ZEXEL CORPORATION

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B60R VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR 1109
 
  
 
C07H SUGARS; DERIVATIVES THEREOF; NUCLEOSIDES; NUCLEOTIDES; NUCLEIC ACIDS 198
 
  
 
C12N MICRO-ORGANISMS OR ENZYMES; COMPOSITIONS THEREOF 1166
 
  
 
C12P FERMENTATION OR ENZYME-USING PROCESSES TO SYNTHESISE A DESIRED CHEMICAL COMPOUND OR COMPOSITION OR TO SEPARATE OPTICAL ISOMERS FROM A RACEMIC MIXTURE 198
 
  
 
F02M SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF 182
 
  
 
F02N STARTING OF COMBUSTION ENGINES 132
 
  
 
F28F DETAILS OF HEAT-EXCHANGE OR HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION 151
 
  
 
G01C MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY 1104
 
  
 
G08G TRAFFIC CONTROL SYSTEMS 166
 
  
 
G10D MUSICAL INSTRUMENTS NOT OTHERWISE PROVIDED FOR 120

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
6259987 Method and apparatus for using non-digitized cities for route calculationSep 18, 00Jul 10, 01[G01C]
6170565 Heat exchangerJul 28, 98Jan 09, 01[F28F]
6147626 Determination of zero-angular-velocity output level for angular velocity sensorAug 11, 98Nov 14, 00[G08G]
6040156 DNA encoding glucuronyltransferaseApr 14, 98Mar 21, 00[C07H, C12P, C12N]
5925839 Bridge for supporting the strings of a musical instrumentFeb 11, 98Jul 20, 99[G10H, G10D]
5558068 Solenoid valve unit for fuel injection apparatusMay 26, 95Sep 24, 96[F02M, F02N]
5262949 Control system for vehicle safety deviceMar 08, 93Nov 16, 93[B60R]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6396379 Coil deviceExpiredMar 13, 01May 28, 02[H01F]
2001/0001,848 VEHICLE NAVIGATION SYSTEM PROVIDING TRAFFIC ADVISORIES BASED ON TRAFFIC INFORMATION AND LEARNED ROUTEAbandonedJun 25, 98May 24, 01[G01C]
5988988 Capacity control valve device for variable capacity swash plate compressorsExpiredAug 26, 97Nov 23, 99[F16K, F04B]
5923134 Method and device for driving DC brushless motorExpiredNov 17, 97Jul 13, 99[H02P]
5915360 Spill control apparatus for fuel injection systemExpiredApr 01, 98Jun 29, 99[F02M]
5917651 Window structure of an indicator unitExpiredMay 20, 98Jun 29, 99[G02B]
5915070 Motor driving apparatus for pulse-width modulation controlling a DC voltage according to a rotation speed setting informationExpiredDec 17, 97Jun 22, 99[H02P]
5911207 Fuel injection pumpExpiredFeb 18, 98Jun 15, 99[F02M, F02B]
5908070 Heat exchangerExpiredJun 04, 97Jun 01, 99[F28F]
5895860 Heat exchanging medium pressure measuring apparatusExpiredOct 22, 97Apr 20, 99[G01L, G01F]
5893412 Laminated heat exchangerExpiredMar 24, 98Apr 13, 99[F28D]
5887571 Fuel injection pump plungerExpiredOct 29, 97Mar 30, 99[F02M]
5889733 Timer device for distributor type fuel injection apparatusExpiredMar 27, 98Mar 30, 99[F02M, G04B]
5881804 Laminated heat exchangerExpiredMay 22, 97Mar 16, 99[F28D]
5881805 Laminated heat exchangerExpiredFeb 17, 98Mar 16, 99[F28D]
RE36119 Solenoid valve unit for fuel injection apparatusExpiredJun 13, 97Mar 02, 99[F02M, F02N]
5875643 Refrigeration cycle capacity enhancement apparatusExpiredFeb 20, 98Mar 02, 99[F25B]
5868198 Header pipes for heat exchangerExpiredDec 30, 97Feb 09, 99[F28D]
5857444 Inner cam system distributor type fuel injectorExpiredAug 28, 97Jan 12, 99[F02M]
5842647 Fuel injection nozzleExpiredNov 15, 96Dec 01, 98[F02M]

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