Redwood Systems, Inc.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
H05B ELECTRIC HEATING; ELECTRIC LIGHTING NOT OTHERWISE PROVIDED FOR 11100
 
  
 
G08B SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS 787
 
  
 
G01J MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRA-RED, VISIBLE OR ULTRA-VIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY 474
 
  
 
G05F SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES 397
 
  
 
G06F ELECTRIC DIGITAL DATA PROCESSING 3444
 
  
 
H04B TRANSMISSION 3207
 
  
 
G05D SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES 282
 
  
 
H01J ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS 2126
 
  
 
F21S NON-PORTABLE LIGHTING DEVICES OR SYSTEMS THEREOF 155
 
  
 
F21V FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR 1109

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2015/0120,360 OVERHEAD-MOUNTED INFRARED SENSOR ARRAY BASED HOTELING SYSTEMS AND RELATED METHODSOct 23, 14Apr 30, 15[G06Q, G01V]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9583979 Powering a fixture from AC and DC sourcesOct 20, 14Feb 28, 17[H02J, G08B, H05B, H04B, G05F]
9572228 Commissioning lighting systemsJan 09, 15Feb 14, 17[H05B]
9347834 Infrared sensor array based temperature monitoring systems for data centers and related methodsOct 22, 14May 24, 16[G01J, H05B, H05K]
8981913 Commissioning lighting systemsFeb 11, 11Mar 17, 15[H05B]
8890663 Transmission of power and data at multiple power levelsApr 10, 13Nov 18, 14[H03K, G08C]
8890679 Smart power deviceFeb 18, 13Nov 18, 14[H02J, G08B, H05B, H04B, G05F]
8860316 Selective light sensor and daylight managementDec 16, 11Oct 14, 14[H05B, G05F]
8860324 Selective light sensor and auto-commissioningDec 16, 11Oct 14, 14[H05B]
8809788 Rotating sensor for occupancy detectionOct 26, 11Aug 19, 14[G08B, G01J, G07C]
8759734 Directional sensors for auto-commissioning lighting systemsFeb 23, 12Jun 24, 14[G01J]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2014/0088,904 MOTION DETECTION AUTOTUNINGAbandonedSep 27, 12Mar 27, 14[G06F, G01P, F24F]
2013/0241,699 DEVICE TRACKING WITH LIGHTING SYSTEMAbandonedMar 19, 12Sep 19, 13[G06K]
2012/0173,031 REAL-TIME POWER POINT CALIBRATIONAbandonedDec 29, 10Jul 05, 12[H02J, G06F]
2012/0109,389 DISTRIBUTED POWER POINT CONTROLAbandonedOct 27, 10May 03, 12[G06F]
2011/0241,567 HYBRID FLOURESCENT LIGHT CONTROLLERAbandonedApr 02, 10Oct 06, 11[H05B]
2011/0199,020 METHODS OF COMMISSIONING LIGHTING SYSTEMSAbandonedFeb 18, 10Aug 18, 11[H05B]
2011/0101,872 SYSTEMS AND METHODS FOR EMBEDDING INTERRUPTS INTO A SERIAL DATA STREAMAbandonedOct 30, 09May 05, 11[H04L, H05B, G06F]

Top Inventors for This Owner

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