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...that several people are credited with the invention of the flush toilet? Most people have heard of Thomas Crapper (1837-1910), the sanitary engineer who invented the valve-and-siphon arrangement that made the modern toilet possible. Another claimant to "the throne" was British inventor Alexander Cumming who patented a toilet in 1775. Then there's a nameless Minoan (a native of ancient Crete) who lived 4,000 years ago who supposedly was ahead of his time and created the first flush toilet!

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Assignee: Research In Motion Limited


Location: Ontario, CA
No. of patents: 53

1    
NumberTitleIssue Date
7911392Multiple frequency band antenna assembly for handheld communication devices
An antenna assembly has a plurality of conductive elements to enable use in multiple frequency bands assigned for a mobile wireless communications. The antenna assembly has a six-sided support frame non-electrically conductive material which provides external surfac...
03/22/2011
7873393System and method of determining standby time for mobile stations
A method and system for determining standby time for a mobile station uses a battery simulator, a base station emulator, a computer to control the test equipment and MSUT for testing a mobile station. The computer includes a module for determining a radio off batter...
01/18/2011
D630624Attachment for handheld device
01/11/2011
7859468Mobile wireless communications device including a folded monopole multi-band antenna and related methods
A mobile wireless communications device may include a portable housing, a printed circuit board (PCB) carried within the portable housing, and wireless communications circuitry carried by the PCB within the portable housing. The device may also include a folded mono...
12/28/2010
7800546Mobile wireless communications device including multi-loop folded monopole antenna and related methods
A mobile wireless communications device may include a portable housing, a printed circuit board (PCB) carried within the portable housing, and wireless communications circuitry carried by the PCB within the portable housing. Furthermore, a folded monopole antenna ma...
09/21/2010
7650377System and method for maintaining on a handheld electronic device information that is substantially current and is readily available to a user
An improved system and method for managing data on a handheld electronic device includes a server that periodically pushes data to a particular handheld electronic device, with the data being stored on the handheld electronic device by way of a routine running in th...
01/19/2010
7646375Handheld electronic device with text disambiguation
A handheld electronic device includes a reduced QWERTY keyboard and is enabled with disambiguation software. The device provides output in the form of a default output and a number of variants. The output is based largely upon the frequency, i.e., the likelihood tha...
01/12/2010
7644209Handheld electronic device with text disambiguation allowing dynamic expansion of input key associations
A handheld electronic device includes a reduced QWERTY keyboard and is enabled with disambiguation software. The device provides output in the form of a default output and a number of variants. The output is based largely upon frequency of use, but some variants are...
01/05/2010
7644149Method of reflecting on another device an addition to a browser cache on a handheld electronic device, and associated device
An improved handheld electronic device includes an Application Programming Interface (API) that generates various notifications in certain circumstances. The handheld electronic device provides an improved method of employing the notifications to enable another devi...
01/05/2010
7642934Method of mapping a traditional touchtone keypad on a handheld electronic device and associated apparatus
A method of mapping a traditional touchtone telephone keypad on a handheld electronic device having a disambiguation function, and an associated apparatus comprises outputting a representation of a remapped character layout and generating a disambiguated interpretat...
01/05/2010
7640311Method for viewing non-image attachments on a portable electronic device
A method for viewing an attachment of an email message on a portable electronic device in which the attachment has a renderable format is provided. The method includes: requesting to view the attachment in an attachment viewer of the portable electronic device, buil...
12/29/2009
7639240Method of mounting thumbwheel switch on printed circuit board and handheld electronic device incorporating same
A thumbwheel switch for a handheld electronic device is mechanically and electrically mounted on the substrate of a printed circuit board using SMT with the thumbwheel seated in a cutout in the substrate and with the top surface of the thumbwheel about flush with th...
12/29/2009
7633234Method and apparatus for maximizing the sustainable flash of a handheld portable electronic device
A method and apparatus for maintaining a maximum sustained flash current over the whole length of a flash using a programmable current drive in a handheld portable device powered by a battery. The method involves measuring the battery voltage before and after a flas...
12/15/2009
7529184Flow control buffering
A method and system for improved buffering during a flow control event, the system comprising: a mobile station having a mobile timer; a radio network communicating wirelessly with the mobile station and including: a base station; and a packet control function (PCF)...
05/05/2009
7466271Multiple-band antenna with patch and slot structures
A multiple-band antenna having first and second operating frequency bands is provided. The antenna includes a first patch structure associated primarily with the first operating frequency band, a second patch structure electrically coupled to the first patch structu...
12/16/2008
7433822Method and apparatus for encoding and decoding pause information
At an audio source, pause information is added to audio data, the combination of which is subsequently packetized. The resulting packets are transmitted to an audio destination via a network in which different packets may be subjected to varying levels of delay. At ...
10/07/2008
7423605Mobile wireless communications device including an electrically conductive director element and related methods
A mobile wireless communications device may include a portable housing, a printed circuit board (PCB) carried by the portable housing, a wireless transceiver carried by the PCB, and an antenna connected to the transceiver and carried by the PCB. The mobile wireless ...
09/09/2008
7405703Mobile wireless communications device comprising a top-mounted auxiliary input/output device and a bottom-mounted antenna
A mobile wireless communications device may include a housing having an upper portion and a lower portion, a dielectric substrate carried by the housing, circuitry carried by the dielectric substrate, and an audio output transducer carried by the upper portion of th...
07/29/2008
7403165Mobile wireless communications device comprising non-planar internal antenna without ground plane overlap
A mobile wireless communications device may include a housing, a main dielectric substrate carried by the housing, circuitry carried by the main dielectric substrate, and a ground plane conductor on the main dielectric substrate. The mobile wireless communications d...
07/22/2008
7395051Cellular communications system for providing non-real time subscription data and related methods
A cellular communications system may include a plurality of mobile cellular communications devices each associated with a respective user, and at least one cellular base station for wirelessly communicating with the mobile cellular communications devices. The at lea...
07/01/2008
7387256Mobile wireless communications device with reduced interfering energy from the keyboard
A mobile wireless communications device includes a circuit board carried by a housing and having RF circuitry and a processor operative with the RF circuitry. A keyboard is carried by the housing and includes a keypad array circuit. A keypad connector is carried by ...
06/17/2008
7386303Multi-function, multi-state input control device
In a two-way radio communications system wherein subscriber units are provided with multiple features from the software running on a server, a user interface of the subscriber unit permits the subscriber unit user to change the control state of the server software d...
06/10/2008
7379027Mobile wireless communications device with human interface diversity antenna and related methods
A mobile wireless communications device may include a portable handheld housing, and a wireless transceiver carried by the housing. A pair of an antennas are positioned in side-by-side relation preferably in the upper portion of the portable handheld housing. A huma...
05/27/2008
7353013Mobile wireless communications device with polarization diversity wireless local area network (LAN) antenna and related methods
A mobile wireless LAN communications device may include a portable, handheld housing, and a wireless LAN transceiver carried by the housing. A polarization diversity wireless LAN antenna may be included for cooperating with the wireless LAN transceiver to communicat...
04/01/2008
7324830System and method of exchanging identification information for mobile stations
A system is provided for allowing mobile stations to exchange identification information using a predetermined communication path for the purpose of obtaining identification information to use in establishing a different communication path for communicating. ...
01/29/2008
7283097Multi-band antenna with patch and slot structures
A multiple-band antenna having first and second operating frequency bands is provided. The antenna includes a first patch structure associated primarily with the first operating frequency band, a second patch structure electrically coupled to the first patch structu...
10/16/2007
7280652Handheld electronic device having improved phone call log, and associated method
An improved handheld electronic device and an associated method provide an improved call log that presents information relating to logged phone calls in a collapsed manner, meaning that for each phone number having a call stored in the memory of the device, only the...
10/09/2007
7271568Battery charger for portable devices and related methods
A battery charger may include a charger connector to be coupled to a corresponding device connector of a portable device including a rechargeable battery. The battery charger may also include a charging circuit connected to the charger connector, and a controller co...
09/18/2007
7271772Mobile wireless communications device comprising multi-frequency band antenna and related methods
A mobile wireless communications device may include a housing and a multi-frequency band antenna carried within the housing. The multi-frequency band antenna may include a main loop conductor having a gap therein defining first and second ends of the main loop condu...
09/18/2007
7251727System and method for surely but conveniently causing reset of a computerized device
Enhanced reset logic is included in a user's computerized device so that the device owner (e.g., the user's employer) can assure prompt reset (e.g., to insure device use of newly downloaded software versions or other control or security data) while still allowing us...
07/31/2007
7222340Software-delivered dynamic persistent data
A method and apparatus for dynamically managing non-volatile memory items in a wireless device, the method comprising the steps of: checking the non-volatile memory items for a unique identifier item; if the unique identifier item exists, comparing an identifier sto...
05/22/2007
7215258Handheld electronic device having reduced keyboard and multiple password access, and associated methods
A reduced keyboard handheld electronic device and associated method that utilizes a plurality of passwords for controlling access thereto. The handheld electronic device has a non-predictive keystroke interpretation system, such as a multi-tap system. At least one o...
05/08/2007
D539295Keypad for a handheld electronic device
03/27/2007
D537082Keypad
02/20/2007
7151493Multiple-band antenna with shared slot structure
A multiple-band antenna having first and second operating frequency bands is provided. The antenna includes a first patch structure associated primarily with the first operating frequency band, a second patch structure electrically coupled to the first patch structu...
12/19/2006
7145553Handheld electronic device having facilitated input and associated method
An improved handheld electronic device and an improved method facilitate the entry of data when the data is to be of a particular arrangement of alphabetic (A) and/or numeric (N) and/or other characters. In the depicted exemplary embodiment, the handheld electronic ...
12/05/2006
D531628Handheld electronic device
11/07/2006
D530322Handheld electronic device
10/17/2006
D530298Handset
10/17/2006
D529470Handset
10/03/2006
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