Patents by Inventor Takashi Takiguchi
Takashi Takiguchi has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20240140967Abstract: The present invention provides processes for preparing 7H-pyrrolo[2,3-d]pyrimidine derivatives, which are useful as a Janus kinase (JAK) inhibitor, intermediates thereof, and processes for preparing the intermediates. The present invention provides processes for preparing 3-[(3S,4R)-3-methyl-6-(7H-pyrrolo[2,3-d]pyrimidin-4-yl)-1,6-diazaspiro[3.4]octan-1-yl]-3-oxopropanenitrile using salts of (3S,4R)-1-benzyl-3-methyl-1,6-diazaspiro[3.4]octane with organic acids.Type: ApplicationFiled: April 19, 2023Publication date: May 2, 2024Inventors: Hiromu Takiguchi, Akinobu Higashi, Takashi Inaba, Takashi Watanabe, Tsubasa Takeichi, Anders Klarskov Petersen, Per Vedsoe, Kim Lebek Jensen, Jan Bornholdt, Soren Ebdrup
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Patent number: 11942751Abstract: Disclosed is a laser device including: a laser light source configured to emit laser light; a phase control unit configured to receive the laser light emitted from the laser light source, to control a spatial phase of a portion of the laser light, to emit the portion of the light as control light, and to emit another portion of the laser light as non-control light; a first optical system configured to irradiate an object with the control light emitted from the phase control unit; a detector configured to detect the non-control light emitted from the phase control unit; a second optical system configured to cause the non-control light emitted from the phase control unit to converge toward a detection surface of the detector.Type: GrantFiled: September 29, 2021Date of Patent: March 26, 2024Assignee: HAMAMATSU PHOTONICS K.K.Inventors: Takashi Kurita, Ryo Yoshimura, Ryo Makino, Yuu Takiguchi
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Patent number: 11921442Abstract: A transport device includes a transport path that includes an opening through which a developer flows into the transport path, an opening and closing portion that is provided to be movable along the transport path and that opens and closes the opening, and a transport body that is disposed in the transport path, that includes a blade formed in a spiral shape on an outer periphery of a shaft portion, that transports the developer flowing into the transport path through the opening and moves the opening and closing portion to an opening position with the blade by rotating forward, and that idly rotates with respect to the opening and closing portion moved to the opening position in a case of forward rotation.Type: GrantFiled: October 24, 2022Date of Patent: March 5, 2024Assignee: FUJIFILM Business Innovation Corp.Inventors: Takashi Anzai, Satoru Ishii, Toshio Takiguchi
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Publication number: 20190148049Abstract: An inductor includes: a U-shaped core 10 in which legs 10b are integrally formed on two ends of a flat plate portion 10a including an outer surface that is a surface to be placed on a heat sink; an I-shaped core 11 bridging the legs of the U-shaped core 10; a coil 12 wound around an outer periphery of the I-shaped core 11; and an adhesive or a heat-release sheet 16 having thermal conductivity of 0.4 W/m·K or above that is interposed between the coil 12 and an inner peripheral surface of the U-shaped core 10.Type: ApplicationFiled: December 19, 2018Publication date: May 16, 2019Applicant: FDK CORPORATIONInventors: Takashi Takiguchi, Takahiro Shimizu
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Publication number: 20190148057Abstract: An inductor includes: a coil; a first separate cover made of insulating resin, the first separate cover including a wall inserted into the coil from one end of the coil along one side of an inner peripheral surface of the coil, and a flange continued from the wall and abutting on the one end; a second separate cover made of insulating resin, the second separate cover including a wall inserted into the coil from another end of the coil along another side of the inner peripheral surface of the coil, and a flange continued from the wall and abutting on the other end; and a conductive core to be stored between the wall of the first separate cover and the wall of the second separate cover in the coil.Type: ApplicationFiled: December 19, 2018Publication date: May 16, 2019Applicant: FDK CORPORATIONInventors: Takashi Takiguchi, Takahiro Shimizu
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Patent number: 9700394Abstract: Provided is a dental ultrasonic cleaning device that efficiently cleans teeth or dentures in an oral cavity using ultrasonic waves. A dental ultrasonic cleaning device 1 emits ultrasonic waves through a cleaning-liquid (W1) to the surface of a cleaning-target 26, ultrasonically cleaning it. An ultrasonic horn 24 propagates ultrasonic waves being generated by an ultrasonic-wave transducer 23 and emits them from the vibratory surface 25 provided at the tip-end of the horn 24. A liquid-reserving part 27 is provided, surrounding the vibratory surface 25 of the ultrasonic horn 24, which temporarily reserves the cleaning-liquid (W1) between the vibratory surface 25 and the cleaning-target 26. A cap-member 33 is provided at a certain interval opposite the liquid-reserving part 27.Type: GrantFiled: April 26, 2013Date of Patent: July 11, 2017Assignees: SHOWA UNIVERSITY, HONDA ELECTRONICS CO., LTD., GC CORPORATIONInventors: Matsuo Yamamoto, Takashi Takiguchi, Masanori Sato, Katsuyuki Inagaki, Kazumasa Kubota, Hideo Kozaka, Toshiaki Miyamoto
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Patent number: 9672972Abstract: A winding component includes a core that surrounds an outer circumference of a coil and end surfaces of flanges to form a closed magnetic circuit, in which notches through which end portions of the coil are drawn outward are so formed in the flanges that each of the notches extends radially inward from an outer circumferential edge of the corresponding flange, a wall that surrounds each of the notches such that the wall stands axially outward on the flange, a thick portion in a winding part in correspondence with the notches and thicker than other portions of the winding part, and a lid formed of a sidewall between an outer circumferential surface of the wall and the core and covers the outer circumferential surface of the wall and a top plate at an axially outer end of the sidewall and covers an opening in the wall.Type: GrantFiled: January 16, 2014Date of Patent: June 6, 2017Assignee: FDK CorporationInventors: Takashi Takiguchi, Masami Miyamoto
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Patent number: 9579174Abstract: This invention is achieved to provide a water-flow ultrasonic oral-cavity cleaning device. In the water-flow ultrasonic oral-cavity cleaning device (1), cleaning liquid (W1) from a cleaning-liquid supplying device (2) is supplied into a transducer case (21) through a supply port (26). Ultrasonic waves (S1) are propagated into the cleaning liquid W1 from an ultrasonic transducer (22) mounted in a transducer mounting part (23) inside the transducer case (21). The water-flow of the cleaning liquid (W1) is collected at the apical-part inside the transducer case (21), and then emitted from the issue (27) into the oral cavity, wherein power supply of 100W or less is supplied to the ultrasonic transducer (22) of 50 mm or less in diameter to propagate the ultrasonic waves (S1) of 100 kHz or more to 3 MHz or less in frequency into the cleaning liquid (W1).Type: GrantFiled: July 11, 2012Date of Patent: February 28, 2017Assignees: SHOWA UNIVERSITY, HONDA ELECTRONICS CO., LTD., GC CORPORATIONInventors: Matsuo Yamamoto, Takashi Takiguchi, Masanori Sato, Kengo Uemura, Tomomi Hikida, Katsuyuki Inagaki, Hideo Kozaka, Toshiaki Miyamoto
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Publication number: 20160307684Abstract: There is provided a winding component capable of reducing the core temperature compared to the past even in a usage scenario where the amount of core heat generation is great, and whose size and weight may be reduced as a result. The present invention is a winding component including a coil (2) and a pair of upper and lower cores (4, 5) that form a closed magnetic path by surrounding an outer perimeter of the coil (2), the winding component having a bottom surface of the lower core (5) mounted on a housing (1) with a heat dissipation function, where a metal plate (7) having a higher thermal conductivity than the lower core (5) is attached to an outer side surface (6) of the lower core (5).Type: ApplicationFiled: January 21, 2015Publication date: October 20, 2016Inventors: Takashi TAKIGUCHI, Mikio KITAOKA, Satoshi OTA
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Publication number: 20160111206Abstract: A transformer capable of readily ensuring a predetermined insulation distance with no increase in the overall size of the transformer and further capable of reducing the number of constituent parts to achieve cost reduction. According to the present invention, the transformer includes a first bobbin having a wire winding section and a flange formed at an end of the wire winding section, a first coil wound around the wire winding section of the first bobbin, a second coil disposed coaxially with the first coil and adjacent to the flange, and a core disposed around the outer circumferences of the first and second coils to form a closed magnetic circuit, and a tubular protrusion that axially extends and surrounds the outer circumference of the second coil is formed along an outer circumferential portion of the flange of the first bobbin.Type: ApplicationFiled: April 7, 2014Publication date: April 21, 2016Inventors: Yuki TAKEUCHI, Takashi TAKIGUCHI, Kiyoshi HIRONAKA, Satoshi OTA
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Publication number: 20150380156Abstract: A winding component includes a core that surrounds an outer circumference of a coil and end surfaces of flanges to form a closed magnetic circuit, in which notches through which end portions of the coil are drawn outward are so formed in the flanges that each of the notches extends radially inward from an outer circumferential edge of the corresponding flange, a wall that surrounds each of the notches such that the wall stands axially outward on the flange, a thick portion in a winding part in correspondence with the notches and thicker than other portions of the winding part, and a lid formed of a sidewall between an outer circumferential surface of the wall and the core and covers the outer circumferential surface of the wall and a top plate at an axially outer end of the sidewall and covers an opening in the wall.Type: ApplicationFiled: January 16, 2014Publication date: December 31, 2015Applicant: FDK CORPORATIONInventors: Takashi TAKIGUCHI, Masami MIYAMOTO
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Publication number: 20150111169Abstract: Provided is a dental ultrasonic cleaning device that efficiently cleans teeth or dentures in an oral cavity using ultrasonic waves. A dental ultrasonic cleaning device 1 emits ultrasonic waves through a cleaning-liquid (W1) to the surface of a cleaning-target 26, ultrasonically cleaning it. An ultrasonic born 24 propagates ultrasonic waves being generated by an ultrasonic-wave transducer 23 and emits them from the vibratory surface 25 provided at the tip-end of the horn 24. A liquid-reserving part 27 is provided, surrounding the vibratory surface 25 of the ultrasonic horn 24, which temporarily reserves the cleaning-liquid (W1) between the vibratory surface 25 and the cleaning-target 26. A cap-member 33 is provided at a certain interval opposite the liquid-reserving part 27.Type: ApplicationFiled: April 26, 2013Publication date: April 23, 2015Inventors: Matsuo Yamamoto, Takashi Takiguchi, Masanori Sato, Katsuyuki Inagaki, Kazumasa Kubota, Hideo Kozaka, Toshiaki Miyamoto
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Publication number: 20140147804Abstract: This invention is achieved to provide a water-flow ultrasonic oral-cavity cleaning device and a method for water-flow ultrasonic oral-cavity cleaning for surely and efficiently cleaning an oral cavity. In the water-flow ultrasonic oral-cavity cleaning device 1, cleaning liquid W1 from a cleaning-liquid supplying device 2 is supplied into a transducer case 21 through a supply port 26. Ultrasonic waves S1 are propagated into the cleaning liquid W1 from an ultrasonic transducer 22 mounted in a transducer mounting part 23 inside the transducer case 21. The water-flow of the cleaning liquid W1 is collected at the apical-part inside the transducer case 21, and then emitted from the issue 27 into the oral cavity, wherein power supply of 100W or less is supplied to the ultrasonic transducer 22 of 50 mm or less in diameter to propagate the ultrasonic waves S1 of 100 kHz or more to 3 MHz or less in frequency into the cleaning liquid W1.Type: ApplicationFiled: July 11, 2012Publication date: May 29, 2014Applicants: SHOWA UNIVERSITY, GC CORPORATION, HONDA ELECTRONICS CO., LTD.Inventors: Matsuo Yamamoto, Takashi Takiguchi, Masanori Sato, Kengo Uemura, Tomomi Hikida, Katsuyuki Inagaki, Hideo Kozaka, Toshiaki Miyamoto
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Patent number: 8698585Abstract: A high power inductance device enables a large ferrite magnetic core to be manufactured at low cost and with ease and improves heat radiation efficiency to reduce an increase in the temperature of the core. The inductance device has a ferrite magnetic core and a winding wire wound around the ferrite magnetic core and is mounted on a heat radiation structure through at least one of the front surfaces of the ferrite magnetic core. The ferrite magnetic core is made of a core aggregate obtained by arranging side by side a plurality of ferrite cores 10 having a completely-closed magnetic path structure or a quasi-closed magnetic path structure with a magnetic gap such that an interval is placed between the ferrite cores and magnetic paths are parallel to each other.Type: GrantFiled: September 6, 2010Date of Patent: April 15, 2014Assignee: FDK CorporationInventors: Takashi Takiguchi, Yuko Kanazawa, Mikio Kitaoka, Satoshi Ota
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Publication number: 20140045140Abstract: A device for cleaning oral cavity and a method for cleaning oral cavity capable of cleaning stains such as plaque, tartar, and the like even in a narrow portion such as a clearance between teeth, a clearance between implants, and the like. A cover includes a jetting orifice and a discharge orifice and covers a tooth by leaving a clearance between the tooth and the cover so that the clearance can hold water. A jetting unit is mounted in the jetting orifice and includes a flow path communicating with the clearance between the tooth and the cover. The jetting unit is configured to generate cavitation bubbles. The flow path includes a small diameter part and an enlarged part. A discharge unit discharges water in the clearance between the tooth and the cover from the discharge orifice.Type: ApplicationFiled: April 18, 2012Publication date: February 13, 2014Applicants: SHOWA UNIVERSITY, TOHOKU UNIVERSITYInventors: Hitoshi Soyama, Matsuo Yamamoto, Takashi Takiguchi
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Publication number: 20120169443Abstract: A high power inductance device enables a large ferrite magnetic core to be manufactured at low cost and with ease and improves heat radiation efficiency to reduce an increase in the temperature of the core. The inductance device has a ferrite magnetic core and a winding wire wound around the ferrite magnetic core and is mounted on a heat radiation structure through at least one of the front surfaces of the ferrite magnetic core. The ferrite magnetic core is made of a core aggregate obtained by arranging side by side a plurality of ferrite cores 10 having a completely-closed magnetic path structure or a quasi-closed magnetic path structure with a magnetic gap such that an interval is placed between the ferrite cores and magnetic paths are parallel to each other.Type: ApplicationFiled: September 6, 2010Publication date: July 5, 2012Inventors: Takashi Takiguchi, Yuko Kanazawa, Mikio Kitaoka, Satoshi Ota
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Patent number: 3954215Abstract: This disclosure relates to an apparatus for friction welding wherein an improved friction welding of a first and a second workpieces are carried out in a manner such that welded and plasticized workpieces are rapidly synchronized and also a larger thrust is provided at only the end stage of the welding so that change of metallic structure of welded workpieces due to cooling which tends to cause cracks in the welded portion is prevented.In order to carry out this improved friction welding, the apparatus for friction welding includes a second driving means for driving the second workpiece, detecting means for detecting the sum of the lengths of welded workpieces capable of providing a signal for interrupting the drive of the first workpiece and hydraulic systems capable of adjusting the thrust according to a signal from the detecting means.Type: GrantFiled: March 20, 1974Date of Patent: May 4, 1976Assignee: Kabushiki Kaisha Toyoda Jidoshokki SeisakushoInventors: Nobuo Takagi, Takeshi Kubo, Takashi Takiguchi