Patents by Inventor Yoshifumi Yamanaka
Yoshifumi Yamanaka 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).
-
Publication number: 20240124496Abstract: The invention provides a method for producing radiolabeled tyrosine derivatives with good purity and stability, by a safe method suitable for industrial production of pharmaceuticals. The invention relates to a method for producing Compound (5) and Radiolabeled Compound (6) as follows: wherein each symbol is as defined in the description.Type: ApplicationFiled: March 24, 2022Publication date: April 18, 2024Applicant: OSAKA UNIVERSITYInventors: Yoshifumi SHIRAKAMI, Kazuko KANEDA, Yuichiro KADONAGA, Tadashi WATABE, Atsushi TOYOSHIMA, Koichi FUKASE, Atsushi SHINOHARA, Toshio YAMANAKA, Yutaka KONDOH
-
Patent number: 11956580Abstract: A microphone assembly comprises a circuit board, a microphone element connected to the circuit board, an external connection interface connected to the circuit board, and hot melt that is formed to cover the circuit board, the microphone element, and the external connection interface and has a hole formed to expose a part of the back side of the circuit board or the sound receiving part of the microphone element.Type: GrantFiled: March 28, 2022Date of Patent: April 9, 2024Assignee: HOSIDEN CORPORATIONInventors: Shunji Muraoka, Shushin Noda, Yoshifumi Yamanaka, Kouta Onoyama, Daisuke Kitaguchi, Jun Miyajima
-
Publication number: 20220415330Abstract: A microphone unit includes: an audio data acquisition unit that acquires speech as audio data; an audio data registration unit that registers verification audio data obtained by extracting a feature point from the audio data; an evaluation audio data acquisition unit that acquires speech that is input to a first microphone as evaluation audio data; a verification unit that verifies whether or not a speaker who uttered speech that is based on the evaluation audio data is a speaker who uttered speech that is based on the verification audio data, based on the verification audio data and a feature point extracted from the evaluation audio data; and a verification result output unit that outputs a result of verification performed by the verification unit.Type: ApplicationFiled: June 9, 2020Publication date: December 29, 2022Inventors: Yoshifumi YAMANAKA, Shogo KUBOTA
-
Publication number: 20220321985Abstract: A microphone assembly comprises a circuit board, a microphone element connected to the circuit board, an external connection interface connected to the circuit board, and hot melt that is formed to cover the circuit board, the microphone element, and the external connection interface and has a hole formed to expose a part of the back side of the circuit board or the sound receiving part of the microphone element.Type: ApplicationFiled: March 28, 2022Publication date: October 6, 2022Applicant: HOSIDEN CORPORATIONInventors: Shunji MURAOKA, Shushin NODA, Yoshifumi YAMANAKA, Kouta ONOYAMA, Daisuke KITAGUCHI, Jun MIYAJIMA
-
Publication number: 20220266773Abstract: A control apparatus that bidirectionally communicates with a control unit based on a preset time-sharing method includes: a plurality of devices each installed on a different substrate; a communication controller daisy-chained to the control unit via a bus line through which bidirectional communication of communication data is performed, the communication data having a data structure having a band in which data to be communicated between the plurality of devices is superimposable; and a cable configured to connect at least one device of the plurality of devices to the communication controller.Type: ApplicationFiled: July 9, 2019Publication date: August 25, 2022Inventors: Yoshifumi YAMANAKA, Shingo OKANO, Tomoki UMEDA, Kouta ONOYAMA
-
Patent number: 11327174Abstract: A sensor control device includes a plurality of drive units for oscillating respective transducers included in a plurality of ultrasonic sensors, a driving signal generation section for generating driving signals capable of oscillating the respective plurality of transducers, a control unit having a control signal output section for outputting, to each one of the plurality of drive units, a control signal as an input command for the driving signal to the respective transducer and a bus line configured to connect the control unit to the plurality of drive units in form of a daisy-chain, the bus line being used for bidirectional communication of communication data between the control unit and the plurality of drive units based on preset time-division, the communication data being comprised of a data structure having a first band that allows superimposition of audio data thereon. Control data based on the control signal is included in the first band.Type: GrantFiled: February 19, 2020Date of Patent: May 10, 2022Assignee: Hosiden CorporationInventors: Yoshifumi Yamanaka, Kiyoshi Miyazawa
-
Publication number: 20200271781Abstract: A sensor control device includes a plurality of drive units for oscillating respective transducers included in a plurality of ultrasonic sensors, a driving signal generation section for generating driving signals capable of oscillating the respective plurality of transducers, a control unit having a control signal output section for outputting, to each one of the plurality of drive units, a control signal as an input command for the driving signal to the respective transducer and a bus line configured to connect the control unit to the plurality of drive units in form of a daisy-chain, the bus line being used for bidirectional communication of communication data between the control unit and the plurality of drive units based on preset time-division, the communication data being comprised of a data structure having a first band that allows superimposition of audio data thereon. Control data based on the control signal is included in the first band.Type: ApplicationFiled: February 19, 2020Publication date: August 27, 2020Inventors: Yoshifumi YAMANAKA, Kiyoshi MIYAZAWA
-
Publication number: 20160301806Abstract: A handsfree phone call device includes a reporting terminal unit that outputs a user's phone call via a phone terminal unit through a speaker, a relaying module that relays communication between the phone terminal unit and the reporting terminal unit, a pair of signal lines that are capable of supplying power from one of the relaying module and the reporting terminal unit to the other, a wired relaying section that transmits a received call signal via the pair of signal lines to the reporting terminal unit, a voice signal transmitting section that transmits a voice signal based on the received call signal via the pair of signal lines to the relaying module, and an echo cancelling section that reduces, by means of the voice signal, an echo that is generated according to the received call signal outputted through the speaker.Type: ApplicationFiled: January 25, 2016Publication date: October 13, 2016Inventors: Yoshifumi Yamanaka, Shunji Muraoka
-
Publication number: 20150288806Abstract: Provided is a handsfree phone device that does not impair the phone communication quality and that can be realized at low costs.Type: ApplicationFiled: March 27, 2015Publication date: October 8, 2015Inventors: Shunji Muraoka, Kiyoshi Miyazawa, Yoshifumi Yamanaka
-
Patent number: 5032815Abstract: A lamination type inductor has a plurality of ferrite sheets assembled one above the other and laminated together, the uppermost and lowermost sheets being end sheets having lead-out conductor patterns thereon and conductor patterns on the surfaces of the end sheets which face each other which are connected to the lead-out conductor patterns and which are for connection to conductor patterns on intermediate sheets, and a plurality of intermediate ferrite sheets, each having a conductor pattern on one surface thereof which corresponds to a 0.25 turn of an inductor coil and a conductor pattern on the other surface which corresponds to a 0.5 turn of an inductor coil, each ferrite sheet having an opening therethrough through which the conductor patterns of the 0.25 and 0.5 turn are electrically connected to form a 0.75 turn of an inductor coil on each ferrite sheet.Type: GrantFiled: December 26, 1989Date of Patent: July 16, 1991Assignee: Murata Manufacturing Co., Ltd.Inventors: Takashi Kobayashi, Minoru Tamada, Yoshifumi Yamanaka, Hiroyuki Takeuchi
-
Patent number: 4876433Abstract: An arc welding power source supplies a high voltage for the reignition of an arc after the polarity reversal of a welding current to prevent the destruction of circuit elements and ensure the stable and positive polarity reversal despite its reduced size, and also the occurrence of a spike voltage in a main circuit during the polarity reversal of a large current or alternatively the welding current during the polarity reversal is controlled to suppress a spike voltage during the current reversal.Type: GrantFiled: June 29, 1988Date of Patent: October 24, 1989Assignee: Hitachi Seiko, Ltd.Inventors: Takayuki Kashima, Akira Sakabe, Yoshifumi Yamanaka