WATLOW ELECTRIC MANUFACTURING COMPANY

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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 9536
 
  
 
H01L SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR 23339
 
  
 
1303 EQUIPMENT FOR DISTRIBUTION OR CONTROL OF ELECTRIC POWER2348
 
  
 
G01K MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR 1927
 
  
 
F01N GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL-COMBUSTION ENGINES 1162
 
  
 
H01C RESISTORS1018
 
  
 
F24H FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, IN GENERAL 819
 
  
 
G06F ELECTRIC DIGITAL DATA PROCESSING 8439
 
  
 
G05B CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS 794
 
  
 
G05D SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES 579

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2017/0363,663 POWER CONVERTER FOR A THERMAL SYSTEMJun 15, 17Dec 21, 17[G01R, F24D]
2017/0359,857 HEATER ELEMENT AS SENSOR FOR TEMPERATURE CONTROL IN TRANSIENT SYSTEMSMar 02, 17Dec 14, 17[G01K, H05B, F01N, G05D]
2017/0254,241 THERMAL STORAGE DEVICE FOR USE IN A FLUID FLOW SYSTEMMar 02, 17Sep 07, 17[F01N]
2017/0254,242 DUAL-PURPOSE HEATER AND FLUID FLOW MEASUREMENT SYSTEMMar 02, 17Sep 07, 17[G01K, H05B, F01N, F02D, G01F]
2017/0254,248 SYSTEM AND METHOD FOR AXIAL ZONING OF HEATING POWERMar 02, 17Sep 07, 17[F01N]
2017/0254,565 HEATER BUNDLE FOR ADAPTIVE CONTROL AND METHOD OF REDUCING CURRENT LEAKAGEJul 07, 16Sep 07, 17[F24H]
2017/0257,909 HEATER ELEMENT HAVING TARGETED DECREASING TEMPERATURE RESISTANCE CHARACTERISTICSMar 02, 17Sep 07, 17[H05B]
2017/0229,331 TEMPERATURE SENSING SYSTEM FOR ROTATABLE WAFER SUPPORT ASSEMBLYFeb 08, 17Aug 10, 17[H01L]
2017/0221,734 PEDESTAL CONSTRUCTION WITH LOW COEFFICIENT OF THERMAL EXPANSIION TOPApr 11, 17Aug 03, 17[H01L]
2017/0192,443 PROCESS CONTROLLER WITH AN INTEGRATED OPTICAL DETECTORMar 21, 17Jul 06, 17[G05D]

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9885615 Movable contact sensor assembly having sealed constructionJan 02, 15Feb 06, 18[G01K]
9826574 Integrated heater and sensor systemOct 28, 15Nov 21, 17[H05B]
9812342 Reduced wire count heater array blockDec 08, 15Nov 07, 17[H01L, H05B]
9758854 Method for the production of an electrically conductive resistive layer and heating and/or cooling deviceMar 26, 15Sep 12, 17[C23C, F24H, H05B, H01C]
9708945 Electric heating assisted passive and active regeneration for efficient emission controls of diesel enginesJul 15, 15Jul 18, 17[F01N]
9673077 Pedestal construction with low coefficient of thermal expansion topMar 15, 13Jun 06, 17[H01L, H05B]
9625923 Process controller with integrated optical sensingApr 16, 14Apr 18, 17[G05B, G05D]
9553006 High definition heater system having a fluid mediumAug 30, 12Jan 24, 17[H01L, H05B, G05D]
9532404 Flow through heaterApr 28, 11Dec 27, 16[F24H, H05B, A61F, A61M]
9518946 Thermographic inspection systemDec 04, 13Dec 13, 16[G01J, G01N]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2015/0349,234 Methods Of Making A Specialty Junction Thermocouple For Use In High Temperature And Corrosive EnvironmentsAbandonedAug 11, 15Dec 03, 15[H01L, G01K, H01R]
2015/0004,400 SUPPORT ASSEMBLY FOR USE IN SEMICONDUCTOR MANUFACTURING TOOLS WITH A FUSIBLE BONDAbandonedJun 28, 13Jan 01, 15[H01J, H01L, B32B]
2013/0329,767 CARGO MONITORING SENSOR WITH HANDLEAbandonedJun 12, 13Dec 12, 13[G01K]
2013/0319,494 SPECIALITY JUNCTION THERMOCOUPLE FOR USE IN HIGH TEMPERATURE AND CORROSIVE ENVIRONMENTAbandonedJun 01, 12Dec 05, 13[H01L]
2013/0152,383 MOISTURE RESISTANT LAYERED SLEEVE HEATER AND METHOD OF MANUFACTURE THEREOFAbandonedFeb 08, 13Jun 20, 13[H01C]
2011/0265,315 LAYERED HEATER SYSTEM HAVING CONDUCTIVE OVERLAYSAbandonedJul 05, 11Nov 03, 11[H01C]
2008/0266,742 Apparatus and method for increasing switching life of electromechanical contacts in a hybrid power switching deviceAbandonedApr 30, 07Oct 30, 08[H01H]
2008/0078,756 LAYERED HEATER SYSTEM HAVING CONDUCTIVE OVERLAYSAbandonedJul 20, 07Apr 03, 08[H05B]
2007/0289,322 Air handler unit fan installation and control methodAbandonedApr 30, 07Dec 20, 07[F25B]
2007/0251,938 Ceramic heater and method of securing a thermocouple theretoAbandonedApr 26, 06Nov 01, 07[H05B]
2007/0174,559 Control system and methodAbandonedJan 12, 07Jul 26, 07[G06F]
2007/0138,166 Two-wire layered heater systemAbandonedFeb 13, 07Jun 21, 07[H05B]
2007/0124,907 Split-sleeve heater and removal toolAbandonedNov 21, 06Jun 07, 07[B23P]
2007/0023,419 Variable watt density layered heaterAbandonedSep 28, 06Feb 01, 07[H05B]
2006/0249,507 Modular controller user interface and methodAbandonedFeb 21, 06Nov 09, 06[H05B]
2006/0229,740 Portable user interface assembly and methodAbandonedFeb 21, 06Oct 12, 06[G05B]
2006/0230,297 Electronic device mounting assembly and methodAbandonedFeb 21, 06Oct 12, 06[G06F]
2006/0113,297 Combined material layering technologies for electric heatersAbandonedJan 12, 06Jun 01, 06[H05B]
2006/0108,354 Method for the production of an electrically conductive resistive layer and heating and/or cooling deviceAbandonedJan 09, 06May 25, 06[H05B]
7034258 Hot runner heater device and method of manufacture thereofExpiredMar 13, 03Apr 25, 06[H05B]

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