SEMCO LLC

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
F24F AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING 441
 
  
 
F25D REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT COVERED BY ANY OTHER SUBCLASS 244
 
  
 
F24D DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR 119
 
  
 
F28F DETAILS OF HEAT-EXCHANGE OR HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION 151
 
  
 
G01F MEASURING VOLUME, VOLUME FLOW, MASS FLOW, OR LIQUID LEVEL; METERING BY VOLUME 158
 
  
 
G05D SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES 183

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2017/0356,661 AIR CONDITIONING WITH RECOVERY WHEEL, PASSIVE DEHUMIDIFICATION WHEEL, COOLING COIL, AND SECONDARY DIRECT-EXPANSION CIRCUITJun 07, 17Dec 14, 17[F24F]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9625222 Chilled beam pump module, system, and methodFeb 01, 13Apr 18, 17[G05D, F28F, F24F]
7886986 Building, ventilation system, and recovery device controlNov 08, 06Feb 15, 11[F24F]
6751964 Desiccant-based dehumidification system and methodJun 28, 02Jun 22, 04[F25D]
6199388 System and method for controlling temperature and humidityMar 10, 99Mar 13, 01[F25D]
6016710 Method and apparatus for measuring the quantity of outdoor air processed by an air preconditioning moduleFeb 11, 98Jan 25, 00[G01F]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5372061 Espresso/cappuccino apparatus and methodExpiredApr 14, 93Dec 13, 94[A47J]

Top Inventors for This Owner

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