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| Number | Title | Issue Date |
| 7715280 | Electronic clock The invention provides a rechargeable electronic timepiece that restarts the operation of a clock circuit by inputting a power source, thereby securely confirming the clock operation. The electronic timepiece includes a first power source (2), a clock circuit... | 05/11/2010 |
| 7508738 | Display device for a watch A display device is provided for a watch movement provided with a final gear train intended to drive, at least in a mediated way, means of displaying the time and an energy source driving the final gear train. In one implementation, the display device comprises a di... | 03/24/2009 |
| 7340304 | Biothermal power source for implantable devices An implantable, rechargeable assembly comprised of an implantable device disposed within a living organism, an electrical storage device connected to the implantable device, and a thermoelectric charging assembly operatively connected to the electrical storage devic... | 03/04/2008 |
| 7327638 | Electronic timepiece Using an oscillating unit (601) that can start oscillation with a low voltage, an oscillation signal (S1) of the oscillating unit (601) is amplified via a waveform shaping unit (603), and is fed to a boosting control unit (105). A ... | 02/05/2008 |
| 7283428 | Step motor drive unit and analog electronic timepiece To make it possible by a simple constitution to perform a forcible rotation drive by a correction drive pulse and obtain a demagnetization effect. In a case where a control circuit has judged on the basis of a detection signal from a rotation detection circuit 10... | 10/16/2007 |
| 7278782 | Analog electronic clock having reset current conductive structure To provide a reset current conductive path between a reset lever and an overhang of a printed circuit board without using a conductive part such as a metal pin and without bending a distal end portion of the reset lever. When a movement is assembled, an overhang pat... | 10/09/2007 |
| 7274624 | Timepiece with power-reserve indication The invention concerns a timepiece including a mechanical power source (1) coupled, on the one hand, to first means (5) displaying time related information and, on the other hand, to a generator (2), a regulator circuit (6) for enslaving ... | 09/25/2007 |
| 7232254 | Chronograph-type watch The invention concerns a chronograph-type watch provided with a movement (29) comprising: current time display means, measured time display means, a time base designed to regulate said display means, a control device (34, 40) for starting and stopping ... | 06/19/2007 |
| 7215603 | Clocking apparatus A timing device includes a time display section and a drive unit. The time display section has a dial with a measurement indicator from a zero time position to a maximum measurable time position, and pointers capable of rotating above the dial in a fan-shaped trajec... | 05/08/2007 |
| 7141902 | Flat type vibration motor Disclosed is a flat type vibration motor, in which a shaft is supported between a housing and a bracket. A rotor includes an upper board, A and B phase winding coils, an eccentric weight and a rectifier. The rectifier has a plurality of segments electrically connect... | 11/28/2006 |
| 7116323 | Method of hidden surface reconstruction for creating accurate three-dimensional images converted from two-dimensional images An exemplary method of reconstructing a hidden surface area in an image includes the steps of: identifying a separation pixel gap in an image resulting from a repositioning of image pixels to create a three-dimensional image; identifying pixels from one or more imag... | 10/03/2006 |
| 7079451 | Time measurement device and method of controlling the time measurement device A time measurement device includes a power generator 2, secondary power source 31, current time counters 922 and 932, receiver circuit 42 for receiving a time standard radio wave, time display means 5 for displaying the curr... | 07/18/2006 |
| 7064552 | Device for determining the energy state of an energy storing device of a mobile data carrier A device (8) for determining the energy state of an energy storing device (7) of a data carrier (4) in which a voltage stabilizer (9) is used to derive a stabilized DC voltage for the supply of the data carrier from an unstabilized DC vol... | 06/20/2006 |
| 7031230 | Starter for electricmagnetic converter, and timepiece A starter which applies a mechanical rotating force to a rotor of an electromagnetic converter, such as a power generator, for startup of the rotor. The starter includes a startup spring (60) having an engaging portion (63) engageable with a 6th | 04/18/2006 |
| 7009914 | Electronic clock In detecting power generation of an electronic timepiece having a conventional power generating unit, voltage output by the power generating unit is limited by output from a storage unit since the power generating unit and the storage means are connected when the po... | 03/07/2006 |
| 6995496 | Electrical power extraction from mechanical disturbances A method of extracting power includes coupling a transducer that converts mechanical power to electrical power to a disturbance; coupling an electrical circuit to the transducer such that a peak voltage experienced by the transducer is greater than two times higher ... | 02/07/2006 |
| 6975561 | Chronograph mechanism Chronograph mechanism including first (20, 22) and second (21, 23) measured time counters and control means (24) arranged so as to start to stop one or other of the counters and a switching device (25) arranged such that the actuation the... | 12/13/2005 |
| 6969679 | Fabrication of nanoscale thermoelectric devices In a method for fabricating a nanowire thermoelectric device, a first electrode pattern is formed on a substrate, wherein the first electrode pattern includes bottom electrodes and a first set of connections which connects the bottom electrodes to form first and sec... | 11/29/2005 |
| 6970399 | Thermal power generating timepiece and rear cover for thermal power generating timepiece A thermoelectric power generating timepiece (1) comprises a dial (30), a movement (40), and a heat conduction sheet (50), provided within an enclosed space, defined by a case (10) made of metal, with a glass (20) fixedly att... | 11/29/2005 |
| 6956794 | Electronically controlled timepiece, and power supply control method and time correction method therefore An electronically controlled timepiece includes an analog circuit (160) driven by a power source (22), a logic circuit (170) driven by a constant voltage regulator circuit (161) forming part of the analog circuit, an oscillator circuit ( | 10/18/2005 |
| 6912181 | Electronic timepiece with controlled date display updating An electronic timepiece without system failure at the time of transfer from the power-saving mode to the display mode is provided. A power-saving control circuit 400 controls drive of a date dial displaying a date when updating a date display, which has been ... | 06/28/2005 |
| 6909224 | Piezoelectric generator A method of extracting electrical energy from mechanical motion includes reusing an elastic portion of energy in a transducer by transferring the elastic portion of energy to another transducer. An apparatus for extracting electrical energy from mechanical motion in... | 06/21/2005 |
| 6882596 | Manual control device for executing functions of an electronic watch The manual control device for executing functions of an electronic watch (1) particularly a diary watch, includes a certain number of sensors (C1 to C7) wherein one touch sensitive pad of each sensor is placed for example on an internal face of ... | 04/19/2005 |
| 6829199 | Electronic apparatus, electronically controlled mechanical timepiece, methods of controlling them, program for controlling electronic apparatus, and storage medium An electronically controlled mechanical timepiece, which is an electronic apparatus, includes a generator driven by a mainspring to generate electrical energy, and a rotation controlling unit driven by the electrical energy to control the rotation rate of the genera... | 12/07/2004 |
| 6819634 | Electronic clock When an external switch means (1) is operated, a setting means (4) receives an output signal G1 therefrom and outputs setting signals S for varying the internal resistance of an adjusting means (5). When the internal resistance of the adj... | 11/16/2004 |
| 6816439 | Rechargeable electronic watch and driving method of rechargeable electronic watch To extend the clock operation duration of a multi-functional rechargeable electronic watch, and to provide a rechargeable electronic watch that would not affect the feeling of use of said rechargeable electronic watch. A rechargeable electronic watch (10) ope... | 11/09/2004 |
| 6785192 | Reproduction apparatus and reproduction method A reproduction apparatus and a reproduction method by which an error of time information that arises from interruption of power supplied to a timer that manages the term of term-managed contents data is minimized to allow accurate term management of the contents dat... | 08/31/2004 |
| 6693852 | Electronic device, electronically-controlled mechanical timepiece, and electronic device controlling method An electronic device in which a braking torque can be increased while reduction in power generation is suppressed, and in which a rotor is prevented from stopping or rotating at an excessive speed. Such an electronic device includes a generator which is d... | 02/17/2004 |
| 6678216 | Timepiece using spring as power To provide a power accumulation structure of a simple construction, in which a planetary mechanism is not used, for a timepiece using a spring as power. A power accumulation structure of a simple construction not using a planetary mechanism is a power acc... | 01/13/2004 |
| 6570824 | Generator for a timepiece Generator of the clockwork type including a stator formed of at least three coils (11a, 11b, 11c) and a rotor formed of two flanges (81, 82) carried by a shaft (5) and supporting an even number of magnets (91, 92). The rotor is formed of at least two dist... | 05/27/2003 |
| 6563766 | Voltage detecting device, battery remaining voltage detecting device, voltage detecting method, battery remaining voltage detecting method, electronic timepiece and electronic device A voltage detection and a remaining battery voltage display for a secondary power source so as to notify the user of the remaining battery voltage of the secondary power source at the optimal timing and in an accurate manner. A voltage correlated to the p... | 05/13/2003 |
| 6532195 | Clock saver apparatus and methods Clock saver apparatus and methods which enable the restoration of clock operations in the event that a power outage is brief and without requiring that an operator reset the clock are described. In one embodiment, the clock is restored to a time setting e... | 03/11/2003 |
| 6469959 | Generator in particular for a timepiece Generator of the clockwork type including a rotor formed of two flanges 8 supporting magnets 9 and arranged at the end of shaft 5 having a diameter D at its centre. The stator is formed of three coils 11a, 11b, 11c carried by a support made in two parts 2... | 10/22/2002 |
| 6466519 | Electronic device, electronic timepiece and power control method An electronic apparatus includes a power generator (20) as a power supply, a capacitor (30) for accumulating generated power, a logic circuit (170) driven by the power from the capacitor, and a power supply cut-off circuit (31). When the power generator s... | 10/15/2002 |
| 6466518 | Time measurement device A time measurement device includes a first motor (1300) for indicating standard time, a second motor (1400) for indicating a chronograph, a generator (1600) which generates driving power for driving the first and second motors by converting mechanical ene... | 10/15/2002 |
| 6463010 | Electronic timepiece and method for controlling the same An electronic timepiece comprises a battery, capable of charging, a charging section for charging the battery, a timepiece control circuit performing time keeping operation by using a stored electric power in the battery, a display for displaying time kep... | 10/08/2002 |
| 6343051 | Portable electronic device and control method for the portable electronic device A reliable power supply control function in a portable electronic device which includes a limiter circuit, or includes the limiter circuit and a voltage step-up circuit, to reduce power consumption. It is detected whether or not a voltage generated by a p... | 01/29/2002 |
| 6118258 | Electrical apparatus supplied by a photo-voltaic power source An autonomous low power consumption electrical apparatus that has a supply device (8) comprising a single photo-voltaic cell, an electrical accumulator (7), and a voltage booster (10, 11, TR1, TR3) connected between the power source (9) and the accumulato... | 09/12/2000 |
| 6069846 | Electronic clock An electronic watch comprises electric power generator (10) for generating electric energy from external energy, electric power storage means (30) for storing the electric energy generated, and clock means (20) for executing time display operation by use ... | 05/30/2000 |
| 6061304 | Electronic watch An electronic watch is provided with an electric power generator for generating electric energy by external energy, electric power charger for charging the electric energy generated by the electric power generator, a watch driving system comprising a watc... | 05/09/2000 |
