DB

Douglas Butler

UM United Memories: 13 patents #5 of 18Top 30%
SO Sony: 9 patents #4,874 of 25,231Top 20%
RA Ramtron: 6 patents #2 of 21Top 10%
NS Nippon Steel Semiconductor: 4 patents #6 of 41Top 15%
PP Promos Technologies Pte.: 4 patents #3 of 24Top 15%
NC Nmb Semiconductor Company: 3 patents #1 of 17Top 6%
IL Inmos Limited: 2 patents #30 of 90Top 35%
RI Ramtron International: 1 patents #54 of 82Top 70%
HO Honeywell: 1 patents #7,507 of 14,447Top 55%
MV Mosel Vitelic: 1 patents #197 of 482Top 45%
📍 Maple Grove, MN: #71 of 1,211 inventorsTop 6%
🗺 Minnesota: #2,175 of 52,454 inventorsTop 5%
Overall (All Time): #139,779 of 4,157,543Top 4%
28
Patents All Time

Issued Patents All Time

Showing 1–25 of 28 patents

Patent #TitleCo-InventorsDate
7916567 Twin cell architecture for integrated circuit dynamic random access memory (DRAM) devices and those devices incorporating embedded DRAM Michael C. Parris 2011-03-29
7609570 Switched capacitor charge sharing technique for integrated circuit devices enabling signal generation of disparate selected signal values Michael C. Parris, Kim C. Hardee 2009-10-27
7583110 High-speed, low-power input buffer for integrated circuit devices 2009-09-01
7515494 Refresh period adjustment technique for dynamic random access memories (DRAM) and integrated circuit devices incorporating embedded DRAM 2009-04-07
7506100 Static random access memory (SRAM) compatible, high availability memory array and method employing synchronous dynamic random access memory (DRAM) in conjunction with a data cache and separate read and write registers and tag blocks Oscar Frederick Jones, Jr., Michael C. Parris, Kim C. Hardee 2009-03-17
7250795 High-speed, low-power input buffer for integrated circuit devices 2007-07-31
7110306 Dual access DRAM Michael C. Parris, Oscar Frederick Jones, Jr. 2006-09-19
7099234 Low power sleep mode operation technique for dynamic random access memory (DRAM) devices and integrated circuit devices incorporating embedded DRAM Michael C. Parris, Oscar Frederick Jones, Jr. 2006-08-29
7002874 Dual word line mode for DRAMs Michael C. Parris, Oscar Frederick Jones, Jr. 2006-02-21
6912168 Non-contiguous masked refresh for an integrated circuit memory Michael C. Parris, Kim C. Hardee, Oscar Frederick Jones, Jr. 2005-06-28
6815941 Bandgap reference circuit 2004-11-09
6518829 Driver timing and circuit technique for a low noise charge pump circuit 2003-02-11
6392304 Multi-chip memory apparatus and associated method 2002-05-21
6337278 Technique for forming a borderless overlapping gate and diffusion contact structure in integrated circuit device processing 2002-01-08
6317007 Delayed start oscillator circuit Michael C. Parris 2001-11-13
5811864 Planarized integrated circuit product and method for making it 1998-09-22
5680362 Circuit and method for accessing memory cells of a memory device Michael C. Parris, Kim C. Hardee 1997-10-21
5385634 Sealed self aligned contact process E. Henry Stevens, Richard A. Bailey, Thomas C. Taylor 1995-01-31
5315230 Temperature compensated voltage reference for low and wide voltage ranges Michael V. Cordoba, Kim C. Hardee 1994-05-24
5216281 Self sealed aligned contact incorporating a dopant source 1993-06-01
5162890 Stacked capacitor with sidewall insulation 1992-11-10
5104822 Method for creating self-aligned, non-patterned contact areas and stacked capacitors using the method 1992-04-14
5075817 Trench capacitor for large scale integrated memory 1991-12-24
5043790 Sealed self aligned contacts using two nitrides process 1991-08-27
4893272 Ferroelectric retention method S. Sheffield Eaton, Jr., Michael C. Parris 1990-01-09