Inventor
LEWIS DAVID M
GB31 patents
⚠️ This page may combine multiple inventors who share the name “LEWIS DAVID M”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ALTERA CORP
7 patentsUS7218133B2May 15, 2007
Versatile logic element and logic array block
ALTERA CORP16 citations92
US6937064B1Aug 30, 2005
Versatile logic element and logic array block
ALTERA CORP26 citations92
US6630842B1Oct 7, 2003
Routing architecture for a programmable logic device
ALTERA CORP25 citations92
US6970014B1Nov 29, 2005
Routing architecture for a programmable logic device
ALTERA CORP15 citations83
US7432734B2Oct 7, 2008
Versatile logic element and logic array block
ALTERA CORP6 citations73
US6895570B2May 17, 2005
System and method for optimizing routing lines in a programmable logic device
ALTERA CORP3 citations63
US7671626B1Mar 2, 2010
Versatile logic element and logic array block
ALTERA CORP0 citations52
SEAGATE TECHNOLOGY
5 patentsUS5045811ASep 3, 1991
Tuned ring oscillator
SEAGATE TECHNOLOGY86 citations96
US5255383AOct 19, 1993
Method and apparatus for skewing a memory read clock signal in a magnetic disk drive system
SEAGATE TECHNOLOGY22 citations89
US5347638ASep 13, 1994
Method and apparatus for reloading microinstruction code to a SCSI sequencer
SEAGATE TECHNOLOGY44 citations88
US5280601AJan 18, 1994
Buffer memory control system for a magnetic disc controller
SEAGATE TECHNOLOGY28 citations86
US5043606AAug 27, 1991
Apparatus and method for programmably controlling the polarity of an I/O signal of a magnetic disk drive
SEAGATE TECHNOLOGY11 citations74