DB

Douglas B. Boyle

Lsi Logic: 23 patents #39 of 1,957Top 2%
MS Monterey Design Systems: 8 patents #1 of 38Top 3%
SU Suvolta: 1 patents #34 of 61Top 60%
SY Synopsys: 1 patents #1,143 of 2,302Top 50%
Overall (All Time): #103,565 of 4,157,543Top 3%
34
Patents All Time

Issued Patents All Time

Showing 25 most recent of 34 patents

Patent #TitleCo-InventorsDate
9495295 Photonics-optimized processor system Birendra Dutt 2016-11-15
8035139 Dynamic random access memory having junction field effect transistor cell access device 2011-10-11
6961916 Placement method for integrated circuit design using topo-clustering Majid Sarrafzadeh, Lawrence Pileggi, Sharad Malik, Feroze P. Taraporevala, Abhijeet Chakraborty +4 more 2005-11-01
6557145 Method for design optimization using logical and physical information James S. Koford 2003-04-29
6493658 Optimization processing for integrated circuit physical design automation system using optimally switched fitness improvement algorithms James S. Koford, Michael D. Rostoker, Edwin R. Jones, Ranko Scepanovic 2002-12-10
6449756 Method for accurate and efficient updates of timing information logic synthesis, placement and routing for integrated circuit design Sharad Malik, Lawrence Pileggi, Eric McCaughrin, Abhijeet Chakraborty 2002-09-10
6442743 Placement method for integrated circuit design using topo-clustering Majid Sarrafzadeh, Lawrence Pileggi, Sharad Malik, Feroze P. Taraporevala, Abhijeet Chakraborty +4 more 2002-08-27
6385760 System and method for concurrent placement of gates and associated wiring Lawrence Pileggi, Majid Sarrafzadeh, Gary K. Yeap, Feroze P. Taraporevala, Tong Gao 2002-05-07
6367051 System and method for concurrent buffer insertion and placement of logic gates Lawrence Pileggi, Sharad Malik, Emre Tuncer, Abhijeet Chakraborty, Satyamurthy Pullela +1 more 2002-04-02
6286128 Method for design optimization using logical and physical information Lawrence Pileggi, Majid Sarrafzadeh, Sharad Malik, Abhijeet Chakraborty, Archie Li +17 more 2001-09-04
6192508 Method for logic optimization for improving timing and congestion during placement in integrated circuit design Sharad Malik, Lawrence Pileggi, Abhijeet Chakraborty, Gary K. Yeap 2001-02-20
6155725 Cell placement representation and transposition for integrated circuit physical design automation system Ranko Scepanovic, James S. Koford, Edwin R. Jones, Michael D. Rostoker 2000-12-05
6118870 Microprocessor having instruction set extensions for decryption and multimedia applications Michael D. Rostoker 2000-09-12
6099580 Method for providing performance-driven logic optimization in an integrated circuit layout design James S. Koford 2000-08-08
6092229 Single chip systems using general purpose processors Michael D. Rostoker 2000-07-18
5963975 Single chip integrated circuit distributed shared memory (DSM) and communications nodes James S. Koford, Edwin R. Jones, Ranko Scepanovic, Michael D. Rostoker 1999-10-05
5914887 Congestion based cost factor computing apparatus for integrated circuit physical design automation system Ranko Scepanovic, James S. Koford, Edwin Jones, Michael D. Rostoker 1999-06-22
5903461 Method of cell placement for an integrated circuit chip comprising chaotic placement and moving windows Michael D. Rostoker, James S. Koford, Edwin R. Jones, Ranko Scepanovic 1999-05-11
5875117 Simultaneous placement and routing (SPAR) method for integrated circuit physical design automation system Edwin R. Jones, James S. Koford, Ranko Scepanovic, Michael D. Rostoker 1999-02-23
5870313 Optimization processing for integrated circuit physical design automation system using parallel moving windows James S. Koford, Ranko Scepanovic, Edwin R. Jones, Michael D. Rostoker 1999-02-09
5864854 System and method for maintaining a shared cache look-up table 1999-01-26
5835378 Computer implemented method for leveling interconnect wiring density in a cell placement for an integrated circuit chip Ranko Scepanovic, James S. Koford, Valeriy B. Kudryavtsev, Alexander E. Andreev, Stanislav V. Aleshin +1 more 1998-11-10
5815403 Fail-safe distributive processing method for producing a highest fitness cell placement for an integrated circuit chip Edwin R. Jones, James S. Koford, Ranko Scepanovic, Michael D. Rostoker 1998-09-29
5793644 Cell placement alteration apparatus for integrated circuit chip physical design automation system James S. Koford, Ranko Scepanovic, Edwin R. Jones, Michael D. Rostoker 1998-08-11
5781439 Method for producing integrated circuit chip having optimized cell placement Michael D. Rostoker, James S. Koford, Edwin R. Jones, Ranko Scepanovic 1998-07-14