Patents by Inventor Masaaki Saitou
Masaaki Saitou 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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Patent number: 11959932Abstract: According to one embodiment, an automatic analyzing apparatus includes a probe and a liquid level detector. The liquid level detector is electrically connected to the probe and detects contact between the probe and a liquid surface, wherein the liquid level detector comprises an adjuster configured to adjust electrostatic capacitance of one or more capacitors for circuitry for use in liquid level detection.Type: GrantFiled: March 14, 2022Date of Patent: April 16, 2024Assignee: Canon Medical Systems CorporationInventors: Mitsuo Okamoto, Naoto Sato, Reiko Maruyama, Masaaki Saitou, Atsushi Hosooka, Tamaki Honda
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Publication number: 20240061000Abstract: According to one embodiment, an automatic analyzing apparatus includes processing circuitry. The processing circuitry measures an electrical potential pertaining to a contact between a probe for dispensing a sample or a reagent and a liquid surface, and outputs the measured electrical potential as a measurement value, determines whether or not the measurement value is within a specific range, and outputs a determination result, and provides a notification on a state of a liquid related to the liquid surface according to the determination result.Type: ApplicationFiled: August 16, 2023Publication date: February 22, 2024Applicant: Canon Medical Systems CorporationInventors: Atsushi HOSOOKA, Mitsuo OKAMOTO, Naoto SATO, Masaaki SAITOU, Reiko MARUYAMA, Yuki MATSUMOTO, Kensuke OKUGI
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Publication number: 20220299540Abstract: According to one embodiment, an automatic analyzing apparatus includes a probe and a liquid level detector. The liquid level detector is electrically connected to the probe and detects contact between the probe and a liquid surface, wherein the liquid level detector comprises an adjuster configured to adjust electrostatic capacitance of one or more capacitors for circuitry for use in liquid level detection.Type: ApplicationFiled: March 14, 2022Publication date: September 22, 2022Applicant: Canon Medical Systems CorporationInventors: Mitsuo OKAMOTO, Naoto SATO, Reiko MARUYAMA, Masaaki SAITOU, Atsushi HOSOOKA, Tamaki HONDA
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Publication number: 20210318346Abstract: An automated analyzing apparatus according to one embodiment comprises a barcode reader and a cylindrical lens. The barcode reader emits light toward a barcode attached to at least one of a specimen container storing a test sample, a reagent container storing a reagent to be reacted with the test sample, and a specimen rack housing a plurality of the specimen containers arranged in a line, and reads the barcode on the basis of reflected light of the applied light. The cylindrical lens is placed between at least one of the specimen container, the reagent container, and the specimen rack, and the barcode reader.Type: ApplicationFiled: April 6, 2021Publication date: October 14, 2021Applicant: CANON MEDICAL SYSTEMS CORPORATIONInventors: Atsushi HOSOOKA, Naoto SATO, Reiko MARUYAMA, Mitsuo OKAMOTO, Masaaki SAITOU, Takahiro OMORI
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Patent number: 9209846Abstract: A radio communication circuit includes a transmitter that includes a modulator modulates a signal with a first modulation scheme and a power amplifier amplifies the signal modulated with the first modulation scheme and output the amplified signal and transmits the amplified signal, a receiver that includes a demodulator demodulates the signal output from the transmitter with a second modulation scheme that is different from the first modulation scheme, a pre-distortion compensator compensates occurred upon the amplification of the signal, of the signal input to the transmitter, based on the demodulated signal and a power controller controls supply of power to the receiver and the pre-distortion compensator and stop the supply of the power based on an average power level of the signal output from the transmitter and a peak-to-average power ratio that is a ratio of an instantaneous peak power level to the average power level.Type: GrantFiled: August 29, 2014Date of Patent: December 8, 2015Assignee: FUJITSU LIMITEDInventors: Youji Nakata, Setsuya Nagaya, Kosei Nishimura, Masaaki Saitou, Mikio Hayashihara, Atsushi Kudo
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Publication number: 20150065061Abstract: A radio communication circuit includes a transmitter that includes a modulator modulates a signal with a first modulation scheme and a power amplifier amplifies the signal modulated with the first modulation scheme and output the amplified signal and transmits the amplified signal, a receiver that includes a demodulator demodulates the signal output from the transmitter with a second modulation scheme that is different from the first modulation scheme, a pre-distortion compensator compensates occurred upon the amplification of the signal, of the signal input to the transmitter, based on the demodulated signal and a power controller controls supply of power to the receiver and the pre-distortion compensator and stop the supply of the power based on an average power level of the signal output from the transmitter and a peak-to-average power ratio that is a ratio of an instantaneous peak power level to the average power level.Type: ApplicationFiled: August 29, 2014Publication date: March 5, 2015Inventors: Youji NAKATA, Setsuya NAGAYA, Kosei NISHIMURA, Masaaki SAITOU, Mikio HAYASHIHARA, Atsushi KUDO
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Patent number: 7911303Abstract: A circuit breaker includes a vacuum valve, an electromagnet including a first coil for driving an operating shaft of the vacuum valve toward an opening direction by electromagnetic repulsion, a movable core and a permanent magnet. Further, an operating mechanism is provided which excites the first coil to close the vacuum valve, holds the vacuum valve closed by an attractive force of the permanent magnet and excites the first coil in a direction reverse to an excitation direction in closing operation to open the vacuum valve. In the circuit breaker, together with the first coil, a second coil is disposed which is excited simultaneously with an electromagnetic repulsion coil for a quick opening operation by electromagnetic repulsion is provided in the electromagnet.Type: GrantFiled: December 20, 2007Date of Patent: March 22, 2011Assignee: Hitachi, Ltd.Inventors: Ayumu Morita, Minoru Hosoda, Yoshihiko Matsuda, Masato Suzuki, Keiichi Miyashita, Shigetoshi Oouchi, Masaaki Saitou, Akihito Yano
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Patent number: 7899332Abstract: An optical communication unit performs a bidirectional information transmission between a circuit device in a fixed housing and a circuit device in a moving housing with an optical signal. The optical communication unit includes a light transmitting unit that transmits the optical signal, a light receiving unit that receives the optical signal from the light transmitting unit, and a light propagation path for propagating the optical signal from the light transmitting unit to the light receiving unit. The light propagation path is disposed inside a hinge part that links the fixed housing and the moving housing in an openable and closable manner.Type: GrantFiled: December 28, 2005Date of Patent: March 1, 2011Assignee: Fujitsu LimitedInventors: Noriaki Shindou, Masahiro Taguchi, Masaaki Saitou, Nobuaki Hatanaka
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Publication number: 20080156775Abstract: A circuit breaker comprising a vacuum valve; an electromagnet including a first coil for driving an operating shaft of the vacuum valve toward an opening direction by electromagnetic repulsion, a movable core and a permanent magnet; and an operating mechanism which excites the first coil to close the vacuum valve, holds the vacuum valve closed by an attractive force of the permanent magnet and excites the first coil in a direction reverse to an excitation direction in closing operation to open the vacuum valve. In the circuit breaker, together with the first coil, a second coil which is excited simultaneously with an electromagnetic repulsion coil for electromagnetic repulsion in quick opening operation by electromagnetic repulsion is provided in the electromagnet.Type: ApplicationFiled: December 20, 2007Publication date: July 3, 2008Inventors: Ayumu Morita, Minoru Hosoda, Yoshihiko Matsuda, Masato Suzuki, Keiichi Miyashita, Shigetoshi Oouchi, Masaaki Saitou, Akihito Yano
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Publication number: 20070065158Abstract: An optical communication unit performs a bidirectional information transmission between a circuit device in a fixed housing and a circuit device in a moving housing with an optical signal. The optical communication unit includes a light transmitting unit that transmits the optical signal, a light receiving unit that receives the optical signal from the light transmitting unit, and a light propagation path for propagating the optical signal from the light transmitting unit to the light receiving unit. The light propagation path is disposed inside a hinge part that links the fixed housing and the moving housing in an openable and closable manner.Type: ApplicationFiled: December 28, 2005Publication date: March 22, 2007Applicant: FUJITSU LIMITEDInventors: Noriaki Shindou, Masahiro Taguchi, Masaaki Saitou, Nobuaki Hatanaka
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Patent number: 5832623Abstract: A dirt drying processing equipment is constructed so that hot air out of a hot-air generator is blown into dirt in a drying reservoir through a hot-air supply pipe having a pointed end opened to the bottom of the drying reservoir, vaporizing water contained in the dirt. Solid matter or evaporation residue of dirt is blown by hot air to a cyclone where it is separated therefrom for disposal.Type: GrantFiled: December 19, 1996Date of Patent: November 10, 1998Assignee: Nissan Motor Co., Ltd.Inventors: Shinichi Nagumo, Shouichi Uemura, Masaaki Saitou