
1616.Reflection type display and coloring method thereof2005-11-13
1617.Separation of a mixture of acoustic sources into its components2005-11-13
1618.Trench mask for forming deep trenches in a semiconductor substrate, and method of using same2005-11-11
1619.Voltage regulator with a minimal input voltage requirement2005-11-11
1620.Methods and apparatus for burn-in stressing and simultaneous testing of semiconductor device chips in a multichip module2005-11-11
1621.Calibration of lasers that produce multiple power output levels of emitted radiation2005-11-11
1622.Communication apparatus and methods having P-MAC, I-MAC engines and buffer bypass for simultaneously transmitting multimedia and packet data2005-11-11
1623.Hub and interface for isochronous token ring2005-11-11
1624.System for controlling responses to requests over a data bus between a plurality of master controllers and a slave storage controller by inserting control characters2005-11-11
1625.Method for forming a multilayer microelectronic wiring module2005-11-09
1626.Heteroepitaxial growth of germanium on silicon by UHV/CVD2005-11-09
1627.Multilayer photoresist comprising poly-(vinylbenzoic acid) as a planarizing layer2005-11-09
1628.Semiconductor device and wafer structure having a planar buried interconnect by wafer bonding2005-11-09
1629.Multilayer ceramic substrate with graded vias2005-11-09
1630.Preamble recognition and synchronization detection in partial-response systems2005-11-09
1631.Display mechanism for HTML frames2005-11-06
1632.Method and apparatus for executing multiply-initiated, multiply-sourced variable delay system bus operations2005-11-06
1633.Vapor rinse-vapor dry processing tool2005-11-04
1634.Control of etch selectivity2005-11-04
1635.System for extending operating time of a battery-operated electronic device2005-11-04
1636.Firing method & apparatus for random ESD testing2005-11-04
1637.Synchronous DRAM controller with memory access commands timed for optimized use of data bus2005-11-04
1638.Apparatus and method for holding a green sheet and system and method for inspecting a green sheet2005-10-30
1639.System and method for testing a clock signal2005-10-30
1640.Process for making and programming a flash memory array2005-10-28
1641.Interface regions between metal and ceramic in a metal/ceramic substrate2005-10-28
1642.Nonbolometric superconductive photoresponsive2005-10-28
1643.Off chip driver having slew rate control and differential voltage protection circuitry2005-10-28
1644.Fully associative address translation buffer having separate segment and page invalidation2005-10-28
1645.Speech synthesis system2005-10-28
1646.Massively parallel diagonal-fold tree array processor2005-10-28
1647.Sensing circuit for semiconductor memory with limited bitline voltage swing2005-10-26
1648.Time-varying modulo N trellis codes for input restricted partial response channels2005-10-26
1649.Computer system and method for abstracting and accessing a chronologically-arranged collection of information2005-10-23
1650.Multi-stage profiler2005-10-23

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