DH Technologies Development Pte. Ltd.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
H01J ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS 23105
 
  
 
G01N INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES 12194
 
  
 
B01D SEPARATION 6128
 
  
 
A61K PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES 1254
 
  
 
B05B SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES 163
 
  
 
C07D HETEROCYCLIC COMPOUNDS 1161
 
  
 
C09B ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES; MORDANTS; LAKES 142
 
  
 
C12Q MEASURING OR TESTING PROCESSES INVOLVING ENZYMES OR MICRO-ORGANISMS 1124
 
  
 
F16K VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING172
 
  
 
F23D BURNERS 131

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9347917 Mass spectrometry systems and methods for analyses on lipid and other ions using a unique workflowMar 28, 13May 24, 16[H01J, G01N]
9305762 Mass analysis system with low pressure differential mobility spectrometerDec 04, 12Apr 05, 16[H01J, G01N]
9299548 Method for mass spectrometryOct 26, 12Mar 29, 16[H01J]
9257267 Composition, method, and kit for calibrating a mass spectrometerMar 30, 12Feb 09, 16[H01J]
9196468 Method and system for introducing make-up flow in an electrospray ion source systemMay 17, 13Nov 24, 15[H01J, B05B, G01N, F23D]
9188596 Quantitative analysis of vitamin D3, vitamin D2, and metabolites thereofDec 12, 13Nov 17, 15[G01N]
9165753 Ionization with femtosecond lasers at elevated pressureDec 04, 12Oct 20, 15[H01J]
8940545 Mass spectrometry quantitation of P450 isoforms in hepatocytesOct 14, 10Jan 27, 15[G01N, C07K]
8890062 Differential mobility spectrometer and methods thereofNov 21, 12Nov 18, 14[H01J, G01N, B01D]
8853133 Analyte determination utilizing mass tagging reagents comprising a non-encoded detectable labelDec 20, 12Oct 07, 14[C12Q, C07D, G01N, C09B]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2015/0260,684 METHOD AND APPARATUS FOR ION MOBILITY SPECTROMETRYAbandonedNov 16, 13Sep 17, 15[H01J, G01N]
2014/0374,589 METHOD AND APPARATUS FOR IMPROVED SENSITIVITY IN A MASS SPECTROMETERAbandonedFeb 01, 13Dec 25, 14[H01J]
2014/0353,491 CREATING AN ION-ION REACTION REGION WITHIN A LOW-PRESSURE LINEAR ION TRAPAbandonedDec 06, 12Dec 04, 14[H01J]
2013/0280,745 HIGH-THROUGHPUT, SENSITIVE DETECTION OF GLUCOSE-6-PHOSPHATE DEHYDROGENASEAbandonedNov 17, 11Oct 24, 13[C12Q]
2013/0181,125 METHOD AND SYSTEM FOR INCREASING THE DYNAMIC RANGE OF ION DETECTORSAbandonedAug 18, 11Jul 18, 13[H01J]
8129676 Surface enhanced Raman spectroscopy detection with ion separation pre-filterExpiredDec 17, 07Mar 06, 12[H01J, B01D]
2011/0236,982 ANALYSIS OF MASS SPECTRAL DATA IN THE QUIET ZONESAbandonedDec 14, 10Sep 29, 11[G01N, G06F]
2011/0101,214 COUPLING DIFFERENTIAL MOBILITY BASED AMBIENT PRESSURE ION PREFILTERING AND ION FOCUSING AT LOW FLOW RATES FOR A PORTABLE MASS SPECTROMETERAbandonedAug 13, 10May 05, 11[H01J]
2011/0006,200 Methods And Apparatus For Mass Spectrometry With High Sample UtilizationAbandonedJul 01, 10Jan 13, 11[H01J]
2010/0311,176 METHOD OF MASS ANALYSIS OF TARGET MOLECULES IN COMPLEX MIXTURESAbandonedMay 23, 08Dec 09, 10[G01N]
2010/0243,882 HEATED OPTICAL COMPONENTSAbandonedMar 26, 10Sep 30, 10[G02B, B01D]

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