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Kontio

Christer Kontio, Bloomington, IL US

Patent application numberDescriptionPublished
20080263818Upright Vacuum Cleaner with Cyclonic Air Path - An upright vacuum cleaner with a floor engaging base unit, a body unit pivotally mounted on the base unit, and a dirt chamber removably mounted to the body unit. A filtration device is removably mounted to the dirt chamber, and includes a first member projecting into the dirt chamber and being adapted to allow air to pass therethrough and remove particles from the airflow, and a second member extending from the first member to a sidewall of the dirt chamber to hold the filtration device at a fixed vertical location within the dirt chamber.10-30-2008
20090235482Cyclonic Vacuum Cleaner - A cyclonic vacuum cleaner includes a body portion, a nozzle portion and a dirt cup which is removable from the body portion. The dirt cup collects dirt and other debris separated by a cyclone and a cyclone slinger portion in the body portion. A main filter may be housed in a transparent filter door downstream of the cyclone. The dirt cup may be inserted into and sealingly held within the body portion by using a rotational caroming structure.09-24-2009

Patent applications by Christer Kontio, Bloomington, IL US

Markku Kontio, Tuusula FI

Patent application numberDescriptionPublished
20100169952METHOD, APPARATUS AND COMPUTER PROGRAM PRODUCT FOR PROVIDING AN ADAPTIVE AUTHENTICATION SESSION VALIDITY TIME - An apparatus for providing an adaptive authentication session validity time period may include a processor. The processor may be configured to receive an indication of load parameters indicative of authentication rate information, determine, at the service platform, a value defining a validity period for indicating a period of time during which an authentication session validity object is valid based on the received indication of load parameters, and provide the authentication session validity object to a client device. A corresponding method and computer program product are also provided.07-01-2010

Risto Tuomas Kontio, Waterloo CA

Patent application numberDescriptionPublished
20100328242PIEZOELECTRIC ASSEMBLY - A piezoelectric assembly and portable electronic device having a piezoelectric assembly are described. The piezoelectric assembly comprises a first electrode for electrical communication to a current or voltage source, a second electrode for electrical communication to a reference source, a piezoelectric material in electrical communication with each one of the first and second electrodes and between the first and second electrodes, a signal electrical connector in electrical communication with the first electrode and configured to be connected to the current or voltage source, and a reference electrical connector in electrical communication with the second electrode and configured to be connected to the reference source so as to provide electrical communication between the second electrode and the reference source.12-30-2010