PLESSEY SEMICONDUCTORS LIMITED

Patent Owner

Watch Compare Add to Portfolio

Stats

Details

Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
H03F AMPLIFIERS 182

Top Patents (by citation)

Upgrade to the Professional Level to View Top Patents for this Owner. Learn More

Recent Publications

  • No Recent Publications to Display

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5440271 Integrated circuit amplifier arrangementsFeb 02, 94Aug 08, 95[H03F]
5193103 Digital phase locked loop circuitJul 15, 91Mar 09, 93[H04I]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5467312 Random access memoryExpiredMar 31, 94Nov 14, 95[G11C]
5463327 Programmable multiplexer logic cellExpiredMay 19, 93Oct 31, 95[H03K]
5463409 Tracker ballsExpiredMay 02, 94Oct 31, 95[G09G]
5453976 Audio signal processor circuitExpiredMar 06, 92Sep 26, 95[H04B]
5418480 Logic cell using only two N type transistors for generating each logic functionExpiredMay 28, 93May 23, 95[H03K]
5382919 Wideband constant impedance amplifiersExpiredOct 20, 93Jan 17, 95[H03F]
5376943 Moving vehicle transponderExpiredJul 02, 93Dec 27, 94[H01Q]
5289278 Duo-binary and/or binary data slicerExpiredFeb 19, 92Feb 22, 94[H04N]
5236769 Fire-resistant composite lining for a garmentExpiredJan 17, 92Aug 17, 93[A41D, B32B]
5230086 Narrow band communication systemExpiredJan 29, 90Jul 20, 93[H04B]
5224055 Machine for circuit designExpiredOct 02, 90Jun 29, 93[G06F]
5172081 Polarizer arrangementExpiredApr 08, 91Dec 15, 92[H01P]
5155455 AM/FM modulator in which AM can be converted to FM by vector additionExpiredApr 01, 91Oct 13, 92[H03C]
5124670 Frequency synthesizers with fractional divisionExpiredJan 24, 91Jun 23, 92[H03L]
5122979 Method and a digital electronic device for the evaluation of an extremum of a set of binary encoded data wordsExpiredMay 29, 90Jun 16, 92[G06F]
5105193 Digital to analogue convertorsExpiredFeb 01, 89Apr 14, 92[H03M]
5057793 Frequency synthesizer PLL having digital and analog phase detectorsExpiredOct 29, 90Oct 15, 91[H03L]
5046047 Circuit arrangement for verifying data stored in a random access memoryExpiredFeb 02, 90Sep 03, 91[G11C]
5042038 Data path checking systemExpiredApr 17, 89Aug 20, 91[G06F]
5031822 Methods of joining componentsExpiredJan 30, 90Jul 16, 91[H01L, B23K]

View all patents..

Top Inventors for This Owner

Upgrade to the Professional Level to View Top Inventors for this Owner. Learn More

We are sorry but your current selection exceeds the maximum number of comparisons () for this membership level. Upgrade to our Level for up to -1 comparisons!

We are sorry but your current selection exceeds the maximum number of portfolios (0) for this membership level. Upgrade to our Level for up to -1 portfolios!.