| Patents for G01V 8 - Prospecting or detecting by optical means (8,157) |
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| 03/21/1995 | US5399851 Failsafe sensing edge for automatic doors and gates having a U-shaped outer covering and an elongated actuating member |
| 03/16/1995 | WO1995007471A1 Method and apparatus for detecting the presence and location of an object in a field |
| 03/15/1995 | EP0643294A1 Method and device for the detection of foreign matter in textile materials |
| 03/09/1995 | DE4330166A1 Method for operating a light-barrier device, and apparatus comprising at least one light barrier |
| 03/02/1995 | WO1995006303A1 Panoramic surveillance system |
| 02/28/1995 | US5393973 Optical sensing arrays employing misaligned squinted optical axes compared to aligned axes |
| 02/23/1995 | WO1995005612A1 Entropy based signal transmission, reception and signal analysis method and apparatus |
| 02/23/1995 | CA2169832A1 Entropy based signal transmission, reception and signal analysis method and apparatus |
| 02/22/1995 | EP0639824A2 High resolution key sensor incorporated in keyboard musical instrument |
| 02/21/1995 | US5392046 Entropy based signal, transmission, reception and signal analysis method and apparatus |
| 02/14/1995 | US5389790 Technique for detecting and identifying certain objects |
| 02/09/1995 | WO1995004293A1 Method of finding hydrocarbon deposits |
| 02/09/1995 | DE4326099A1 Light barrier system |
| 02/03/1995 | CA2127139A1 Fiber optic implementation of the optimized color densitometer |
| 01/26/1995 | WO1995002833A1 Light curtain |
| 01/26/1995 | DE4324590A1 Method for regulating the response sensitivity of a light barrier arrangement |
| 01/25/1995 | EP0635151A1 Method of determining the interior points of an object in a background |
| 01/24/1995 | US5384716 Occupant condition determining apparatus |
| 01/19/1995 | DE4323910A1 Light barrier with evaluation electronics for recognising spurious signals |
| 01/19/1995 | DE4323902A1 Photoelectric device equipped with at least one light emitter and/or light detector |
| 01/17/1995 | US5382785 Laser beam delivery path and target proximity sensor |
| 01/12/1995 | WO1995001270A1 Device for controlling a windscreen-washer installation |
| 01/12/1995 | DE4411773A1 Device for controlling a window wiping system |
| 01/12/1995 | DE4411772A1 Device for controlling a window wiping system |
| 01/12/1995 | DE4411770A1 Device for controlling a window wiping system |
| 01/12/1995 | DE4403221A1 Arrangement for measuring or detecting a change in a back-scattering element |
| 01/12/1995 | DE4339575A1 Evaluation device |
| 01/12/1995 | DE4339573A1 Evaluation device |
| 01/11/1995 | EP0633554A1 Infrared sensor apparatus |
| 01/10/1995 | CA2056955C Method of detecting pre-spotting when dispensing sample |
| 01/04/1995 | EP0632290A1 Apparatus and method for touch-free control of waterflow in a sanitary installation |
| 01/04/1995 | EP0378669B1 Imaging lidar system |
| 12/31/1994 | CA2124635A1 Device and process for the contactless control of the flow of water in a sanitary appliance |
| 12/28/1994 | EP0631110A1 Object reflector detecting apparatus |
| 12/22/1994 | WO1994029755A1 Detector systems |
| 12/22/1994 | WO1994028764A1 Bi-directional motion sensor for mobile storage systems |
| 12/21/1994 | EP0629976A2 Compact disc counter |
| 12/20/1994 | US5375177 Method of identifying and characterizing a valid object by color |
| 12/14/1994 | EP0628189A1 Adaptive display system |
| 12/14/1994 | EP0628188A1 Method of identifying and characterizing a valid object by color |
| 12/13/1994 | US5372545 Ventilator with a sensor |
| 12/08/1994 | WO1994028395A1 Optical sensor for detection of chemical species |
| 12/06/1994 | US5371810 Method of determining the interior points of an object in a background |
| 12/06/1994 | US5371583 Roller breakage detector for roller hearth kilns |
| 12/06/1994 | US5371358 Method and apparatus for radiometric calibration of airborne multiband imaging spectrometer |
| 12/06/1994 | US5370387 Golf ball/fluorescent object locator |
| 12/01/1994 | DE4317931A1 Explosion-protected (hazardous-duty) light barrier |
| 11/30/1994 | EP0626213A2 Method and device for sorting waste mixtures |
| 11/29/1994 | US5369398 Circuit for detecting calcification in a coffee maker |
| 11/29/1994 | US5369269 Human body detection system |
| 11/29/1994 | US5369252 Cooking appliance and method with a light sensor |
| 11/22/1994 | US5367158 Photoelectric switch for use with a machine control circuit |
| 11/15/1994 | US5365062 Photoelectric sensor assembly with transparent housing an integrally molded lens |
| 11/09/1994 | EP0623829A1 Method and device of controlling the transmitter current of sensor arrangements |
| 11/09/1994 | EP0623808A2 Optoelectronic sensor device |
| 11/09/1994 | EP0623236A1 Protective device for monitoring and securing access areas in stores |
| 11/03/1994 | DE4314198A1 Device for monitoring the surface of a body of water with respect to pollution |
| 11/02/1994 | EP0622195A2 Drop detection circuit |
| 11/02/1994 | EP0621946A1 Apparatus and method for textile sample testing |
| 10/27/1994 | WO1994024585A1 Cross-aisle photo-detector for mobile storage system |
| 10/27/1994 | DE4312692A1 Optical sensor device |
| 10/25/1994 | US5359191 Cross-aisle photo-detector for mobile storage system having a light detector mounted to the movable storage unit |
| 10/20/1994 | DE4343457C1 Optoelectronic device for detecting transparent objects |
| 10/11/1994 | US5354995 Substrate detecting device for detecting the presence of a transparent and/or an opaque substrate by output of judgement means |
| 10/11/1994 | US5354052 Hole-in-one detector |
| 10/05/1994 | EP0617810A1 Device for monitoring a lock. |
| 10/04/1994 | US5352887 Circuit for detecting a droplet in motion and method therefor |
| 09/28/1994 | EP0617298A2 Light curtain, in particular for a storage device of medical or dental instruments |
| 09/27/1994 | US5350929 Alignment system for multiple color pen cartridges |
| 09/14/1994 | CN1092162A Airborne survey method and apparatus |
| 09/13/1994 | US5347135 Method and apparatus employing a linear array IR region radiation devices for locating the position of conveyor transported products |
| 09/13/1994 | US5346466 Drop detection method and apparatus |
| 09/13/1994 | US5346400 Sensor rotating apparatus |
| 09/08/1994 | DE4316422C1 Process and device for screening waste mixtures |
| 09/01/1994 | DE4305924A1 Device for detecting the overfilling of an overflow channel for liquids |
| 08/31/1994 | EP0428715B1 Optical web detection and measurement system, especially adapted for controlling replenishment of x-ray film processing chemicals |
| 08/25/1994 | DE4319451C1 Device, consisting of a transmitter and a receiver, for detecting objects |
| 08/25/1994 | DE4305559A1 Arrangement and method for detecting the contours of objects |
| 08/18/1994 | DE4304343A1 Photoelectric device consisting of an optotransmitter with a transmitting optical system and an optoreceiver with a receiving optical system |
| 08/17/1994 | EP0610199A1 Instrument for detecting the presence of a body and rolling mill provided with such an instrument. |
| 08/09/1994 | US5336980 Apparatus and method for controlling a windshield wiping system |
| 08/09/1994 | US5336882 System for determining operational stability of a photoelectric control unit having a margin variable gain module |
| 08/04/1994 | WO1994017430A1 A method of setting an electro-optical signal path and an apparatus for carrying out the method |
| 08/04/1994 | WO1994017387A1 Multiple envelope detector |
| 08/04/1994 | WO1994017377A1 Detector for human body by use of infrared rays |
| 07/28/1994 | DE4301490A1 Passive infrared system reacting to heat movement |
| 07/21/1994 | WO1994016405A1 Adaptive display system |
| 07/21/1994 | WO1994016403A1 Method of identifying and characterizing a valid object by color |
| 07/21/1994 | WO1994016402A1 Method of determining the interior points of an object in a background |
| 07/21/1994 | DE4333666C1 Arrangement for determining optically visible phase boundaries in liquids |
| 07/21/1994 | CA2130920A1 Adaptive display system |
| 07/21/1994 | CA2130919A1 Method of identifying and characterizing a valid object by color |
| 07/21/1994 | CA2130917A1 Method of determining the interior points of an object in a background |
| 07/19/1994 | US5331151 Multiple envelope detector |
| 07/19/1994 | US5331150 Photoelectric sensor with variable light pulse frequency |
| 07/19/1994 | US5330226 Method and apparatus for detecting an out of position occupant |
| 07/13/1994 | EP0606015A1 Photoelectric control unit |
| 07/13/1994 | EP0605496A1 Integrity ensuring device and method, in particular for a light barrier |
| 07/07/1994 | WO1994007117A3 Airborne multiband imaging spectrometer |
| 07/06/1994 | EP0604428A1 Device for measuring reflectance and fluorescence of in-situ soil |