DH

David W. Hartwell

HP HP: 13 patents #1,175 of 16,619Top 8%
DE Digital Equipment: 10 patents #67 of 2,100Top 4%
Oracle: 7 patents #1,763 of 14,854Top 15%
CC Compaq Computer: 1 patents #854 of 1,604Top 55%
📍 Boxboro, MA: #1 of 42 inventorsTop 3%
🗺 Massachusetts: #2,653 of 88,656 inventorsTop 3%
Overall (All Time): #106,949 of 4,157,543Top 3%
33
Patents All Time

Issued Patents All Time

Showing 1–25 of 33 patents

Patent #TitleCo-InventorsDate
11586274 Managing server performance and reliability during reductions in a number of power supply units 2023-02-21
11567553 Power supply unit power level protection limits Andrew Brown 2023-01-31
11243601 Managing server performance and reliability during reductions in a number of power supply units 2022-02-08
10997296 System and method for restoration of a trusted system firmware state James A. Heck, Ralph P. Valentino 2021-05-04
10585608 System and method for securely isolating a system feature Ralph P. Valentino, James A. Heck 2020-03-10
8391022 Multi-function mezzanine board alignment and mounting device, with integrated handle Timothy W. Olesiewicz, Brett C. Ong 2013-03-05
8364851 Scalable efficient I/O port protocol Richard E. Kessler, Samuel H. Duncan, David A. Webb, Steve Lang 2013-01-29
7443694 25 degree tool-less expansion card bracket Mark H. Chen, Stephen Lindquist, Brett C. Ong 2008-10-28
7200770 Restoring access to a failed data storage device in a redundant memory system Maurice B. Steinman 2007-04-03
7065169 Detection of added or missing forwarding data clock signals 2006-06-20
6977979 Enhanced clock forwarding data recovery Darrell D. Donaldson 2005-12-20
6976184 Clock forward initialization and reset signaling technique 2005-12-13
6920516 Anti-starvation interrupt protocol Samuel H. Duncan, David T. Mayo, David Golden 2005-07-19
6826653 Block data mover adapted to contain faults in a partitioned multiprocessor system Samuel H. Duncan, Frederick C. Canter, Darrel D. Donaldson 2004-11-30
6738836 Scalable efficient I/O port protocol Richard E. Kessler, Samuel H. Duncan, David A. Webb, Steve Lang 2004-05-18
6724850 Deterministic hardware behavior between multiple asynchronous clock domains through the novel use of a PLL 2004-04-20
6701387 Adaptive data fetch prediction algorithm Roger Pannel, Samuel H. Duncan, Rajen S. Ramchandani, Andrej Kocev, Jeffrey Scott Willcox +1 more 2004-03-02
6668335 System for recovering data in a multiprocessor system comprising a conduction path for each bit between processors where the paths are grouped into separate bundles and routed along different paths Scott E. Breach, John Eble, Arvind Kumar, Richard E. Kessler, Darrel D. Donaldson 2003-12-23
6640272 Automated backplane cable connection identification system and method David Golden, Glenn Arthur Herdeg 2003-10-28
6629257 System and method to automatically reset and initialize a clocking subsystem with reset signaling technique 2003-09-30
6360285 Apparatus for determining memory bank availability in a computer system David Fenwick, Denis Foley, Ricky C. Hetherington, Dale R. Keck, Elbert Bloom 2002-03-19
6076129 Distributed data bus sequencing for a system bus with separate address and data bus protocols David Fenwick, Denis Foley, Stephen R. Van Doren, Elbert Bloom, Ricky C. Hetherington 2000-06-13
5666551 Distributed data bus sequencing for a system bus with separate address and data bus protocols David Fenwick, Denis Foley, Stephen R. Van Doren, Elbert Bloom, Ricky C. Hetherington 1997-09-09
5652861 System for interleaving memory modules and banks David T. Mayo, Hansel A. Collins 1997-07-29
5544179 Mis-synchronization detection system using a combined error correcting and cycle identifier code 1996-08-06