Patents for G01V 8 - Prospecting or detecting by optical means (8,157)
01/2005
01/12/2005EP1496374A1 Light barrier
01/12/2005EP1496372A1 Method for forming the image in millimetre and sub-millimetre wave band (variants), system for forming the image in millimetre and sub-millimeter wave band (variants), diffuser light (variants) and transceiver (variants)
01/12/2005CN1564959A Document validator subassembly
01/12/2005CN1184612C Position sensor and information process system using it
01/12/2005CN1184454C Object detecting apparauts with thermoelectric sensor
01/11/2005US6841767 Device for detecting objects on a windscreen of a motor vehicle
01/06/2005US20050001154 Counting system and counting method
01/06/2005US20050001149 Stray light correction method for an optical sensor array
01/05/2005EP1494324A2 Semiconductor laser drive circuit and photoelectric sensor
01/05/2005EP1494048A1 Light curtain
01/05/2005EP0826095B1 Power driven venting of a vehicle
01/04/2005US6839133 Opto-electronic sensor
01/04/2005US6838671 Device and method for the detection of buried objects
01/04/2005US6838656 Photoelectric sensor having special display features
12/2004
12/30/2004US20040264524 Semiconductor laser drive circuit and photoelectric sensor
12/29/2004WO2004029562A3 Apparatus and method using continuous -wave radiation for detecting and locating targets hidden behind a surface
12/29/2004EP1491853A2 Distance measuring device
12/29/2004CN2667507Y Pipeline network detector
12/28/2004US6835939 Missing lens detection system and method
12/28/2004US6835923 Method and apparatus for self-monitoring of proximity sensors
12/23/2004US20040256100 Method and apparatus of providing an optical fiber along a power supply line
12/23/2004DE10323324A1 Optischer Sensor Optical sensor
12/16/2004WO2004109735A1 Multi-optical axis photoelectric switch, mounting structure thereof, and mounting tool
12/16/2004WO2004079255A8 Safety method and optoelectronic sensor
12/15/2004CN1555543A Security method for gaining access, access verification device, and elevator
12/09/2004US20040246479 Particle analyzing system and methodology
12/09/2004US20040245485 Fabric wrinkle evaluation
12/09/2004US20040244971 Method and apparatus for obtaining a micro sample downhole
12/09/2004DE10343984B3 Arrangement for detecting, ejecting faulty packages has sensor(s) for detecting presence of separated hose bag start end, or absence of end as signal of faulty packaging control unit ejection device
12/08/2004EP1484466A2 Method and apparatus for monitoring an aperture for an object disposed within said aperture
12/08/2004CN1179194C Optical sensor and its signal processor and branch connector
12/07/2004US6828913 Scattered light smoke alarm
12/07/2004US6828547 Wellbores utilizing fiber optic-based sensors and operating devices
12/02/2004US20040239778 Digital camera and method of controlling same
12/01/2004EP1482329A1 Method and system for detecting hidden object under vehicle
11/2004
11/30/2004US6825485 System and method for aligning a robot device in a data storage library
11/30/2004CA2311189C Automatic gang switch having a heat ray sensor
11/25/2004WO2004102169A1 Method and apparatus using a tunable diode laser spectrometer for analysis of hydrocarbon samples
11/25/2004US20040232361 Scanner and calibration method used therein
11/25/2004CA2524288A1 Method and apparatus using a tunable diode laser spectrometer for analysis of hydrocarbon samples
11/24/2004EP1480060A2 Optical sensor
11/23/2004CA2263539C Real-time wideband cylindrical holographic surveillance system
11/18/2004WO2004099566A1 A method and apparatus for an advanced optical analyzer
11/18/2004WO2004099564A2 A method and apparatus for a downhole micro-sampler
11/18/2004CA2524075A1 A method and apparatus for an advanced optical analyzer
11/17/2004EP1396182B1 Optical sensor device
11/16/2004US6819240 Anti-theft security sensor assembly
11/16/2004US6819113 Precision grid survey apparatus and method for the mapping of hidden ferromagnetic structures
11/16/2004US6818883 Method for the independent detection of helicopter
11/16/2004US6817610 Multiples detect apparatus and method
11/11/2004US20040222541 Resin material remolding method and resin material pulverized piece selecting apparatus
11/11/2004DE202004013114U1 Optical safety barrier enclosure for a print machine comprises optical transmitter and receiver each with a housing, one at least of which is mounted using an adapter that permits compensation of the tolerances of beam optics
11/11/2004DE10317590A1 Optical arrangement, e.g. for an optoelectronic approach switch, has an elastic sealing element that is placed between an optoelectronic component and its assigned light channel to prevent any light escaping
11/10/2004EP1474693A2 Hand-operated device
11/09/2004CA2164423C Bi-directional motion sensor for mobile storage systems
11/04/2004US20040218784 Method and apparatus for monitoring a passageway using 3D images
11/04/2004US20040218176 Method and apparatus for an advanced optical analyzer
11/04/2004US20040217261 Device for counting stacked products
11/04/2004DE102004012270A1 Photoelektrischer Sensor Photoelectric Sensor
11/03/2004EP1473666A2 Device for counting stacked objects
11/03/2004EP1472165A2 Multiples detect apparatus and method
11/03/2004CN1542435A Optoelectronic dust sensor and air conditioning equipment in which such optoelectronic dust sensor is installed
11/02/2004US6812466 Infrared obstacle detection in the presence of sunlight
11/02/2004US6812451 Optical sensor for use in high vacuums
11/02/2004US6812450 Method and an apparatus for monitoring a protected zone
10/2004
10/28/2004US20040213459 Multispectral photographed image analyzing apparatus
10/28/2004US20040211891 Hand-operated device
10/26/2004US6810135 Optimized human presence detection through elimination of background interference
10/26/2004US6809330 Automatic calibration and built-in diagnostic procedures for line scan cameras
10/26/2004CA2159826C Cross-aisle photo-detector for mobile storage system
10/21/2004US20040207933 Optical transmitter and receiver arrangement
10/21/2004US20040207847 Apparatus and methods for alignment of optical barrier apparatus
10/21/2004US20040206904 Method for distinguishing objects in a video image by using infrared reflective material
10/21/2004DE10313194A1 Optical sensor for detecting objects e.g. for protecting personnel around machine tool, detects object if distance values lying within protection field are registered in all angle segments of resolution region
10/20/2004EP1469414A2 Method for distinguishing objects in a video image by using infrared reflective material
10/20/2004CN1537751A Method for distinguishing objects invideo image by usng infrared reflective material
10/20/2004CN1172176C Optic sensor and transport and moving device for thin sheet products
10/19/2004US6806484 Sub-micron accuracy edge detector
10/14/2004US20040202547 Air transporter-conditioner with particulate detection
10/14/2004US20040200980 System and method for tagging tools and objects used in a workplace for quick visual identification
10/14/2004US20040200956 Sensor for automatic doors
10/14/2004DE10314852A1 Optoelektronische Zugangsabsicherung Optoelectronic access protection
10/13/2004EP1467311A1 System and method for tagging tools and objects used in the workplace for quick visual identification
10/13/2004EP1467228A2 Optoelectronic access control device
10/13/2004EP1466667A2 Air transporter-conditioner with particulate detection
10/13/2004EP1466192A1 Method and relevant device for revealing objects
10/13/2004CN1170706C Sensing device for detecting wetness on a glass pane
10/12/2004US6803556 Photoelectric sensor and method of detecting an object to be detected using the same
10/12/2004CA2192927C Self-illuminating touch activated optical switch
10/09/2004CA2462775A1 System and method for tagging tools and objects used in a workplace for quick visual identification
09/2004
09/30/2004WO2004083933A1 Millimeter-wave imaging apparatus
09/30/2004WO2004083897A1 Motor vehicle-detecting system
09/30/2004US20040189468 Optical sensor
09/30/2004US20040188640 Image processing device, image processing method and solid-state image-pickup device
09/30/2004US20040188598 Optoelectronic dust sensor and air conditioning equipment in which such optoelectronic dust sensor is installed
09/30/2004US20040188185 Security method for gaining access, access verification device, and elevator
09/28/2004US6797944 Laser desorption and detection of explosives, narcotics, and other chemical substances
09/23/2004WO2004029565B1 Infrared obstacle detection in the presence of sunlight
09/23/2004US20040183020 Thermal imaging method to detect subsurface objects
09/23/2004DE102004011800A1 Infrarotdetektor Infrared detector
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