JM

James R. MacDonald

AM AMD: 35 patents #255 of 9,279Top 3%
SM Standard Microsystems: 5 patents #24 of 184Top 15%
NC Nalco Chemical: 2 patents #225 of 631Top 40%
AS Advanced Numicro Systems: 1 patents #2 of 17Top 15%
📍 Chicago, IL: #136 of 13,327 inventorsTop 2%
🗺 Illinois: #1,032 of 84,256 inventorsTop 2%
Overall (All Time): #68,399 of 4,157,543Top 2%
44
Patents All Time

Issued Patents All Time

Showing 26–44 of 44 patents

Patent #TitleCo-InventorsDate
5630099 Non-volatile memory array controller capable of controlling memory banks having variable bit widths Douglas D. Gephardt 1997-05-13
5623673 System management mode and in-circuit emulation memory mapping and locking method Douglas D. Gephardt, Victor F. Andrade 1997-04-22
5600839 System and method for controlling assertion of a peripheral bus clock signal through a slave device 1997-02-04
5568649 Interrupt cascading and priority configuration for a symmetrical multiprocessing system Rupaka Mahalingaiah 1996-10-22
5561819 Computer system selecting byte lane for a peripheral device during I/O addressing technique of disabling non-participating peripherals by driving an address within a range on the local bus in a DMA controller Douglas D. Gephardt, Dan S. Mudgett 1996-10-01
5561821 System for performing I/O access and memory access by driving address of DMA configuration registers and memory address stored therein respectively on local bus Douglas D. Gephardt, Dan S. Mudgett 1996-10-01
5557757 High performance integrated processor architecture including a sub-bus control unit for generating signals to control a secondary, non-multiplexed external bus Douglas D. Gephardt, Dan S. Mudgett 1996-09-17
5493684 Power management architecture including a power management messaging bus for conveying an encoded activity signal for optimal flexibility Douglas D. Gephardt, Rita M. O'Brien 1996-02-20
5452434 Clock control for power savings in high performance central processing units 1995-09-19
5369777 Integrated digital processing apparatus having a single biodirectional data bus for accommodating a plurality of peripheral devices connected to a plurality of external buses Douglas D. Gephardt, Govinda V. Kamath 1994-11-29
5349652 Single chip integrated address manager with address translating unit 1994-09-20
5320967 Boiler system leak detection Stanley C. Avallone, Roger W. Fowee, Nicholas J. Furibondo 1994-06-14
5269010 Memory control for use in a memory system incorporating a plurality of memory banks 1993-12-07
5253354 Row address generator for defective DRAMS including an upper and lower memory device Romi Bose 1993-10-12
5249287 General keyboard interface for operating with two types of keyboards Doug Gephardt 1993-09-28
5241665 Memory bank comparator system 1993-08-31
5218681 Apparatus for controlling access to a data bus Douglas D. Gephardt 1993-06-08
4883600 Stabilization of soluble manganese in aqueous systems Barbara E. Fair 1989-11-28
4807447 Human environmental conditioner George Spector 1989-02-28