Patents for G01V 8 - Prospecting or detecting by optical means (8,157)
09/1996
09/17/1996US5557283 For near real-time imaging of a target
09/12/1996WO1996027808A2 Method and apparatus for detecting the presence and location of objects in a field
09/12/1996DE19508742A1 Football practice goal mouth with ball detector sensors
09/11/1996EP0730745A1 Detection of counterfeit articles
09/05/1996DE19507644A1 Light beam monitor with cooler for process control applications
08/1996
08/29/1996DE19604338A1 Vehicle counting and classification sensor
08/29/1996DE19506312A1 Alignment system for aligning two optoelectronic sensors e.g. for light barrier
08/28/1996EP0729123A1 Apparatus including a fire sensor and a non-fire sensor
08/28/1996CN1129833A Apparatus including a fire sensor and a non-fire sensor
08/28/1996CN1129831A Coin detection device
08/27/1996US5550369 Triangulation position detection method and apparatus
08/20/1996US5548119 Toilet room sensor assembly
08/15/1996WO1996025021A1 Occupancy sensor and method of operating same
08/14/1996DE19504606A1 Opto-electronic sensor unit for measuring precipitate deposited on outside of glass screen e.g. motor vehicle windscreen
08/14/1996DE19504230A1 Opto=electronic system with transmitter emitting light beam and remotely arranged receiver
08/14/1996CN1129042A Active IR intrusion detector
07/1996
07/30/1996US5541414 Infrared sensor apparatus
07/25/1996WO1996022553A1 Methods and apparatus for counting objects
07/25/1996WO1996022518A1 Apparatus for surface measurement of a print product
07/25/1996DE19501346A1 Gerät zum Vermessen der Oberfläche eines Druckerzeugnisses Device for measuring the surface of a printed product
07/24/1996EP0722571A1 Wide-angle motion detector with close-in reflector
07/23/1996US5539198 Uniform sensitivity light curtain
07/09/1996US5534690 Method for counting banknotes employing an optical sensor
07/02/1996US5532472 Photoelectric switch monitoring the duration of pulsed light to prevent false signals due to ambient conditions
06/1996
06/27/1996WO1996006689A3 Determination of characteristics of material
06/26/1996EP0718974A1 Proximity switch
06/23/1996CA2163417A1 Proximity switch
06/20/1996DE4445196A1 Movement indicator with radiation sensor determining radiation emanating from region
06/19/1996EP0717292A2 Passive infrared movement detector with collector lens for 360 degrees omnidirectional detection
06/13/1996WO1996018114A1 Object sensing system
06/13/1996WO1996017799A1 Dispensing method and apparatus that detects the presence and size of a cup and provides automatic fill control
06/13/1996WO1996008734A3 A lift sensor
06/12/1996EP0716402A1 Human occupancy detection method and system for implementing the same
06/12/1996EP0715743A1 Panoramic surveillance system
06/12/1996CN1124533A Signal evaluation circuit for a movement detector
06/05/1996EP0714519A1 Entropy based signal transmission, reception and signal analysis method and apparatus
05/1996
05/28/1996US5521376 Optical motion sensor for an underwater object
05/23/1996DE4441222A1 Position detection and movement control e.g. for garage door
05/23/1996DE19536026A1 Light barrier system with contamination detection
05/21/1996US5519784 Apparatus for classifying movement of objects along a passage by type and direction employing time domain patterns
05/14/1996US5517024 For locating in situ hydrocarbons in underground formations
05/09/1996DE4439838A1 Branched coupler for light barrier
05/08/1996EP0710933A2 Coin detection device
05/02/1996DE4438798A1 Light barrier e.g. for free-falling parts detector
05/02/1996DE4438235A1 Movement detection system for objects in a natural background
05/01/1996EP0709335A1 Beam detection
04/1996
04/30/1996US5512046 Dosing device for the volumetric dosing of a liquid additive
04/25/1996DE4437348A1 Document shredder with light barrier activated mechanism
04/24/1996CN1121039A A lift sensor
04/17/1996CN1120675A Method and system for measuring large object deformation displacement
04/16/1996US5508511 Arrangement for and method of detecting an object in an area subject to environmental variations
04/11/1996WO1996010809A1 Optical coin sensing station
04/11/1996CA2200564A1 Optical coin sensing station
04/10/1996EP0705186A1 Device for controlling a windscreen-washer installation
04/09/1996CA2069279C Photoelectric switch sealed against infiltration of contaminants
04/04/1996DE19533044A1 Double light barrier device
03/1996
03/27/1996EP0702800A1 Detector systems
03/21/1996WO1996008734A2 A lift sensor
03/20/1996CN1118881A Method for controlling photoelectric sensor
03/19/1996US5499794 Process and device for detecting foreign substances in a textile test material using an alternating light and dark background
03/14/1996WO1996007937A1 Device and process for recognising objects
03/14/1996DE4432112A1 Light barrier for monitoring vehicle windscreen or window
03/13/1996EP0700557A1 Signal evaluation circuit for a movement detector
03/07/1996WO1996006689A2 Determination of characteristics of material
03/07/1996DE4431479A1 Vorrichtung und Verfahren zur Erkennung von Objekten Apparatus and method for recognizing objects
03/07/1996DE19519659C1 Noise signal from optical barrier elimination method for
03/06/1996EP0699601A2 Method and device for securing the operating range of an emptying device
03/05/1996US5496996 Photoelectric device with capability to change threshold levels in response to changing light intensities
02/1996
02/29/1996WO1996006368A1 Image-evaluation system and process
02/22/1996WO1996005523A1 A method and a device for detecting in the terrain of the ground-coordinates for objects at relatively small distance below the ground surface, like mines
02/20/1996US5493112 Method and apparatus for detecting the presence and location of an object in a field
02/14/1996EP0696745A2 Infrared movement detector
02/13/1996US5491333 Dispensing method and apparatus that detects the presence and size of a cup and provides automatic fill control
02/13/1996US5491330 Ambient light detector, laser lighting control device using the same suitable for bar code reader, and bar code reader
02/01/1996WO1996002858A1 Optical sensor with suppression of optical interference
02/01/1996DE4428059A1 Wide angle opto-electronic heat detector for fire fighting equipment e.g. to locate hidden heat pockets and hot materials
02/01/1996DE4426919A1 Passive IR movement alarm with adjustable detection range
02/01/1996DE19510304C1 Light barrier grid
01/1996
01/31/1996EP0694771A1 An optical monitoring apparatus
01/31/1996EP0694163A1 Dual sensor air-in-line detector
01/30/1996US5487451 System and method for determining the availability of an elevator car for response to hall calls
01/25/1996WO1996001976A1 Device for recording changes in position or movements over short distances
01/23/1996US5486691 Monitoring apparatus in machines
01/17/1996CN1115028A Infrared array sensor system
01/11/1996WO1996000956A1 Infrared sensor and method for making same
01/04/1996DE4422497A1 Opto-electronic detector of objects moving in region under surveillance
01/02/1996CA2002524C Switch apparatus including a pair of beam-type switches
12/1995
12/30/1995CA2152892A1 Optical monitoring apparatus
12/28/1995WO1995035598A1 Self-illuminating touch activated optical switch
12/19/1995CA1337773C Passive infrared detection system
12/14/1995WO1995034085A1 Method and apparatus for sensing crushing of a vehicle door
12/14/1995DE4420335A1 Water fitting controller
12/07/1995WO1995033248A1 Active ir intrusion detector
12/07/1995WO1995033217A1 Method and apparatus for optical logging
12/06/1995EP0685734A1 Method and system for inspecting packages
12/06/1995EP0685701A1 Electronic target and method for its utilisation
11/1995
11/28/1995US5471056 Airborne scanner image spectrometer
11/28/1995US5469752 Apparatus for automatically inspecting powdery products for the presence of foreign substances
11/23/1995DE4430833C1 Protecting operating region of emptying device
11/21/1995US5469253 Apparatus and method for testing multiple characteristics of single textile sample with automatic feed
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