Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
RT

Robert E. Thomas — 28 Patents

DEDigital Equipment: 11 patents #60 of 2,100Top 3%
CSCabletron Systems: 10 patents #4 of 189Top 3%
CCCompaq Computer: 3 patents #362 of 1,604Top 25%
ENEnterasys Networks: 2 patents #28 of 120Top 25%
Kabushiki Kaisha Toshiba: 1 patents #13,641 of 21,451Top 65%
Hudson, MA: #9 of 327 inventorsTop 3%
Massachusetts: #3,526 of 88,656 inventorsTop 4%
Overall (All Time): #134,628 of 4,157,543Top 4%
28 Patents All Time
Robert E. Thomas has been granted 28 US patents while listed as an inventor at Digital Equipment. The first was granted in 1990 and the most recent in May 2003. Robert E. Thomas ranks #134,628 of 4,157,543 US inventors in our database (top 3.2%). Patent records list Robert E. Thomas in Hudson, MA, US.

Issued Patents All Time

Showing 1–25 of 28 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
6560236 Virtual LANs George Varghese, John Bassett, Peter Higginson, Graham Cobb, Barry A. Spinney +1 more 2003-05-06 $12,349,000
6466997 Method and apparatus for performing TX raw cell status report frequency and interrupt frequency mitigation in a network node Theodore L. Ross, Douglas M. Washabaugh, Peter J. Roman, Wing Cheung, Koichi Tanaka +1 more 2002-10-15 $6,174,000
6337851 Method and apparatus for relative error scheduling in a communications network using discrete rates and proportional rate scaling Anna Charny, Wing Cheung, Peter J. Roman 2002-01-08 $66,484,000
6212567 Method and apparatus for performing raw cell status report frequency mitigation on receive in a network node Douglas M. Washabaugh, Peter J. Roman, Wing Cheung 2001-04-03 $34,661,000
6167049 Non-zero minimum cell rate for available bit rate ATM service Tong-Bi Pei, Kohei Abe 2000-12-26 $55,893,000
6108305 Method and apparatus for relative error scheduling in a communications network using discrete rates and proportional rate scaling Anna Charny, Wing Cheung, Peter J. Roman 2000-08-22 $97,982,000
6067563 Method and apparatus for avoiding control reads in a network node Douglas M. Washabaugh, Peter J. Roman, Wing Cheung 2000-05-23 $20,878,000
5995995 Apparatus and method for scheduling virtual circuit data for DMA from a host memory to a transmit buffer memory Robert J. Simcoe, Peter J. Roman, Anna Charny, Wing Cheung 1999-11-30 $73,098,000
5970229 Apparatus and method for performing look-ahead scheduling of DMA transfers of data from a host memory to a transmit buffer memory Peter J. Roman, Wing Cheung 1999-10-19 $23,197,000
5966546 Method and apparatus for performing TX raw cell status report frequency and interrupt frequency mitigation in a network node Theodore L. Ross, Douglas M. Washabaugh, Peter J. Roman, Wing Cheung, Koichi Tanaka +1 more 1999-10-12 $53,030,000
5963556 Device for partitioning ports of a bridge into groups of different virtual local area networks George Varghese, John Bassett, Peter Higginson, Graham Cobb, Barry A. Spinney +1 more 1999-10-05
5960215 Transmit data FIFO for flow controlled data Robert J. Simcoe, Peter J. Roman, Koichi Tanaka 1999-09-28
5941952 Apparatus and method for transferring data from a transmit buffer memory at a particular rate Peter J. Roman, Wing Cheung 1999-08-24 $47,397,000
5922046 Method and apparatus for avoiding control reads in a network node Douglas M. Washabaugh, Peter J. Roman, Wing Cheung 1999-07-13 $22,489,000
5905723 System for achieving scalable router performance George Varghese, David R. Oran 1999-05-18 $38,915,000
5867480 Method and apparatus for controlling congestion in a network node Koichi Tanaka, Peter J. Roman, Wing Cheung, Shinichi Mizuguchi 1999-02-02 $26,821,000
5862206 Method and apparatus for performing raw cell status report frequency mitigation on transmit in a network node Douglas M. Washabaugh, Peter J. Roman, Wing Cheung 1999-01-19 $28,563,000
5822612 Apparatus and method for managing schedule table pointers Peter J. Roman, Koichi Tanaka, Wing Cheung 1998-10-13
5796966 Method and apparatus for dynamically controlling data routes through a network Robert J. Simcoe, George Varghese 1998-08-18
5535209 Method and apparatus for transporting timed program data using single transport schedule Stephen D. Glaser, Robert J. Walsh 1996-07-09 $6,962,000
5434855 Method and apparatus for selective interleaving in a cell-switched network Radia J. Perlman, Charles W. Kaufman, William Hawe 1995-07-18 $16,418,000
5418967 Fast arbiter having easy scaling for large numbers of requesters, large numbers of resource types with multiple instances of each type, and selectable queuing disciplines Robert J. Simcoe 1995-05-23 $10,518,000
5390173 Packet format in hub for packet data communications system Barry A. Spinney, Robert J. Simcoe, George Varghese 1995-02-14 $7,852,000
5313641 Fast arbiter having easy scaling for large numbers of requesters, large numbers of resource types with multiple instances of each type, and selectable queing disciplines Robert J. Simcoe 1994-05-17 $2,500,000
5303391 Fast arbiter having easy scaling for large numbers of requesters, large numbers of resource types with multiple instances of each type, and selectable queuing disciplines Robert J. Simcoe 1994-04-12 $3,377,000