ANDO ELECTRIC CO., LTD.

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Technologies

Intl Class Technology # of Patents Rank
 
 
 
G01J MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRA-RED, VISIBLE OR ULTRA-VIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY 354
 
 
 
G01N INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES 2136
 
 
 
B41F PRINTING MACHINES OR PRESSES 131
 
 
 
B44C PRODUCING DECORATIVE EFFECTS 133
 
 
 
H01J ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS 1112
 
 
 
H05K PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS 0103

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2005/0018,174 Apparatus and method for measuring characteristics of iptical fibersJun 08, 04Jan 27, 05[G01N]
2004/0223,136 Optical pulse testing deviceJun 22, 04Nov 11, 04[G01N]
2004/0061,849 Optical power measuring apparatusSep 25, 03Apr 01, 04[G01J]
2004/0042,016 Optical interferometerSep 03, 03Mar 04, 04[G01B]
2004/0036,012 PhotodetectorAug 26, 03Feb 26, 04[H01J]
2004/0012,423 Phase locked loop circuit using fractional frequency dividerJul 16, 03Jan 22, 04[H03L]
2004/0013,430 Wavelength monitor and motor driving and controlling deviceJul 15, 03Jan 22, 04[H04J]
2003/0234,922 Filter processing system for the output signal of optical time domain reflectometer in the chromatic dispersion distribution measurement apparatusJan 16, 03Dec 25, 03[G01N]
2003/0223,765 Optical sampling measurement apparatus and optical sampling measurement methodMay 27, 03Dec 04, 03[H04B]
2003/0202,176 Optical power meterApr 29, 03Oct 30, 03[G01J]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
7,180,582 Apparatus and method for measuring characteristics of optical fibersJun 08, 04Feb 20, 07[G01N]
7,084,964 Optical power measuring apparatusSep 25, 03Aug 01, 06[G01J]
7,022,967 Photodetector with plural switched feedback resistorsAug 26, 03Apr 04, 06[H01J]
6,906,798 Multi-path monochromatorJan 16, 03Jun 14, 05[G01J]
6,882,410 Filter processing system for the output signal of optical time domain reflectometer in the chromatic dispersion distribution measurement apparatusJan 16, 03Apr 19, 05[G01N]
6,474,229 Marking device and marking methodApr 04, 01Nov 05, 02[B44C, B41F]
6,044,195 Wavelength dependence correction method in optical variable attenuatorMar 26, 98Mar 28, 00[G02B, H04B]
5,286,966 Frequency stabilized light sourceMay 05, 92Feb 15, 94[G01J]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Filing Date Issue/Pub Date Intl Class
7,030,352 Optical sampling measurement apparatus and optical sampling measurement methodMay 27, 03Apr 18, 06[G01J]
6,944,193 Wavelength tuning mechanismMar 24, 03Sep 13, 05[H01S]
6,932,500 Wavelength variable light source apparatus with an optical connector between a light source slot section and a main control sectionApr 21, 03Aug 23, 05[H01S]
6,914,464 Phase locked loop circuit using fractional frequency dividerJul 16, 03Jul 05, 05[H03L]
6,900,883 Wavelength dependence measuring systemMar 03, 03May 31, 05[G01N]
6,760,110 Low coherent reflectometerOct 16, 01Jul 06, 04[G01B, H04B, G01N]
2004/0042,016 Optical interferometerSep 03, 03Mar 04, 04[G01B]
2004/0013,430 Wavelength monitor and motor driving and controlling deviceJul 15, 03Jan 22, 04[H04J]
2003/0202,176 Optical power meterApr 29, 03Oct 30, 03[G01J]
2003/0161,426 Bit error measuring apparatus and trigger signal generating circuit for the bit error measuring apparatusFeb 20, 03Aug 28, 03[H04L]
2003/0112,043 PLL circuit and control method for PLL circuitNov 19, 02Jun 19, 03[H03L]
2003/0098,684 Handler for tape carrier packages and method of traveling tape carrier package tapeNov 15, 02May 29, 03[G01R]
2003/0067,601 Tunable filter with wavelength monitorMar 07, 02Apr 10, 03[G01J]
2003/0063,280 MonochromatorAug 29, 02Apr 03, 03[G01J]
2003/0038,886 SIGNAL RECORDING/PLAYBACK DEVICEDec 17, 97Feb 27, 03[H04N]
2003/0007,149 Depolarizer and spectroscopeJun 10, 02Jan 09, 03[G01J]
6,504,613 Optical interferometer with a casing and an optical part that is movable with respect to the casingMar 29, 00Jan 07, 03[G01B]
6,505,312 Integrated circuit testerFeb 22, 00Jan 07, 03[G01R, G11B]
2002/0191,651 Tunable laser source, and method for preventing occurrence of mode hopping phenomenon in tunable laser sourceJun 13, 02Dec 19, 02[H01S]
2002/0191,652 Tunable laser source deviceJun 13, 02Dec 19, 02[H01S]

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Top Inventors for This Owner

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