Patents
Patents for G06M 11 - Counting of objects distributed at random, e.g. on a surface (708)
05/1993
05/27/1993DE4239013A1 Position measuring system for target object with photoelectrical converter - converting optical signal to electrical signal and space filter for irregular weighting of output signals of converting element and signal processing unit
05/13/1993WO1993009425A1 Metal grain detecting sensor, metal grain detecting method and metal grain detecting apparatus
05/11/1993US5210772 Approximate figures measuring system
05/04/1993USH1183 Laser scanner method for determining number and size of particles
03/1993
03/28/1993WO1993006562A1 Adaptive vision system
03/28/1993CA2095865A1 Adaptive vision system
03/09/1993CA2052421A1 Customer activity monitor
01/1993
01/21/1993DE4215693A1 Droplet counter for people with restricted sight, esp. blind - has droplet bottle holder with positioning stops and light barrier activating warning device when attenuated
01/05/1993US5176082 Subway passenger loading control system
12/1992
12/08/1992US5169268 Method of measuring supply rate of incineration waste
11/1992
11/26/1992WO1992021021A1 Improvements in and relating to particle detection and analysis
11/17/1992US5164998 Apparatus and method for image pattern analysis
10/1992
10/28/1992EP0510788A2 Method for apparatus for counting particles
10/25/1992CA2056297A1 Method and apparatus for counting particles
09/1992
09/02/1992EP0501639A2 Apparatus and method for counting objects
09/02/1992CN1018099B Method and device for determining number of people present in determined space
06/1992
06/17/1992CN2107679U Spermatozoon counter
06/16/1992US5122655 Particle counter for opaque particles in a fluid stream
05/1992
05/19/1992CA1301327C Process and device for deternining the number of persons in a particular space
04/1992
04/29/1992EP0482201A1 Method of controlling a waste combustion process
10/1991
10/03/1991WO1991014914A1 Method of measuring feed rate of waste to be burnt
09/1991
09/10/1991US5048093 Defect counting method and apparatus
07/1991
07/24/1991EP0198909B1 Drop detection system with mirror element
05/1991
05/22/1991EP0427908A2 Particle counter
05/08/1991EP0149685B1 Method for automatically counting etched pits
04/1991
04/02/1991US5005192 Method of and apparatus for counting flat objects in a stream of partially overlapping objects
03/1991
03/20/1991CN2073604U Blood counting board for the use of multicell
02/1991
02/05/1991US4989978 Method and apparatus for determining the count per unit volume of particles
11/1990
11/20/1990CA1276548C Diagnostic methods for immune function
10/1990
10/17/1990EP0392862A2 Defect counting method and apparatus
08/1990
08/14/1990CA1272805A1 Method and apparatus for determining the count per unit volume of particles
08/01/1990CN2059997U Digital haemoglobinometer
07/1990
07/10/1990CA1271537A1 Counting device for fish, especially smolt
05/1990
05/01/1990US4922093 Method and a device for determining the number of people present in a determined space by processing the grey levels of points in an image
04/1990
04/04/1990EP0361071A2 Method and device for counting flat objects arriving in overlapping fashion, such as sheets, periodicals and the like
02/1990
02/28/1990CN2053773U Bacterial colony counter
02/13/1990US4900915 Method of counting articles supplied on a conveyor track in a random pattern
12/1989
12/13/1989EP0345314A1 Device for counting discrete elements in suspension in a fluid medium
10/1989
10/03/1989US4871251 Apparatus and method for particle analysis
09/1989
09/26/1989CA1260617A1 Optical detection of contrasted particules in an image
07/1989
07/26/1989CN2041834U Electronic counter for blood corpuscle classification
07/18/1989US4849737 Person-number detecting system
05/1989
05/24/1989EP0317026A1 A method of counting articles supplied on a conveyor track in a random pattern
05/23/1989US4833697 Writing instrument for electronic counting and gravity switch reset
05/18/1989WO1989004118A1 Device for counting discrete elements in suspension in a fluid medium
04/1989
04/06/1989WO1989003024A1 Apparatus and method for imaging and counting moving particles
03/1989
03/21/1989US4814868 Apparatus and method for imaging and counting moving particles
02/1989
02/08/1989CN1030989A Method and a device for determining the number of people present in a determined space
01/1989
01/25/1989CN2031547U Counter for fish fry
01/18/1989CN2031130U Calculating device for pellet medicine
12/1988
12/21/1988EP0296011A1 Method and device for determining the number of persons present in a determined room
12/15/1988WO1988009978A1 Process and device for determining the number of persons present in a given space
11/1988
11/29/1988CA1245741A1 Drop detection system with mirror element
08/1988
08/30/1988US4768209 Magnetic induction counting device
04/1988
04/05/1988CA1234919A1 Means for identifying and recording bottles and/or bottle hampers
02/1988
02/16/1988US4726044 Writing instrument with solar-powered electronic counting and liquid cyrstal display
10/1987
10/14/1987EP0240942A2 Method and apparatus for determining the count per unit volume of particles
06/1987
06/16/1987US4673820 Drop detecting system with focusing mirror element and vibrator
04/1987
04/07/1987US4656510 Apparatus for identifying and recording bottles and/or bottle hampers
03/1987
03/18/1987EP0214894A1 Method and device for detecting contrasting bodies in an image
01/1987
01/14/1987CN85105265A Photoelectric fast counting the fry in water
01/13/1987US4637053 Computer assisted biological assay system
11/1986
11/25/1986US4624567 Fluid particle sensor
05/1986
05/22/1986WO1986003002A1 Drop detection system with mirror element
03/1986
03/19/1986EP0174549A1 Means for identifying and recording bottles and/or bottle hampers
12/1985
12/31/1985US4562593 Method for determination of percentage T cell content of lymphocyte
10/1985
10/29/1985US4550417 Apparatus for counting numbers of fine particles
10/01/1985CA1194597A1 Method for determination of percentage t cell content of lymphocyte
09/1985
09/17/1985US4542518 Electronic blood cell counter
07/1985
07/31/1985EP0149685A1 Method for automatically counting etched pits
07/09/1985US4528680 Apparatus for counting articles traveling in a random pattern
02/1985
02/14/1985WO1985000696A1 Method for automatically counting etched pits
10/1983
10/04/1983CA1154614A1 Searching and counting device
09/1983
09/14/1983EP0088610A1 Method for determination of percentage T cell content of lymphocyte
09/13/1983US4404683 Blood cell identification and classification system
12/1982
12/07/1982US4362386 Method and apparatus for recognizing smears
10/1982
10/26/1982CA1134494A1 Method and means of detecting solid particles in a fluid flowing through a conduit
10/19/1982US4355228 Image analyzer with light pen or the like and shading corrector
08/1982
08/17/1982US4344520 Monitoring flow of rod-like articles
03/1982
03/09/1982US4318886 Automatic HLA typing apparatus
01/1982
01/26/1982CA1117200A1 Method and apparatus for counting particles of particulate material
10/1981
10/13/1981US4295038 Marking and counting probe assembly
08/1981
08/04/1981CA1106465A1 Apparatus and method for counting fruits and other objects
12/1980
12/23/1980US4240287 Sand detection
05/1980
05/13/1980US4203029 Automatic object counter
01/1980
01/15/1980US4184044 Drawing pencil for use with optical scanning apparatus
05/1979
05/29/1979US4156570 Apparatus and method for measuring white blood cell and platelet concentrations in blood
03/1979
03/13/1979CA1050660A1 Particle analyzer
02/1979
02/13/1979US4139766 Apparatus and method for counting fruits and other objects
02/13/1979CA1048665A1 Elevator traffic demand detector
10/1978
10/24/1978US4121722 Unit counter for pills, tablets, spheres, coins and the like
02/1978
02/21/1978US4075462 Particle analyzer apparatus employing light-sensitive electronic detector array
01/1978
01/17/1978US4069411 Image analysis system and method for minimizing paralysis angle
10/1977
10/18/1977US4054782 Device for counting and calculating
08/1977
08/30/1977US4044860 Elevator traffic demand detector
08/16/1977US4042829 Frequency domain discrimination and counting technique
08/16/1977US4042808 Particle count correction
05/1977
05/10/1977US4023135 Apparatus for detecting the number of objects
04/1977
04/19/1977US4018358 Cassette pill storing, dispensing and counting machine
03/1977
03/15/1977US4012622 Method and apparatus for counting small parts
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