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Assignee: Valtion teknillinen tutkimuskeskus


Location: Espoo, FI
No. of patents: 35

NumberTitleIssue Date
7936464Determining surface and thickness
An optical radiation processing unit directs different wavelengths of the optical radiation emitted by an optical source to an object being measured from a direction that differs from the normal of a surface being measured so that the different wavelengths focus on ...
05/03/2011
7932378Starch-based composition and process for the production thereof
A process for manufacturing transglycosylation products. According to the process, a starch derivative is reacted at acidic conditions with an alkanol containing 1-6 hydroxyl groups and the reaction product is recovered as such or it is subjected to further processi...
04/26/2011
7915097Electronic module with conductivity transformation region, method of manufacture and applications thereof
This publication concerns electronics modules comprising at least one first material zone formed of first material which can be structurally transformed by means of electric interaction in order to increase its conductivity at least locally, the first material havin...
03/29/2011
7910344Proteins having tyrosinase activity
Extracellular tyrosinases obtainable from Trichoderma spp. and methods for producing them by recombinant technology. The enzymes are particularly useful in cross-linking food proteins. ...
03/22/2011
7882741Method for manufacturing micromechanical components
The present invention relates to a method for manufacturing an acceleration sensor. In the method, thin SOI-wafer structures are used, in which grooves are etched, the walls of which are oxidized. A thick layer of electrode material, covering all other material, is ...
02/08/2011
7876945Method for processing slice images
A method for processing slice images wherein information indicative of at least one quantitative measure is formed from image sets. The image sets are acquired from at least two imaging directions. At least two of the image sets relating to the imaging directions ar...
01/25/2011
7840510Method for inferring the state of a system
An apparatus, and a method, comprising: computing a measure of goodness for each of at least two dimensions of a system linked to a first state of the system and a second state of the system; computing a weighting for each of at least two dimensions linked to a stud...
11/23/2010
7781937Piezoelectric generator system that includes an energy storage
A device for producing electric energy including a first element converting mechanical energy into electric energy. The level of the electric energy is variable according to the variations of the mechanical energy. A controller block is connected to the first elemen...
08/24/2010
7770443Coil system and voltage rectifiers for communication and inductive powering of devices inside rotating tyre of a vehicle
The present invention relates to a power feeding arrangement for electric loads (R) positioned in tires (20) of vehicles. According to the invention the arrangement comprises at least one feed coil (Lf) arranged in the vehicle (10), at least...
08/10/2010
7759160Method for producing conductor structures and applications thereof
This publication discloses a method for forming electrically conducting structures on a substrate. According to the method nanoparticles containing conducting or semiconducting material are applied on the substrate in a dense formation and a voltage is applied over ...
07/20/2010
7754456Process for producing ethanol
A process for producing ethanol from a fibrous lignocellulosic raw material. After pre-treatment of the raw material, the fibrous fraction is first hydrolysed at high consistency and then the modified material is subjected simultaneously to continued hydrolysis with...
07/13/2010
7749712Non-competitive immunoassay for small analytes
A non-competitive immunoassay for small analytes, wherein the analyte is reacted with two binding partners. The first binding partner binds to the analyte to form a complex between the first binding partner and the analyte, and the second binding partner binds to th...
07/06/2010
7724143Antenna construction, for example for an RFID transponder system
The invention relates to an antenna construction for a double-ended antenna circuit 4. The antenna construction comprises a conductive ground place (6) on a first surface, a transmission line (3) on at least one second surface, connected to the ...
05/25/2010
7687477Polymer solution and dispersion and a process for the preparation thereof
A polymer dispersion or solution containing a hydrophobic polysaccharide, which is dispersed or dissolved in liquid phase, and plasticizer composition of the polysaccharide, whereby at least 10% by weight of the plasticizer composition is formed from alkenyl succini...
03/30/2010
7687464Method for activating T cell protein tyrosine phosphatase for therapeutic applications
This invention relates to methods for activation of T cell protein tyrosine phosphatase (TCPTP) and for inhibiting tyrosine kinase signalling in an individual. The invention concerns a method for preventing or treating a disease or disorder in an individual, wherein...
03/30/2010
7685433Recognition of live object in motion
Movement of a living object is measured by a movement sensor carried by one living object at a time for forming one measurement signal per one living object. The measurement signal is compared with a predetermined reference signal which may be measured from a known ...
03/23/2010
7675035Coupling and method for a transition-edge bolometer
The invention relates to a circuit for transition-edge bolometers, which comprises a resistor element (1) arranged to operate in the transition-edge zone, and an amplifier (5) connected to the resistor element (1). According to the invention, in...
03/09/2010
7662953Method for manufacturing cellulose carbamate
The invention relates to a method for manufacturing cellulose carbamate. In the method, an auxiliary agent and urea in solution form and possibly in solid form are absorbed into cellulose, and a reaction between cellulose and urea is carried out in a mixture contain...
02/16/2010
7469084Structure comprising an adiabatic coupler for adiabatic coupling of light between two optical waveguides and method for manufacturing such a structure
A structure comprises an inner strip waveguide (1) and an outer rib waveguide (2) on a common substrate. The thicker inner waveguide (1) is patterned into an inner core layer (3). The thinner outer waveguide (2) is patterned into a...
12/23/2008
7264666Starch-based adhesives
The invention relates to an adhesive formulation that comprises a starch-based adhesive dissolved in water. According to the invention the adhesive is made up of a native starch transglycosylation product and the solids content of the adhesive formulation is at leas...
09/04/2007
7200643Controller and controlling method thereof
A controller, a system, and a method of controlling the operation of the controller of an electric device. The method comprises: sending a user interface software packet stored in the controller's memory to a first external device; disassembling the user interface s...
04/03/2007
7174181Power control method and telecommunications system
The invention describes a method of controlling transmission power in a telecommunications system comprising a first and a second transceiver. In the presented method, one power control command is transmitted during at least two time-slots from the second transceive...
02/06/2007
6369215Hydroxyalkylated starch ester and preparation and use thereof
The invention concerns a hydroxypropyl starch ester (HPS ester), compositions containing it, and a process for the preparation thereof. According to the invention, the molar substitution in the HPS ester is 2 at the most and the substitution degree in the...
04/09/2002
6344341Increased production of secreted proteins by recombinant yeast cells
This invention relates to recombinant-DNA-technology. Specifically this invention relates to new recombinant yeast cells transformed with SEB1 gene. Yeast cells transformed with several copies of SEB1 gene, or overexpressing the Seb1 protein by some other...
02/05/2002
6260777Method and equipment for manufacturing predetermined low bark content wood chips and a high bark content fuel fraction from wood chips with bark attached
A method and equipment manufacturing predetermined low bark content wood chips and a high bark content fuel fraction from wood chips with bark attached, includes mechanical bark removal treatment, in which the bark is removed from the chips and their size...
07/17/2001
6177673Optically black surface for producing the same
The invention relates to a structure suitable for manufacturing by the fabrication techniques of micro-electronics so as to include an optically black surface that functions as an absorber or emitter, respectively, over a predetermined wavelength range, t...
01/23/2001
6137894On-line method for determining the wood-bark ratio from a flow of material
An on-line method for determining the wood-bark ratio in a flow of material containing both wood and bark includes illuminating the flow of material and scanning using a CCD camera, by means of which 30-300 image pixels/cm are obtained in the transverse d...
10/24/2000
6099688Process for preparing mechanical pulp by treating the pulp with an enzyme having cellobiohydralase activity
An enzymatic process for treating coarse pulp with an enzyme having cellobiohydrolase activity to reduce the specific energy requirements of the pulp and improve the properties of the pulp. Cellobiohydrolase enzymes isolated from the species Trichoderma, ...
08/08/2000
5888609Planar porous composite structure and method for its manufacture
A planar porous composite structure including a plurality of regular textile planar layers formed of continuous yarns. The layers are placed on top of each other to form a structure having two dimensions at right angles to each other and a third dimension...
03/30/1999
5685353Method for compressive shape-drying of wood
The invention is related to a method and apparatus for compressive shape-drying of wood (1). In the first phase of the method, green wood is compressed to a desired shape simultaneously heating the wood. According to the invention, during the first phase ...
11/11/1997
5557326Method and apparatus for producing a false color image
A method for creating a false color image, by utilizing a video camera provided with two or three arrays of semiconductor detectors, the sensitivity range whereof, in relation to wavelength, extends from the visible light range to near infrared radiation ...
09/17/1996
5354130Method and apparatus for measuring the temperature of an electrically conductive material
The invention concerns a method and an apparatus for measuring the temperature of an electrically conductive material, said method being based on the measurement of the thermal noise of the material. In the method, the fluctuation of the magnetic field ge...
10/11/1994
5322798Method for carrying out surface plasmon resonance measurement and sensor for use in the method
In a method for carrying out a surface plasmon resonance (SPR) measurement a beam of electromagnetic radiation is directed through a part transparent to it onto a surface of a material layer having been brought on its opposite side in contact with a test ...
06/21/1994
4855825Method and apparatus for detecting the most powerfully changed picture areas in a live video signal
The invention relates to a conditional replenishment method and apparatus for detecting the most powerfully changed, and for the human eye most important, picture areas in a video image in order to compress the image into a transmission channel which func...
08/08/1989
4651262Lighting device
When examing visually uneven surfaces the problem is the disappearing of the areas remaining in the shade from the picture. To the lighting device in accordance wiht the invention for illumination of and elimination of shades from uneven surface (1) belon...
03/17/1987
 
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