NATIONAL INSTITUTE OF INFORMATION AND

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
G01S RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES1108
 
  
 
H01L SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR 1361
 
  
 
H01Q AERIALS 1109
 
  
 
H04B TRANSMISSION 1209

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
6529745 Radio wave arrival direction estimating antenna apparatusOct 06, 99Mar 04, 03[H04B, G01S]
6518932 Radio communication deviceAug 15, 01Feb 11, 03[H01Q]
6051454 Semiconductor device and method for fabricating the sameSep 10, 98Apr 18, 00[H01L]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6691000 Robot-arm telemanipulating system presenting auditory informationExpiredJul 25, 02Feb 10, 04[G06F]
6622093 Method and system for predicting rapid motion in earth's crust on basis of electromagnetic field observationExpiredSep 28, 00Sep 16, 03[G01V]
6442146 Time-division multiple-access communication systemExpiredMay 11, 98Aug 27, 02[H04B]
6061579 Hand-held mobile phone terminalExpiredJun 24, 97May 09, 00[H04B]
5694129 Method of imminent earthquake prediction by observation of electromagnetic field and system for carrying out the sameExpiredAug 29, 95Dec 02, 97[G01S, G01V]
5173926 Convolutionally-encoded quadrature frequency-modulation systemExpiredApr 26, 91Dec 22, 92[H04L]

Top Inventors for This Owner

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