SB OPERATINGCO, INC.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
G01N INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES 2204
 
  
 
B61B RAILWAY SYSTEMS; EQUIPMENT THEREFOR NOT OTHERWISE PROVIDED FOR 117
 
  
 
G01J MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRA-RED, VISIBLE OR ULTRA-VIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY 177
 
  
 
H03D DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER 148
 
  
 
H04L TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION 1284

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5590602 Article carrier for conveyor systemDec 30, 94Jan 07, 97[B61B]
5438406 Tunable narrowband spectrometer with acousto-optical tunable filterOct 07, 93Aug 01, 95[G01J, G01N]
5396074 Irradiation system utilizing conveyor-transported article carriersMar 19, 93Mar 07, 95[G01N]
5282227 Communication signal detection and acquisitionMay 21, 92Jan 25, 94[H04L, H03D]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5994706 Article irradiation system in which article-transporting conveyor is closely encompassed by shielding materialExpiredMay 09, 97Nov 30, 99[G01N]
5544200 Acquisition of carrier phase and symbol timing through joint estimation of phase and timing adjustmentsExpiredDec 08, 94Aug 06, 96[H04L]
5444528 Tunable spectrometer with acousto-optical tunable filterExpiredJul 27, 94Aug 22, 95[G01J]
5197125 Access assignment in a DAMA communication systemExpiredDec 18, 90Mar 23, 93[G06F]
5067140 Conversion of analog signal into I and Q digital signals with enhanced image rejectionExpiredAug 16, 89Nov 19, 91[H04L]

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