Assignee: Leapfrog Enterprises, Inc.

Location: Emeryville, CA
No. of patents: 60

Number	Title	Issue Date
D658183	Interactive learning pen	04/24/2012
D646726	Interactive pad	10/11/2011
8025505	Interactive hand held apparatus with stylus An interactive, handheld apparatus is provided. The apparatus includes a housing, a display screen on the housing, an electronic position location system, a stylus for selecting images on the display screen, a directional control pad on the housing and a memory devi...	09/27/2011
8025504	Display apparatus for teaching writing Apparatuses and methods are provided directed at teaching writing, such as printing, cursive, and calligraphy, to users of all ages. Typically, the embodiments are directed toward teaching children the basic skills of writing. However, it may be appreciated that the...	09/27/2011
7936339	Method and system for invoking computer functionality by interaction with dynamically generated interface regions of a writing surface A device user interface in which computer functionality is invoked by user interaction with dynamically generated interface regions of a writing surface. A computer system identifies a marking written on the writing surface or a user selection of an existing written...	05/03/2011
D636445	Interactive toy	04/19/2011
7922099	System and method for associating content with an image bearing surface Systems and methods for associating content with an image bearing surface. In accordance with a first embodiment of the present invention, a method, operable at an electronic interactive device, comprises accessing a first image, e.g., identifying the content, on a ...	04/12/2011
7916124	Interactive apparatus using print media A method for producing an output in response to an interaction with a print element on a sheet is disclosed. In one embodiment, the method includes placing a sheet comprising a print element on a surface of a base unit. A user can then mark on the sheet in the vicin...	03/29/2011
7889399	Dot enabled template A dot template for enabling user interaction between a computing device and a printed material. The template comprises a plurality of dot patterns for position determination. The template further comprises a plurality of icons for accepting input/output (e.g., a han...	02/15/2011
7847942	Peripheral interface device for color recognition A peripheral interface device for determining the color of a surface, where the surface color may then be used to determine device position and identify objects. Embodiments provide a device capable of directing different colors of light (e.g., red, green and blue) ...	12/07/2010
7853193	Method and device for audibly instructing a user to interact with a function A method for audibly instructing a user to interact with a function. A function is associated with a user-written selectable item. The user-written selectable item is recognized on a surface. In response to recognizing the user-written selectable item, a first instr...	12/14/2010
7831933	Method and system for implementing a user interface for a device employing written graphical elements A method and system for implementing a user interface for a device through user created graphical elements. The method includes recognizing a graphical element icon created by a user. Once recognized, a function related to the graphical element icon is accessed and ...	11/09/2010
7818400	Interactive communications appliance An interactive communications appliance for broadcasting personalized information is disclosed. The interactive communications appliance comprises a transceiver for receiving personalized information transmitted via a wireless link. A memory stores the personalized ...	10/19/2010
7792480	Electrographic position location apparatus including recording capability and data cartridge including microphone An electrographic position location apparatus and a data cartridge are disclosed. The data cartridge comprises a body and a memory device in the body. A connector extends from the body and is coupled to the memory device. A microphone is attached to or is incorporat...	09/07/2010
D620490	Interactive pen	07/27/2010
7698640	User interactive journal Apparatuses, systems and methods are provided for creating an interactive journaling experience for a user. The user is provided with apparatuses or systems which assist the user in generating a journal by providing interactive features such as suggestions, supporti...	04/13/2010
D613742	Pentop computer	04/13/2010
7661592	Interactive system including interactive apparatus and game An interactive apparatus that is used in a game. The interactive apparatus is in the form of a stylus and contain a stylus housing and a processor coupled to the stylus housing and a memory unit comprising computer code for playing a game involving a plurality of pr...	02/16/2010
7567242	Writing stylus A stylus for an electrographic position location apparatus is disclosed. In one embodiment, the stylus includes a writing element that is retractable. The stylus may have a proximal end and a distal end. A conductive annular structure may be at the proximal end of t...	07/28/2009
7562822	Methods and devices for creating and processing content A mark on a surface in sensed by a pen as the mark is made on the surface using the pen. The surface has printed thereon a pattern of markings that define a two-dimensional coordinate system. Stroke data associated with the mark is stored. The stroke data includes c...	07/21/2009
7557939	Print media information systems and methods The present invention relates to a novel interactive information system which can be used to make a traditional print medium such as a magazine, “interactive”. When the traditional print medium is placed on a print media receiving unit in a predetermined positio...	07/07/2009
7553160	Interactive hand held apparatus with stylus An interactive, handheld apparatus is provided. The apparatus includes a housing, a display screen on the housing, an electronic position location system, a stylus for selecting images on the display screen, a directional control pad on the housing and a memory devi...	06/30/2009
7529519	Interactive handheld educational apparatus with stylus An interactive, handheld apparatus is provided. The apparatus includes a housing, a display screen on the housing, an electronic position location system, a stylus for selecting images on the display screen, a directional control pad on the housing and a memory devi...	05/05/2009
7510238	Interactive entertainer An interactive entertainer having a lower tray with a plurality of compressible legs supporting an upper tray. The lower tray is concave to permit rocking of the tray when placed on a flat surface. One or more supports coupled to the lower tray may be repositioned t...	03/31/2009
7499036	Electrographic position location apparatus and method An apparatus for use in an electrographic position sensing system comprises an antenna system and a signal strength detector. In one embodiment, the antenna system comprises two antennas. The detector measures the signal strength from each antenna. A microprocessor ...	03/03/2009
7476140	Device using removable templates to provide adjustable interactive output An interactive device using removable templates to provide adjustable interactive output is disclosed. The interactive device includes a console unit, a plurality of electronic elements included in the console unit, and a plurality of movable elements included in th...	01/13/2009
7453447	Interactive apparatus with recording and playback capability usable with encoded writing medium An interactive apparatus is disclosed. The interactive apparatus has an audio recording mode and an audio playback mode. Further, the interactive apparatus includes a writing tool for manually writing on an encoded writing medium, an audio input device for recording...	11/18/2008
7434701	Device for coupling to other devices and unique identification thereof A device for coupling to other devices and unique identification thereof may include a body and a coupler. The coupler may be disposed on the body and may be operable to couple to a coupler of another device. The device may include a test circuit and a processor for...	10/14/2008
7428990	Capacitive sensing of media information in an interactive media device Detecting information relating to a medium in an interactive media device. The device includes a surface able to receive the medium and a sensor network embedded within the surface. The sensor network includes a configuration able to detect medium information. The d...	09/30/2008
D573995	Interactive toy	07/29/2008
7374087	Method, apparatus and system for conveying cartridge notification Embodiments of the invention recite a method, apparatus and system for conveying cartridge notification. In one embodiment, a permanently encoded pattern of location information embedded on a printed medium is recognized using an electronic interactive device. Note ...	05/20/2008
D568317	Base for a toy	05/06/2008
7347760	Interactive toy Embodiments of the invention relate to interactive toys. In one embodiment, the interactive toy includes a housing, and a receiving region on the housing. A detection device including a plurality of detectors is in the receiving region. A processor operatively coupl...	03/25/2008
7299971	Print media information systems and methods The present invention relates to a novel interactive information system which can be used to make a traditional print medium such as a magazine, “interactive”. When the traditional print medium is placed on a print media receiving unit in a predetermined positio...	11/27/2007
RE39881	Surface position location system and method An electrographic sensor unit and method for determining the position of a user selected position thereon. The electrographic sensor unit includes a layer of a conductive material having an electrical resistivity and a surface, at least three spaced apart contact po...	10/16/2007
7281664	Method and system for hierarchical management of a plurality of regions of an encoded surface used by a pen computer A method for hierarchical management of a plurality of regions of an encoded surface. The method includes recognizing unique encoded information on a portion of the surface in response to a pen computer touching down on the portion. A unique location of the portion ...	10/16/2007
D550673	Game controller	09/11/2007
7249950	Display apparatus for teaching writing Apparatuses and methods are provided directed at teaching writing, such as printing, cursive, and calligraphy, to users of all ages. Typically, the embodiments are directed toward teaching children the basic skills of writing. However, it may be appreciated that the...	07/31/2007
7234941	Toy for use with vertical surfaces An interactive educational apparatus is described. The educational toy apparatus includes an indicium containing structure and a base unit capable of being vertically attached to a vertical surface such as a refrigerator door. The indicium containing structure is ca...	06/26/2007
7224348	Writing stylus A stylus for an electrographic position location apparatus is disclosed. In one embodiment, the stylus includes a writing element that is retractable. The stylus may have a proximal end and a distal end. A conductive annular structure may be at the proximal end of t...	05/29/2007

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Assignee: Leapfrog Enterprises, Inc.