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| Number | Title | Issue Date |
| RE40506 | Battery with strength indicator A battery strength indicating and switch means on a battery which is coupled across the terminals of the battery and which is provided with an indicating means to indicate the strength of the battery and in addition, the battery strength indicating means is also pro... | 09/16/2008 |
| 7372780 | Timing system and device and method for making the same A timing device for indicating the passage of a duration of time is disclosed. The timing device in accordance with the embodiments of the invention comprises an electrochemical component that generates a visual and/or audio indication of the passage a duration of t... | 05/13/2008 |
| 7254095 | Timing system and device and method for making the same A timing device for indicating the passage of a duration of time is disclosed. The timing device and system, in accordance with the embodiments of the invention, comprise an electrochemical component which generates a visual and/or audio indication of the passage of... | 08/07/2007 |
| 7239147 | Method and device for inspecting secondary battery precursor and method for manufacturing secondary battery using the inspection method A method for testing a precursor of a secondary cell with high reliability and high efficiency to judge the precursor to be acceptable or defective. The current flowing when a test voltage is applied between a pair of electrodes is measured before an electrolyte is ... | 07/03/2007 |
| RE39703 | Battery with strength indicator A battery strength indicating and switch means on a battery which is coupled across the terminals of the battery and which is provided with an indicating means to indicate the strength of the battery and in addition, the battery strength indicating means is also pro... | 06/26/2007 |
| 7205746 | Battery cover assembly having integrated battery condition monitoring A battery cover assembly having integrated battery condition monitoring for measuring electrical current passing to and from a battery post, including an electrically conductive collar for connecting to a post of a battery, and an electrically conductive terminal fo... | 04/17/2007 |
| 7199489 | Battery communication system An uninterrupted power supply (“UPS”) system is disclosed which uses a battery communication system to communicate to a UPS processor information concerning the status of a battery pack in an array of parallel coupled battery packs. The battery packs provide bac... | 04/03/2007 |
| 7188996 | Expiration indicator A simple recording device using a stable electric resistance heater in thermal contact with an irreversible color changing time temperature material relatively insensitive to room temperatures to show and record the cumulative time an electrical appliance, battery, ... | 03/13/2007 |
| 7176806 | Physical key to facilitate an inactive mode for a state-of-charge indicator within a battery The invention provides a system and battery including a state-of-charge indicator (SOCI) to monitor and display the amount of charge within the battery. The SOCI is capable of operating in a hibernate mode, an active mode, and/or a sleep mode. The battery may be man... | 02/13/2007 |
| 7150936 | Sealed battery and method for manufacturing sealed battery The present invention provides a sealed battery, in which leakage can be detected in reliable manner, a method for manufacturing the sealed battery, and a method for detecting leakage of the sealed battery. The invention provides a sealed battery containing helium, ... | 12/19/2006 |
| 7142913 | Defibrillator test device and method A defibrillator test device is disclosed that uses a temperature response as an indication of a test result. The defibrillator test device receives electrical energy from a defibrillation pulse and converts the electrical energy into heat in a resistive member. The ... | 11/28/2006 |
| 7135839 | Battery pack and method of charging and discharging the same Disclosed are a battery package and a method for charging and discharging secondary batteries including nickel hydrogen batteries by refreshing and suppressing inactivity of the batteries. More concretely, battery package (101) comprises a group of batteries ... | 11/14/2006 |
| 7059769 | Apparatus for enabling multiple modes of operation among a plurality of devices Apparatuses for enabling multiple modes of operation are disclosed that include power and data interfaces for inter-connecting multiple devices. The apparatuses, in various configurations, connect primarily powered devices, batteries, and a plurality of external per... | 06/13/2006 |
| 7011425 | Luminary product A decorated luminary product includes a candle holder containing a candle, wherein at least one of the inner surface and the outer surface of the candle holder has a hammered texture such that light passing through the candle holder varies substantially as a result ... | 03/14/2006 |
| 6979504 | Fuel cell system automatic power switching method and apparatus A fuel cell system includes a fuel cell stack, a battery, and a control system. A power circuit couples the fuel cell system selectively between the fuel cell stack and the battery. The power circuit includes a battery supply switch responsive to a voltage across th... | 12/27/2005 |
| 6977123 | Battery with strength indicator A battery strength indicating and switch means on a battery which is coupled across the terminals of the battery and which is provided with an indicating means to indicate the strength of the battery and in addition, the battery strength indicating means is also pro... | 12/20/2005 |
| 6953630 | Fuel cell anomaly detection method and apparatus A respective bipolar junction transistor is coupled across pairs of fuel cells in a fuel cell stack to monitor the voltage across each fuel cell pairs for a drop in voltage below a threshold voltage. A respective optoisolator coupled to each of the transistors produ... | 10/11/2005 |
| 6941818 | Equipment for disclosing pressure The invention relates to equipment such as for detecting and providing visual confirmation of pressure thereon, e.g. from an impact, which comprises an article having a sandwich construction with a pressure-disclosing layer (3) comprising a liquid crystal, th... | 09/13/2005 |
| 6773842 | Metal-air battery with an extended service life A battery comprising a control means and a plurality of metal-air cell assemblies that are electronically connected in parallel. Each cell assembly comprises a casing with a controllable air vent thereon and at least a metal-air cell inside the casing. The controlla... | 08/10/2004 |
| 6635380 | Storage battery having a plurality of containers with one cover The present invention provides a high output storage battery with a high reliability that is easy to fabricate. This storage battery comprises a plurality of monoblock containers united to each other with space provided between the adjacent monoblock cont... | 10/21/2003 |
| 6610439 | Mounting structure for temperature detecting member in rechargeable battery A temperature detection hole 12 having a bottom, which is sealed against the inside of the battery case 3 while being open to the outside, is formed in the battery case. The bottom wall 12a of the temperature detection hole is in contact with or in close ... | 08/26/2003 |
| 6594886 | Method of fuse manufacture and a battery pack containing that fuse The method of fuse manufacture has a step to fabricate a metal plate with an overall long narrow shape, with a plurality of rows of connecting pieces having separated tips and connected aft ends, and with the tip of each connecting piece arranged in a str... | 07/22/2003 |
| 6335113 | Thermostat and battery pack containing the thermostat A thermostat comprises a first laminated metal plate and a second laminated metal plate in which a plurality of metal layers having different rates of expansion are laminated. The first laminated metal plate has a movable contact. The second laminated met... | 01/01/2002 |
| 6296966 | One-piece battery containing a device for measuring the internal temperature A sealed one-piece battery comprises a container having at least one wall and divided into contiguous compartments which receive electrode assemblies by at least one partition attached to the wall. A device for measuring the temperature of the electrode a... | 10/02/2001 |
| 6296967 | Lithium battery structure incorporating lithium pouch cells A lithium battery having a plurality of interconnected pouch cells encased in a first cover which is substantially impermeable to moisture ingress and electrolyte egress. The first cover is surrounded by a rigid outer cover which is sealed in a substantia... | 10/02/2001 |
| 6291096 | Pass/fail battery indicator and tester A battery tester, includes a voltage controlled display. The battery tester is disposed on a battery with a first voltage divider having a terminal coupled to a terminal of the voltage controlled display and a second voltage divider having a terminal coup... | 09/18/2001 |
| 6258479 | Method for determining amount of water to be added to a NiCd cell Deficiencies in the electrolyte level of the cells of NiCd battery can be detected by measuring the internal resistance of the cells. Initially, data is collected for a battery type and capacity, correlating measured internal resistance with the amount of... | 07/10/2001 |
| 6232782 | On cell circumferential battery indicator A battery includes a battery tester including a display that is disposed around a substantial portion of the circumference of the battery. Also describe is a battery operated electronic device including a case that houses electronic components that compri... | 05/15/2001 |
| 6184794 | Portable lighting device having externally attached voltage tester A battery tester for use in combination with a portable lighting device such as a flashlight or lantern having a housing for retaining at least one battery including first and second terminals, each in electrical contact with an opposite pole of the batte... | 02/06/2001 |
| 6156450 | Battery tester having printed electronic components The battery testing circuit of the present invention preferably includes a substrate, a display printed on the substrate for displaying a level of discharge of a battery, a display driver circuit coupled to the display and to the battery for receiving pow... | 12/05/2000 |
| 6118426 | Transducers and indicators having printed displays A process for creating an electronically addressable display includes multiple printing operations, similar to a multi-color process in conventional screen printing. In some of the process steps, electrically non-active inks are printed onto areas of the ... | 09/12/2000 |
| 6106968 | Smart valve regulated lead acid battery with embedded electronic monitoring and fluid fill system For use with a valve regulated lead acid (VRLA) battery, a fluid fill system and a method of maintaining fill fluid in a VRLA battery. In one embodiment, the system includes: (1) a fluid determination circuit, associated with the battery, that determines ... | 08/22/2000 |
| 6064182 | Battery pack, battery remaining capacity detection method, and application device driven with battery pack as power source A capacity detection method for use with a secondary battery is provided which is capable of accurately detecting capacity by a voltage method by taking into consideration the polarization characteristics of a secondary battery, such as a lithium-ion seco... | 05/16/2000 |
| 6054234 | Battery tester label for battery A method for producing a battery tester label is disclosed. The method includes forming an inserted tester device and a base layer, which are combined together to form the battery tester label. The resulting tester label can be applied to a battery. Also ... | 04/25/2000 |
| 6025087 | Battery mounting and testing apparatuses, methods of forming battery mounting and testing apparatuses, battery-powered test configured electronic devices, and methods of forming battery-powered test configured electronic devices Battery mounting and testing apparatuses and methods of forming the same are described. In one implementation, a substrate includes a surface area over which a battery terminal housing member is to entirely cover. A conductive first test contact is dispos... | 02/15/2000 |
| 5962158 | End cap assembly for electrochemical cell An end cap assembly for an electrochemical cell, for example an alkaline cell, is disclosed comprising an exposed terminal end cap of single piece construction having a convoluted surface, an electrically insulating member and a metal support disk between... | 10/05/1999 |
| 5930023 | Electrochemical display and timing mechanism with migrating electrolyte Printed electrochemical display cells are arranged in layer form with two electrode layers and an electrolyte layer occupying distinct areas of a substrate. An electrolyte layer overlaps most of one electrode layer but contacts a smaller portion of the ot... | 07/27/1999 |
| 5925480 | Thermochromic battery tester A battery tester device that may be integrated into a label of battery. The battery tester device includes first dielectric layer, a conductive layer adjacent the first dielectric layer, a temperature sensitive indicator layer in thermal contact with the ... | 07/20/1999 |
| 5925479 | Moisture barrier composite film of silicon nitride and fluorocarbon polymer and its use with an on-cell tester for an electrochemical cell A light transparent moisture barrier useful for preventing moisture from destroying the effectiveness of a moisture sensitive cell condition tester on an electrochemical cell, comprises a plurality of very thin layers of amorphous silicon nitride and a hy... | 07/20/1999 |
| 5916705 | Fuel cell cathode testing device and method for using the same An apparatus for testing the electrochemical performance of discrete areas of a cathode that is to be used in a fuel cell is presented. The apparatus tests a cathode which is retained and carried by a holding fixture wherein a chamber is formed between an... | 06/29/1999 |
