PK

Philip M. Kirshtein

AV Avocent: 12 patents #1 of 53Top 2%
CP Cybex Computer Products: 5 patents #2 of 26Top 8%
Overall (All Time): #256,987 of 4,157,543Top 7%
18
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
9398072 Virtual media systems, methods and devices Steven R. Blackwell, Christopher Thomas, David Stafford, James Vernon Pursel, Paul D. Durden 2016-07-19
7730243 KVM switch system with a simplified external controller 2010-06-01
7643018 Twisted pair communications line system Steven F. Brown, Robert R. Asprey, Winston J. Stewart 2010-01-05
7640382 Virtual media systems, methods and devices Steven R. Blackwell, Christopher Thomas, David Stafford, James Vernon Pursel, Paul D. Durden 2009-12-29
7590763 Device for use in a system for processing keyboard, video and mouse signals Christopher Thomas, Steven F. Brown 2009-09-15
7424551 Passive video multiplexing method and apparatus priority to prior provisional application Vic Odyrna, Christopher Thomas 2008-09-09
7275953 Wire comb Steven F. Brown, Robert V. Seifert, Jr. 2007-10-02
7229310 Circuit board assembly with wire comb Steven F. Brown, Robert V. Seifert, Jr. 2007-06-12
7206348 Twisted pair communications line system Winston J. Stewart, Steven F. Brown, Robert R. Asprey 2007-04-17
7189103 Wire comb overlying spark gap Steven F. Brown, Robert V. Seifert, Jr. 2007-03-13
7062596 Self-synchronizing half duplex matrix switch 2006-06-13
6671756 KVM switch having a uniprocessor that accomodate multiple users and multiple computers Christopher Thomas, Douglas D. Reed, David Stafford 2003-12-30
6377629 Twisted pair communications line system Winston J. Stewart, Steven F. Brown, Robert R. Asprey 2002-04-23
6265951 Method and apparatus for equalizing channel characteristics in a computer extension system 2001-07-24
6184919 Extended length differentially driven analog video link Robert R. Asprey, Thomas V. Lusk 2001-02-06
6185643 Method and apparatus for extending the range between a computer and computer peripherals Robert R. Asprey 2001-02-06
6078974 Method and apparatus for extension of bi-directional open collector signals in a multiplexed data transmission system 2000-06-20
5926509 Twisted pair communicatons line system Winston J. Stewart, Steven F. Brown, Robert R. Asprey 1999-07-20