TECHSEARCH, L.L.C.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
G06F ELECTRIC DIGITAL DATA PROCESSING 1446
 
  
 
G09B EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS 142
 
  
 
G10L SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION 196
 
  
 
G11B INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER 1137

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
RE44044 High capacity compact disk playerNov 24, 04Mar 05, 13[G09B]
6215754 High capacity compact disk playerDec 30, 97Apr 10, 01[G11B]
5402518 Sound storage and sound retrieval system having peripheral with hand operable switchesJul 22, 92Mar 28, 95[G10L]
5088028 Lock converting bus-to-bus interface systemJun 17, 91Feb 11, 92[G06F]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5610857 Memory element with multibit storageExpiredMar 25, 96Mar 11, 97[G11C]
5600739 Optical fiber alignment apparatus for a mechanical optical switchExpiredJun 07, 95Feb 04, 97[G02B]
5559909 Mechanical optical switchExpiredJun 07, 95Sep 24, 96[G02B]
D349290 Controller for a video editing systemExpiredDec 02, 92Aug 02, 94[]
5212485 Analog oscilloscope digitizerExpiredSep 27, 90May 18, 93[H03M]
5200983 Fiso analog signal acquisition system employing CCD array storageExpiredApr 17, 92Apr 06, 93[G11C]
5166609 Adapter and test fixture for an integrated circuit device packageExpiredMay 24, 90Nov 24, 92[H01R, G01R]
5115502 Method and apparatus for determining internal status of a processor using simulation guided by acquired dataExpiredSep 19, 88May 19, 92[G06F]
5104219 Multimode acousto-optic switch and dead zone correction methodExpiredApr 12, 91Apr 14, 92[G01N]
5072369 Interface between buses attached with cached modules providing address space mapped cache coherent memory access with SNOOP hit memory updatesExpiredApr 07, 89Dec 10, 91[G06F]
5056014 Network simulation systemExpiredSep 11, 87Oct 08, 91[G06F]
5046832 Multimode acousto-optic switch and dead zone correction methodExpiredJan 11, 90Sep 10, 91[G01N, G02F]
4993066 Method for television scramblingExpiredFeb 26, 87Feb 12, 91[H04N]
4877404 Graphical interactive software systemExpiredJan 04, 88Oct 31, 89[G09B]
4866663 Simulation systemExpiredFeb 13, 87Sep 12, 89[G06F]
4831222 Integrated pad switchExpiredApr 29, 85May 16, 89[H01H]
4814872 Digital video probe systemExpiredJun 04, 87Mar 21, 89[H04N]
4801813 Event distribution and combination systemExpiredApr 21, 87Jan 31, 89[H02J]
4794355 Heat sink for magnetically tuned filterExpiredAug 31, 87Dec 27, 88[H01P]
4777522 Nonstandard video signal detector having h-sync to subcarrier phase detectionExpiredSep 04, 87Oct 11, 88[H04N]

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