The ice cream cone was invented at the St. Louis Worlds Fair by Ernest Hamwi in 1904. His waffle booth was next to an ice cream vendor who ran short of dishes. Hamwi rolled a waffle to hold ice cream and the cone was born.
Make the Most of Our Site
See this month's Top Inventors and Most Cited Patents.
Stay on top of the latest innovations by subscribing to an RSS feed.
Registered users: Manage your profile.
| Number | Title | Issue Date |
| 8183843 | Voltage regulator and associated methods A regulated voltage is generated at an output terminal of a voltage regulator circuit having at least one input terminal. A feedback signal is coupled from a first transistor coupled in parallel with a first resistor between the output terminal and the input termina... | 05/22/2012 |
| 8169938 | Communication system for wireless audio devices The present subject matter provides a system for wireless communications between one or more wireless audio devices and other electronics for providing a rich set of streaming audio, control, programming and enhanced hearing functions. ... | 05/01/2012 |
| 8154066 | Titanium aluminum oxide films A dielectric layer containing an insulating metal oxide film having multiple metal components and a method of fabricating such a dielectric layer produce a reliable dielectric layer for use in a variety of electronic devices. Embodiments include a titanium aluminum ... | 04/10/2012 |
| 8148201 | Planar interconnect structure for hybrid circuits Described herein is an electronic device in which one or more planar interconnect structure are interposed between two substrates each incorporating a hybrid circuit. The planar interconnect structure has a plurality of conductive traces formed on one of its faces f... | 04/03/2012 |
| 8135138 | Hearing aid fitting procedure and processing based on subjective space representation A system for hearing assistance devices to assist hearing aid fitting applied to individual differences in hearing impairment. The system is also usable for assisting fitting and use of hearing assistance devices for listeners of music. The method uses a subjective ... | 03/13/2012 |
| 8125153 | Microwave energized plasma lamp with dielectric waveguide A plasma lamp including a waveguide body comprising at least one dielectric material. The body is coupled to a microwave power source which causes the body to resonate in at least one resonant mode. A lamp chamber integrated with the body contains a bulb with a fill... | 02/28/2012 |
| 8116473 | Output phase modulation entrainment containment for digital filters Method and apparatus for entrainment containment in digital filters using output phase modulation. Phase change is gradually introduced into the acoustic feedback canceller loop to avoid entrainment of the feedback canceller filter. Various embodiments employing dif... | 02/14/2012 |
| 8114753 | Buried decoupling capacitors, devices and systems including same, and methods of fabrication A buried decoupling capacitor apparatus and method are provided. According to various embodiments, a buried decoupling capacitor apparatus includes a semiconductor-on-insulator substrate having a buried insulator region and top semiconductor region on the buried ins... | 02/14/2012 |
| 8064269 | Apparatus and methods having majority bit detection Electronic apparatus and fabrication of the electronic apparatus that includes detection of the majority of values in a plurality of data bits may be used in a variety of applications. Embodiments include application of majority bit detection to process data bits in... | 11/22/2011 |
| 7971245 | Method and system to detect externally-referenced malicious data for access and/or publication via a computer system A method and system to verify active content in a server system include receiving a communication (e.g., an e-mail message or an e-commerce listing) that includes active content to be made accessible by the server system. A reference (e.g., a URL) within the active ... | 06/28/2011 |
| 7893948 | Flexible pixel hardware and method A graphical display station of arbitrary shape such as channel letters or other shaped structures is populated with pixels which are components of flexible pixel strings which can be arranged to fit the arbitrary shape(s). The flexible pixel strings provide for stra... | 02/22/2011 |
| 7868903 | Flexible pixel element fabrication and sealing method Discrete flexible pixel elements are hermetically sealed from the environment and comprise unitary, self-contained replaceable modules which enable efficient, economical production of large scale, free-form electronic displays, signs and lighting effects for outdoor... | 01/11/2011 |
| 7850104 | Inferential pulverized fuel flow sensing and manipulation within a coal mill The subject matter herein relates to coal mills and, more particularly, inferential pulverized fuel flow sensing and manipulation within a coal mill. Various embodiments provide systems, methods, and software to manipulate a primary air flow rate and a coal feed rat... | 12/14/2010 |
| 7843512 | Identifying key video frames A rate of change of visual content (compared to an adjacent video frame) of a video frame is determined, and the video frame is selected as a key video frame if the rate exceeds a threshold value. In an embodiment, to compute the rate, the motion energy vector magni... | 11/30/2010 |
| 7774968 | Transportable electronic sign display system A transportable electronic sign display system having modular cabinets which support electronic display modules and electronics having male and female latching assemblies connecting adjacent electronic display modules. Robust male and female latching assemblies at t... | 08/17/2010 |
| 7760532 | Multi-bank memory A multi-bank memory device includes rows and columns of memory cores. Each row includes memory cores from one bank interleaved with memory cores from another bank. Banks in different rows can be simultaneously accessed. ... | 07/20/2010 |
| 7675698 | Fibrous micro-composite material Fibrous micro-composite materials are formed from micro fibers. The fibrous micro-composite materials are utilized as the basis for a new class of MEMS. In addition to simple fiber composites and microlaminates, fibrous hollow and/or solid braids, can be used in str... | 03/09/2010 |
| 7668308 | In-the-ear headset and headphone enhancements Various embodiments of active headsets and/or headphones, including in-the-ear devices with boom microphones, are presented with, among other things, power-saving features, cell-phone functions, and automated activation and deactivation. Various novel methods and re... | 02/23/2010 |
| 7642391 | Palladium-catalyzed coupling of aryl halides with alkynes A method is provided to couple an aryl halide to an alkyne comprising reacting a compound of the formula ArX, wherein Ar is a substituted or unsubstituted aryl group and X is I or Br, with a compound of the formula HC≡C—R1 wherein R1 is a s... | 01/05/2010 |
| 7616990 | Implantable and rechargeable neural stimulator One aspect of the present subject matter relates to an implantable medical device. An embodiment of the device comprises a rechargeable power supply adapted to be recharged through an ultrasound signal, a neural stimulator connected to the rechargeable power supply,... | 11/10/2009 |
| 7615649 | Synthesis of polycyclic procyanidins A method for preparing A-type procyanidins is provided by reacting flavylium salts with catechins and analogs thereof, under anhydrous conditions in alcohol. ... | 11/10/2009 |
| 7613514 | Selective resynchronization therapy optimization based on user preference A method and system for calculating an atrio-ventricular delay interval based upon an inter-atrial delay exhibited by a patient's heart. The aforementioned atrio-ventricular delay interval may optimize the stroke volume exhibited by a patient's heart. The aforementi... | 11/03/2009 |
| 7551460 | Switch mode power supply controllers This invention relates to switch mode power supply (SMPS) controllers employing primary side sensing. We describe an (SMPS) controller which uses an area correlator to compare an area under a feedback signal waveform between a start point defined by said first timin... | 06/23/2009 |
| 7536070 | Light scattering optical resonator Ring or disc optical resonators are provided with random or coherent corrugation on a top surface to cause optical power to be radiated in a desired direction by light scattering. The resonators may be positioned proximate a waveguide, either in-plane or inter-plane... | 05/19/2009 |
| 7409370 | Secured and selective runtime auditing services using a trusted computing device In an embodiment, an apparatus includes a control logic to selectively audit transactions between the apparatus and a separate entity based on a type for the transactions. The apparatus also includes an encryption logic to encrypt an audit log that includes at least... | 08/05/2008 |
| 7402846 | Electrostatic discharge (ESD) protection structure and a circuit using the same An electrostatic discharge (ESD) protection structure is disclosed. The ESD protection structure includes an active device. The active device includes a plurality of drains. Each of the drains has a contact row and at least one body contact row. The at least one bod... | 07/22/2008 |
| 7403906 | Method and system for delivery of targeted commercial messages A method for delivery of targeted commercial messages. The method comprises assembling a plurality of potential purchaser profiles in an electronic file for presentation to at least one potential advertiser of goods or services applicable to a substantial portion of... | 07/22/2008 |
| D573256 | Introducer apparatus | 07/15/2008 |
| 7396825 | Agonists of A2A adenosine receptors for treatment of diabetic nephropathy The present invention provides a therapeutic method for treating diabetic kidney disease, e.g., diabetic nephropathy that includes the administration of an effective amount of an A2A adenosine receptor agonist. Optionally, the method includes administrati... | 07/08/2008 |
| 7397699 | Channel discharging after erasing flash memory devices A post-erase channel clearing procedure for double well, floating gate, non-volatile memory cells. The channel is cleared of charged particles coming from the floating gate after an erase operation in two steps. In the first step the charged particles are pushed int... | 07/08/2008 |
| 7395435 | Secure memory device for smart cards A secure memory device which can be used for multi-application smart cards for secure identification in data transfer, or for component verification in a computer system, without the requirement of an internal microprocessor. The secure memory device features a dual... | 07/01/2008 |
| 7391081 | Method for simultaneous fabrication of a nanocrystal and non-nanocrystal device A method of simultaneously fabricating at least two semiconductor devices, at least bone of which is a nanocrystal memory and at least one of which is a non-nanocrystal semiconductor device. A nanocrystal layer is formed over an oxide layer of the at least two semic... | 06/24/2008 |
| 7386142 | Method and apparatus for a hearing assistance system with adaptive bulk delay A hearing assistance system having adjustable bulk delay for cancellation of a time varying acoustic feedback path. The hearing assistance system including an FIR filter, coefficient update module, and delay rules module for programmable adaptive filtering. The hear... | 06/10/2008 |
| 7385263 | Low resistance integrated MOS structure The present invention is related to a metal-oxide semiconductor field-effect transistor (MOSFET) having a symmetrical layout such that the resistance between drains and sources is reduced, thereby reducing power dissipation. Drain pads, source pads, and gates are pl... | 06/10/2008 |
| 7382307 | Pipelined analog-to-digital converter having a power optimized programmable data rate The present invention is related to a pipelined analog-to-digital converter (ADC) utilizing a power distribution scheme selectively delivering both constant and variable reference currents in selected proportions to a plurality of stages and operational transconduct... | 06/03/2008 |
| 7379338 | Method and system for regulating a program voltage value during multilevel memory device programming Regulating a program voltage value during multilevel memory device programming includes utilizing a program path duplicate in an output pump regulator circuit. Further, the output pump regulator circuit is utilized to provide a regulated program voltage for memory c... | 05/27/2008 |
| 7375503 | System for current sensing in switched DC-to-DC converters A system for sensing the supply current of a switched DC-to-DC converter. The system includes a first circuit that senses a first voltage that is proportional to the supply current, wherein the first voltage has first ripple; a second circuit coupled to the first ci... | 05/20/2008 |
| 7369669 | Diotic presentation of second-order gradient directional hearing aid signals Systems, devices and methods are provided for diotically presenting second-order gradient directional hearing aid signals. The present subject matter provides an improved signal-to-noise ratio, and presents a desired directional signal to each ear. One aspect is a h... | 05/06/2008 |
| 7358923 | Enhanced magnetic field communication system Devices and methods are provided to enhance magnetic field communication. One aspect of the present subject matter relates to a method for transmitting and receiving signals using an antenna element electrically connected to a driver and an amplifier. According to v... | 04/15/2008 |
| 7353063 | Generating and communicating web content from within an implantable medical device Methods, systems, and computer program products for generating and communicating web content from within an implantable medical device are provided. A method includes collecting data from a memory and/or subsystem of an implantable medical device. Upon collecting th... | 04/01/2008 |