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| Number | Title | Issue Date |
| 7244916 | Microwave heating and cooking apparatus including drawer body A heating and cooking apparatus includes a cooking apparatus main body having a heating chamber, a drawer body including a base for carrying a heated target and formed such that the base moves from inside of the heating chamber to outside, a door drive motor moving ... | 07/17/2007 |
| 7199342 | Self-aligned mechanical joint between die and substrate exposed to mixed microwave energy The present invention includes a mechanical joint between a die and a substrate that is reflowed by microwave energy and a method of forming such a mechanical joint by printing a solder over a substrate, placing the solder in contact with a bump over a die, reflowin... | 04/03/2007 |
| 7022198 | Microwave assisted reactive brazing of ceramic materials A method for joining similar materials to create multi-component assemblies so the joint materials share similar physical, chemical, and electrical characteristics with the base materials. The method includes aligning the materials, applying joining material, focusi... | 04/04/2006 |
| 6964364 | Weld guidance system and method A method and guidance system for accurately positioning a welding torch relative to a desired weld path. The method and system are based on ultrasonic sensing of information relating to the distance between the welding torch and surfaces on one or more components be... | 11/15/2005 |
| 6917024 | Heating apparatus in microwave oven A heating apparatus for use in a microwave oven includes a tray which is used as a medium of an ultrasonic oscillator. The heating apparatus has a cavity formed inside of a case of the apparatus. A tray is installed inside of the cavity, on which the article to be h... | 07/12/2005 |
| 6858825 | Device and method for preventing superheating of liquids in a microwave oven A safety device for reducing the likelihood of superheating a liquid includes a transducer disposed on a support surface proximate to a placed container containing a liquid. The transducer generates a vibrational force in the container and onto the liquid that creat... | 02/22/2005 |
| 6583392 | Apparatus and method for determining properties of a cooktop using ultrasound techniques An apparatus for determining at least one property of a cooktop is provided. The cooktop includes a cooktop surface and a vessel selectively positioned on the cooktop surface. The apparatus comprises an ultrasound transducer contacting the cooktop surface... | 06/24/2003 |
| 6299920 | Systems and method for non-invasive assessment of cooked status of food during cooking A non-contact system and method is provided for effectively approximating the internal temperature of food being cooked upon a cooking surface of a cooking apparatus, such as a grill or griddle. Ultrasound or infrared, non-contact measurement devices may ... | 10/09/2001 |
| 5486685 | Oven with food presence indicator An oven includes a chamber for locating food for heating. An indicator is provided for signalling the existence of food in the chamber. A sensor may react to the weight of the food on a support in the chamber, or a light beam directed in the chamber and i... | 01/23/1996 |
| 5373145 | Cooking apparatus operated by a single operational key that automatically sets a most suitable cooking mode A cooking apparatus for heating food to be served and capable of being operated with utmost simplicity without using and choosing various cooking-mode selection keys so as to achieve superb ease-of-operation. The cooking apparatus includes a cooking chamb... | 12/13/1994 |
| 5281786 | Method of controlling cooking in microwave oven using sonic device A method of controlling cooking in a microwave oven or an electronic cooking appliance, wherein the cooking can be performed at the optimum condition by sensing a sonic level through a sonic sensor in the case where the cooking is made utilizing a pressur... | 01/25/1994 |
| 5270510 | Microwave oven A microwave oven includes a magnetron generating microwaves which are irradiated onto food for heating the same, a circuit substrate incorporating an electric circuit for driving and controlling the magnetron, circuit means for generating both an electric... | 12/14/1993 |
| 4996403 | Acoustic emission feedback control for control of boiling in a microwave oven An acoustic emission based feedback system for controlling the boiling level of a liquid medium in a microwave oven is provided. The acoustic emissions from the medium correlated with surface boiling is used to generate a feedback control signal proportio... | 02/26/1991 |
| 4952766 | Sensor and pop detector for microwave popcorn control A closed-loop control for sensing the completion of popcorn popping in a microwave oven and automatically shutting down the oven. A microphone type sensor is acoustically coupled to the microwave oven cavity and provides an electrical signal to an amplifi... | 08/28/1990 |
| 4937413 | Acoustic sensor assembly for a microwave oven An acoustic sensor assembly for a microwave oven of the type having an oven cavity defined by walls. The acoustic sensor assembly comprises an acoustic sensor for converting sound into an electrical signal representative thereof, and aperture in the wall ... | 06/26/1990 |
| 4873409 | Closed-loop microwave popcorn control A closed-loop control for sensing the completion of popcorn popping in a microwave oven and automatically shutting down the oven. A sensor is acoustically coupled to the microwave oven cavity and provides an electrical signal to an amplifier and filter. T... | 10/10/1989 |
| 4870238 | Microwave oven popcorn control A closed-loop control for sensing the completion of popcorn popping in a microwave oven and automatically shutting down the oven. A sensor is acoustically coupled to the microwave oven cavity and provides an electrical signal to an amplifier and filter. T... | 09/26/1989 |
| 4868357 | Microwave heating appliance for automatically heating an object on the basis of a distinctive feature of the object A microwave heating apparatus for heating an object for cooking which is placed on a turntable in a heating chamber. The microwave heating apparatus is arranged so as to automatically determining an appropriate heating condition of the object on the basis... | 09/19/1989 |
| 4848362 | Apparatus and method for diathermy treatment and control A method for therapeutic deep heating of musculoskeletal tissues with an improved transducer that serves simultaneously to couple the power from the generator into the patient and to sense the therapeutic response for treatment control including a method ... | 07/18/1989 |
| 4831239 | Automatic heating appliance with ultrasonic sensor A heating appliance comprising a heating chamber, a heating device for heating an object which is encased in the heating chamber and a turntable provided in the heating chamber and arranged to be rotatable about its own axis and to hold thereon the object... | 05/16/1989 |
| 4767902 | Method and apparatus for the microwave joining of ceramic items A method for joining together two ceramic items involves the steps of applying microwave radiation to the ceramic items, simultaneously applying compressive forces to the ceramic items in order to force such ceramic items together, and continually monitor... | 08/30/1988 |
| 4757172 | Method and apparatus for the microwave joining of nonoxide ceramic items A method for joining together two nonoxide ceramic items involves a preliminary step of either creating a vacuum or overpressurizing a cavity, followed by the steps of applying microwave radiation to the ceramic items, simultaneously applying compressive ... | 07/12/1988 |
| 4518839 | High frequency heating apparatus with wireless temperature probe A novel high frequency heating apparatus for detecting the internal temperature of an object contained in a heating chamber and controlling the heating thereof is disclosed, in which the temperature change of the object is picked up as a change of the res... | 05/21/1985 |
| 4434341 | Selective, locally defined heating of a body An apparatus and method are provided for the selective, locally defined heating of an object, particularly a human body to destroy malignant cells of the body. A ring has a plurality of high frequency antennas or the like mounted on the inner surface ther... | 02/28/1984 |
| 4157464 | Microwave heating system A microwave heating system including an articulated waveguide arm for directing microwave energy into a subject to be heated. The articulated arm is positioned by a dual system comprising a sensor of the location of the surface being heated and a computer... | 06/05/1979 |
