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Hiroyuki Takeuchi

Hiroyuki Takeuchi, Kanagawa JP

Patent application numberDescriptionPublished
20110033594Edible oil having excellent storage stability, and method for production thereof - Disclosed is an edible oil which is hardly deteriorated by oxidation and therefore has excellent storage stability. Also disclosed is a method for producing the edible oil. A nitrogen gas in the form of nanobubbles each having a diameter of less than 1000 nm (1 μm) and microbubbles each having a diameter of 1 to 350 μm (inclusive) is added to an edible oil. In this manner, it becomes possible to produce an edible oil having a content of nitrogen in the oil or a content of dissolved nitrogen in the oil of 4.5% (by volume) or more and an edible oil containing nitrogen nanobubbles each having a diameter of less than 1000 nm (1 μm) and nitrogen microbubbles each having a diameter of 1 to 350 μm (inclusive).02-10-2011
20110111112OIL-AND-FAT COMPOSITION, AND FOOD OR BEVERAGE CONTAINING THE OIL-AND-FAT COMPOSITION - Disclosed is an oil-and-fat composition having a high α-linolenic acid content, a hypertension-ameliorating effect, a good flavor, and good storage stability. Also disclosed is a food or beverage containing the oil-and-fat composition. The oil-and-fat composition comprises at least one plant oil A selected from flax oil, perilla oil and perilla seed oil, rice oil, and at least one plant oil B selected from rape seed oil, soybean oil and corn oil at a ratio among the plant oil A, rice oil and the plant oil B [i.e., a (plant oil A)/(rice oil)/(plant oil B) ratio] of 20-35/15-25/40-65 by mass, wherein the α-linolenic acid content in the constituent fatty acids contained in the oil-and-fat composition is 15 to 30 mass %.05-12-2011

Hiroyuki Takeuchi, Kobe-Shi JP

Patent application numberDescriptionPublished
20090069111Golf club - A golf club (03-12-2009
20090325727GOLF CLUB - A golf club 12-31-2009
20100285897GOLF CLUB SHAFT - A shaft of the present invention has a tip reinforcing layer. A prepreg s11-11-2010
20110159982GOLF CLUB - A golf club 06-30-2011

Patent applications by Hiroyuki Takeuchi, Kobe-Shi JP

Hiroyuki Takeuchi, Kashiwa JP

Patent application numberDescriptionPublished
20090189721SUPERCONDUCTING MAGNET AND MAGNETIC RESONANCE IMAGING APPARATUS - In a superconducting magnet, including a vacuum vessel, a coil vessel inside the vacuum vessel, and a superconducting coil inside the coil vessel for generating a magnetic field, has a magnetic member, disposed inside the vacuum vessel, supported with thermal insulation, for compensating the magnetic field; a heat exchange device disposed outside the vacuum vessel for supplying to or absorbing heat from the vacuum vessel; and thermal conducting members thermally connecting the heat exchange device via the vacuum vessel to the magnetic member. An MRI including the superconducting magnet is also disclosed.07-30-2009
20090201020MAGNETIC RESONANCE APPARATUS UTILIZING TIME-VARYING RATE OF MAGNETIC RESONANT FREQUENCY - The present invention provides a magnetic resonance imaging system capable of performing spectrum measurement even when a magnetic resonant frequency changes during MRS measurement. A time-varying rate of a water magnetic resonant frequency is measured in advance before the MRS measurement. The amount of change in water magnetic resonant frequency during the MRS measurement is predicted from the measured time-varying rate. With the predicted value as the reference, a transmission frequency of an RF magnetic field irradiated in a signal suppression pulse sequence, a transmission frequency of an RF magnetic field for excitation and inversion and a received frequency at the detection of a magnetic resonance signal in a sequence of the MRS measurement are respectively set. A high-precision spectrum measurement is hence enabled.08-13-2009
20100033177Inspection Apparatus using Magnetic Resonance and Nuclear Magnetic Resonance Signal Receiver Coil - An MRI apparatus capable of selecting an optional direction as a phase encoding direction and achieving a preferable S/N, when an imaging time shortening technique is applied. A receiver coil, used as a receiver coil of a vertical magnetic field MRI apparatus, is a combination of a first coil (solenoid coil) forming a current loop around the outer circumference of a test object, second coils forming even-numbered current loops, and third coils forming odd-numbered current loops, in the direction intersecting the plane of the current loop of the first coil. The second coil and the third coil are arranged in such a manner that, as for the current loops in the array direction thereof, a position where a sensitivity of one coil is minimized approximately coincides with a position where the sensitivity of the other coil is maximized, whereby electromagnetic coupling is suppressed.02-11-2010
20100253347ANTENNA SYSTEM AND MAGNETIC RESONANCE IMAGING APPARATUS - An RF coil is provided with a hollow-shaped outer conductive element and strip-shaped conductive elements disposed along the outer conductive element in the axial direction. The strip-shaped conductive elements are disposed with uneven intervals to secure an internal space at a position where the strip-shaped conductive elements are not disposed. In order to obtain uniform sensitivity at the center section of the RF coil, the strip-shaped conductive elements and the outer conductive element are electrically connected via capacitors of which capacitances are adjusted so that a magnetic field component perpendicular to the center axis should be generated at a desired resonance frequency, and the strip-shaped conductive elements are axisymmetrically disposed with respect to the center axis of the outer conductive element. As a result, a comfortable examination space in a tunnel type MRI apparatus is achieved without increasing the manufacturing cost of the MRI apparatus.10-07-2010
20110112393MAGNETIC RESONANCE IMAGING DEVICE - In the diffusion-weighted imaging, amounts of distortion and amounts of phase offset of k-space data due to a temporally changing magnetic field error induced by eddy currents and vibrations associated with application of a diffusion-weighted gradient magnetic field pulse are corrected with good precision to improve image quality. Characteristic data for correcting distortion of k-space data are calculated for every position in the slice direction as peak shifts of projections observed between the cases of applying and not applying an MPG pulse. As the characteristic data, amounts of distortion in the read-out direction and the phase encoding direction and phase offset amounts in a slice plane are calculated.05-12-2011

Patent applications by Hiroyuki Takeuchi, Kashiwa JP

Hiroyuki Takeuchi, Tokyo JP

Patent application numberDescriptionPublished
20090066332MAGNETIC RESONANCE IMAGING APPARATUS AND GRADIENT MAGNETIC FIELD COIL - An MRI apparatus excellent in magnetic field generation efficiency is provided. According to this invention, a main coil (03-12-2009
20100013478MAGNETIC RESONANCE IMAGING DEVICE - A magnetic resonance imaging device includes magnetic field generating means and control means for controlling receiving means according to a predetermined pulse sequence, the predetermined pulse sequence including an unnecessary material suppressing sequence unit for canceling a signal from an unnecessary material which is not a measurement target and a main imaging sequence unit for measuring a nuclear magnetic resonance signal used to create an image of an examinee. The unnecessary material suppressing sequence unit generates at least two or more high frequency magnetic field pulses so that the longitudinal magnetization of the unnecessary material is made spatially uniform in the imaging space under application of a first high frequency magnetic field pulse in the main imaging sequence unit. The magnetic resonance imaging device further includes adjusting means for adjusting the flip angles of the two or more high frequency magnetic field pulses, and the control means applies the two or more high frequency magnetic field pulses at the flip angles adjusted by the adjusting means.01-21-2010
20100156418MAGNETIC RESONANCE IMAGING APPARATUS AND MAGNETIC RESONANCE IMAGING METHOD - In order to stably obtain an even fat-suppressed image without reduction of an imaging efficiency and without being affected by unevenness of irradiation magnetic field of an RF pulse, when an imaging sequence having a first sequence part for suppressing a signal from a desired component of an examinee by applying a CHESS pulse and a second sequence part for measuring an echo signal from the examinee is repeated, the flip angle of the CHESS pulse is changed at plural times. In the case of multi-slice imaging, the flip angle of the CHESS pulse is changed in at lest two slice imaging.06-24-2010

Patent applications by Hiroyuki Takeuchi, Tokyo JP

Hiroyuki Takeuchi, Chiba JP

Patent application numberDescriptionPublished
200902757562-OXETANONE DERIVATIVE AND PROCESS FOR PRODUCTION THEREOF - An aldehyde derivative represented by the general formula (11-05-2009

Patent applications by Hiroyuki Takeuchi, Chiba JP

Hiroyuki Takeuchi, Osaka JP

Patent application numberDescriptionPublished
20090016704INFORMATION REPRODUCTION DEVICE, INFORMATION REPRODUCTION METHOD, AND INFORMATION REPRODUCTION PROGRAM - Even when the frame identifying pattern at the head is misjudged or cannot be obtained, the frame identifying pattern that follows on and the frame corresponding to that frame identifying pattern are acquired and are held, and the position of the frame is judged on the basis of the information of the frame identifying pattern at a timing when the acquired frame identifying pattern is switched, and the positions of all the frames which have been acquired until then are calculated uniquely. Therefore, even when the preamble identifying pattern cannot be correctly detected due to such as flaws, the positions of the frames in the blocks are correctly detected, and the data can be certainly demodulated.01-15-2009

Hiroyuki Takeuchi, Kashiwa-Shi JP

Patent application numberDescriptionPublished
20080309343Magnetic Resonance Imaging Apparatus - A magnetic resonance imaging apparatus capable of suppressing noise caused by vibration of a gradient magnetic field coil and improving image quality is realized.12-18-2008

Patent applications by Hiroyuki Takeuchi, Kashiwa-Shi JP