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Patents Grants
last 30 patents
Information
Patent Grant
Method for determining the presence or amount of analyte using a st...
Patent number
5,529,901
Issue date
Jun 25, 1996
Staat der Nederlanden
Albert W. J. Van Doorn
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method and device for controlling a beam of light
Patent number
4,946,262
Issue date
Aug 7, 1990
Staat der Nederlanden (Staatsbedrijf der Posterijen, Telegrafie en Telefonie)
Martinus B. J. Diemeer
G02 - OPTICS
Information
Patent Grant
Device for introducing a cable into a cable guide tube
Patent number
4,934,662
Issue date
Jun 19, 1990
Staat der Nederlanden (Staatsbedrijf der Posterijen, Telegrafie en Telefonie)
Willem Griffioen
G02 - OPTICS
Information
Patent Grant
Method and device for compensating, in a coherent optical communica...
Patent number
4,918,747
Issue date
Apr 17, 1990
Staat der Nederlanden
Johan P. Bekooij
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Table
Patent number
D305188
Issue date
Dec 26, 1989
Staat Der Nederlanden
Willi van Engeland
D06 - Furnishings
Information
Patent Grant
Electro-optically induced optical waveguide, and active devices com...
Patent number
4,867,516
Issue date
Sep 19, 1989
Staat der Nederlanden
Nicolaius H. G. Baken
G02 - OPTICS
Information
Patent Grant
Method for introducing a cable into a cable guide tube
Patent number
4,850,569
Issue date
Jul 25, 1989
Staat der Nederlanden (Staatsbedrijf der Posterijen, Telegrafie en Telefonie)
Willem Griffioen
G02 - OPTICS
Information
Patent Grant
Switch provided with one or more vanes and used for a sorting device
Patent number
4,785,942
Issue date
Nov 22, 1988
Staat der Nederlanden (Staats dedrijf der Posterijen, Telegraphie en Telefonie)
Harro M. Van Leijenhorst
B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
Information
Patent Grant
Coil current control device
Patent number
4,749,931
Issue date
Jun 7, 1988
Staat der Nederlanden (Staatsbedrijf der Posterljen, Telegrafie en Telefonie)
Jacobus A. Kegel
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Device for establishing between conductors a galvanic connection, w...
Patent number
4,748,534
Issue date
May 31, 1988
Staat der Nederlanden (Staatsbedrijf der Posterijen, Telegrafie en Telefonie)
Michiel Palm
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Digital switching network for switching signals of different bit rates
Patent number
4,718,058
Issue date
Jan 5, 1988
Staat der Nederlanden
Franciscus J. van Vugt
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Fine-adjusting device for accurate positioning an adjusting element
Patent number
4,691,586
Issue date
Sep 8, 1987
Staat der Nederlanden (Staatsbedrijf der Posterijen, Telegrafie en Telfonie)
Harro M. van Leijenhorst
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Letter-mail checking device
Patent number
4,687,106
Issue date
Aug 18, 1987
Staat der Nederlanden (Staatsbedrijf der Posterijen, Telegrafie en Telefonie)
Geert J. Prins
B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
Information
Patent Grant
Video terminal with image line disarrangement
Patent number
4,669,117
Issue date
May 26, 1987
Staat der Nederlanden (Staatsbedrijf der Posterijen, Telegrafie en Telefonie)
Willem Van Eck
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Method and device for coupling an optical signal from a first light...
Patent number
4,645,923
Issue date
Feb 24, 1987
Staat der Nederlanden (Staatsbedrijf der Posterijen, Telegrafte en Telefonie)
Cornelis M. De Blok
G02 - OPTICS
Information
Patent Grant
Light guide for liquid detection and cable comprising such a guide
Patent number
4,596,443
Issue date
Jun 24, 1986
Staat der Nederlanden (Staatsbedrifj der Posterijen, Telegrafie en Telefonie)
Martinus B. J. Diemeer
G02 - OPTICS
Information
Patent Grant
Digital detector for a multi-frequency code in an analog signal
Patent number
4,479,188
Issue date
Oct 23, 1984
Staat der Nederlanden (Staatsbedrijf der Posterijen, Telegrafie en Telefonie)
Johannes de Keijzer
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and apparatus for cleaning up surface water
Patent number
4,468,323
Issue date
Aug 28, 1984
Staat der Nederlanden
Wierd Koops
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Grant
Automatic handwritten and typewritten character-reading device
Patent number
4,461,029
Issue date
Jul 17, 1984
Staat der Nederlanden (Staatsbedrijf der Posterijen, Telegrafie en Telefonie)
Jan F. van Bilzem
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Automatic error correction system for teleprinter traffic with bunc...
Patent number
4,432,090
Issue date
Feb 14, 1984
Staat der Nederlanden (Staatsbedrijf der Posterijen, Telegraphie en Telefonie)
Herman da Silva
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Radiocommunication system in which a receiving station monitors a n...
Patent number
4,423,413
Issue date
Dec 27, 1983
Staat der Nederlanden (Staatsbedrijf der Posterijen, Telegrafie en Telefonie)
Herman da Silva
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Letter conveyor switch drive
Patent number
4,416,450
Issue date
Nov 22, 1983
Staat der Nederlanden (Staatsbedrijf der Posterijen, Telegrafie en Telefonie)
Hans van Wijngaarden
B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
Information
Patent Grant
Obstacle protector means
Patent number
4,399,980
Issue date
Aug 23, 1983
Staat Der Nederlanden
Theodorus J. M. van Schie
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information
Patent Grant
Endless conveyor for transporting roll containers
Patent number
4,305,335
Issue date
Dec 15, 1981
Staat der Nederlanden (Staatsbedrijf der Posterijen, Telegrafie en Telefonie)
Jacobus P. E. H. Plugge
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Striking box for retaining the bolt of a door lock
Patent number
4,302,039
Issue date
Nov 24, 1981
Staat der Nederlanden (Staatsbedrijf der Posterijen, Telegrafie en Telefonie)
Cornelis Dukel
E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information
Patent Grant
Method and device for detecting the presence of one or more pulse c...
Patent number
4,279,017
Issue date
Jul 14, 1981
Staat der Nederlanden (Staatsbedrijf der Posterijen, Telegrafie en Telefonie)
Bernardus W. Bos
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Device for receiving radio call messages
Patent number
4,276,653
Issue date
Jun 30, 1981
Staat der Nederlanden (Staatsbedrijf der Posterijen, Telegrafie en Telefonie)
Jan A. Aarsen
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Conveying system for roll containers
Patent number
4,261,458
Issue date
Apr 14, 1981
Staat der Nederlanden (Staatsbedrijf der Posterijen, Telegrafie en Telefonie)
Theodoor Bosman
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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last 30 patents
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