Patents by Inventor Kiwamu Watanabe
Kiwamu Watanabe 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: 10298454Abstract: A communication path switching apparatus in an application unit that executes a certain function of performing wireless communication with another communication apparatus, a data switching unit that forwards data for causing the application unit to execute the certain function, a control unit that makes the setting for causing the data switching unit to forward the data, and a virtual device unit that forwards the data forwarded from the data switching unit to the application unit based on the setting made by the control unit.Type: GrantFiled: November 9, 2015Date of Patent: May 21, 2019Assignee: RICOH COMPANY, LTD.Inventors: Kiwamu Watanabe, Yoshikazu Azuma
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Publication number: 20180103092Abstract: A communication control apparatus for controlling communication between at least one communication apparatus and a plurality of network apparatuses residing on a plurality of networks includes a plurality of communication controllers respectively provided for the plurality of networks.Type: ApplicationFiled: October 4, 2017Publication date: April 12, 2018Inventors: Kiwamu WATANABE, Hiroshi Ota
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Publication number: 20180101348Abstract: A communication control apparatus for controlling communication between at least one communication apparatus and a network apparatus residing on one network among a plurality of networks includes multiple communication controllers respectively provided for the plurality of networks. Each communication controller includes a memory that stores operation determination information to be used for determining processing to be performed on transmission-and-reception information, the transmission-and-reception information to be transmitted or received by the communication controller with respect to other communication controller or the network apparatus on the network and circuitry that acquires the operation determination information in response to receiving the transmission-and-reception information, and performs operation corresponding to the acquired operation determination information on the transmission-and-reception information.Type: ApplicationFiled: October 6, 2017Publication date: April 12, 2018Inventors: Hiroshi OTA, Kiwamu WATANABE, Yoshitaka KOMINE
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Publication number: 20170310545Abstract: A communication path switching apparatus in an application unit that executes a certain function of performing wireless communication with another communication apparatus, a data switching unit that forwards data for causing the application unit to execute the certain function, a control unit that makes the setting for causing the data switching unit to forward the data, and a virtual device unit that forwards the data forwarded from the data switching unit to the application unit based on the setting made by the control unit.Type: ApplicationFiled: November 9, 2015Publication date: October 26, 2017Applicant: RICOH COMPANY, LTD.Inventors: Kiwamu WATANABE, Yoshikazu AZUMA
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Patent number: 9761326Abstract: According to one embodiment, a memory system includes: a non-volatile memory; a memory interface that reads a received word from the non-volatile memory; a decoder that decodes the received word; a control unit that predicts the number of error bits in the received word read from the non-volatile memory, predicts decoding time on the basis of the number of error bits predicted, and determines an operating clock frequency of the decoder on the basis of the predicted decoding time and requested decoding time being the decoding time requested; and a frequency control unit that supplies the operating clock frequency determined by the control unit to the decoder and supplies voltage corresponding to the operating clock frequency being determined to the decoder.Type: GrantFiled: March 9, 2016Date of Patent: September 12, 2017Assignee: TOSHIBA MEMORY CORPORATIONInventors: Yu Nakanishi, Daisuke Iwai, Kiwamu Watanabe, Kenji Funaoka, Tetsuya Sunata, Keigo Hara, Marie Takada
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Publication number: 20170041965Abstract: A communication system includes: a terminal device; and a communication device. The communication device includes: a first communication unit configured to perform communication with the terminal device through first wireless communication based on connection information; a second communication unit configured to perform communication via a network; and a connection control unit configured to permit the terminal device, which performs communication with the first communication unit based on the connection information, to connect to the network via the second communication unit.Type: ApplicationFiled: July 28, 2016Publication date: February 9, 2017Inventor: Kiwamu WATANABE
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Publication number: 20170031755Abstract: According to one embodiment, a memory system includes: a non-volatile memory; a memory interface that reads a received word from the non-volatile memory; a decoder that decodes the received word; a control unit that predicts the number of error bits in the received word read from the non-volatile memory, predicts decoding time on the basis of the number of error bits predicted, and determines an operating clock frequency of the decoder on the basis of the predicted decoding time and requested decoding time being the decoding time requested; and a frequency control unit that supplies the operating clock frequency determined by the control unit to the decoder and supplies voltage corresponding to the operating clock frequency being determined to the decoder.Type: ApplicationFiled: March 9, 2016Publication date: February 2, 2017Applicant: Kabushiki Kaisha ToshibaInventors: Yu NAKANISHI, Daisuke IWAI, Kiwamu WATANABE, Kenji FUNAOKA, Tetsuya SUNATA, Keigo HARA, Marie TAKADA
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Publication number: 20160273579Abstract: A sealed compressor of the present invention comprises a sealed container (101) accommodating an electric component (105) and a compression component (106) and storing lubricating oil (102); wherein the compression component (106) includes a shaft (110) including a main shaft section (111), a main bearing unit (120), and a thrust ball bearing (132); wherein the main shaft section (111) is provided with a first oil feeding passage (150) to transport the lubricating oil (102); the thrust ball bearing (132) includes a cage (133), balls (134), an upper race (135) and a lower race (136), and the thrust ball bearing (132) is provided with a second oil feeding passage (160) communicated with the first oil feeding passage (150) and configured to feed the lubricating oil (102) to the raceway groove provided in at least one of the upper race (135) and the lower race (136), and a discharge passage (180) through which the lubricating oil (102) is discharged.Type: ApplicationFiled: May 31, 2016Publication date: September 22, 2016Inventors: Hironari AKASHI, Terumasa IDE, Kousuke TSUBOI, Kiwamu WATANABE, Hidenori KOBAYASHI, Makoto KATAYAMA, Yasushi HAYASHI
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Patent number: 9219539Abstract: A communication system includes transmission apparatuses and a reception apparatus. Each transmission apparatus includes a data input processing unit to which data is input, a first controller that performs a control process for transmitting the data, and a first wireless communication processing unit that transmits the data to the reception apparatus according to the control process performed by the first controller. The first controller performs a control process for causing another transmission apparatus to transmit data input to the other transmission apparatus to the reception apparatus. The reception apparatus includes a second wireless communication processing unit that receives data from one of the transmission apparatuses, a second controller that performs a control process for outputting the received data, and a data output processing unit that outputs the received data according to the control process performed by the second controller.Type: GrantFiled: March 11, 2014Date of Patent: December 22, 2015Assignee: RICOH COMPANY, LTD.Inventor: Kiwamu Watanabe
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Publication number: 20150264625Abstract: A wireless receiver apparatus, executing a wireless communication with wireless transmitting apparatuses, includes a radio wave strength detection unit to detect a reception radio wave strength from a first wireless transmitting apparatus executing the wireless communication; a data source switching pattern storage unit to store a switching pattern to switch a data source to a second wireless transmitting apparatus based on the reception radio wave strength from the first wireless transmitting apparatus; a communication control unit to switch the data source to the second wireless transmitting apparatus, based on the switching pattern stored in the data source switching pattern storage unit, and a detection result from the radio wave strength detection unit; and a wireless communication unit to execute the wireless communication with the first wireless communication apparatus or the second wireless transmitting apparatus, depending on control by the communication control unit.Type: ApplicationFiled: February 26, 2015Publication date: September 17, 2015Applicant: RICOH COMPANY, LTD.Inventor: Kiwamu WATANABE
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Publication number: 20150030478Abstract: A sealed compressor comprises a sealed container (101) which accommodates an electric component (105) and a compression component (106); wherein the compression component (106) includes a shaft (110) including a main shaft section (111) and an eccentric shaft section (112), a cylinder block (114), a piston (126), and a main bearing unit (120) mounted to the cylinder block (114) and supporting the main shaft section (112) such that the main shaft section (112) is rotatable, a thrust ball bearing (132) mounted to a thrust surface (130) of the main bearing unit (120); and the thrust ball bearing (132) includes a plurality of balls (134) held in a cage (133), an upper race (135) having main surfaces one of which is in contact with upper portions of the balls (134); and a lower race (136) having main surfaces one of which is in contact with lower portions of the balls (134) and; a restricting means for restricting a displacement of the upper race (135) with respect to the shaft (110).Type: ApplicationFiled: April 12, 2013Publication date: January 29, 2015Applicant: Panasonic CorporationInventors: Kousuke Tsuboi, Kiwamu Watanabe, Akihiko Kubota, Hironari Akashi, Terumasa Ide
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Publication number: 20140308141Abstract: A sealed compressor (100) of the present invention comprises an electric component (111), a compression component (117), and a sealed container (101), the compression component includes a shaft (119), a cylinder block (129), a piston (133), and a crank weight (126), a rotor (115) of the electric component has a cylindrical shape, contains a cylindrical space therein, and includes an upper section (116) in which a lower portion of a bearing (131) of a cylinder block is fitted into the cylindrical space, a lower section (115e) to which a lower portion of the main shaft inserted into the through-hole of the bearing and inserted into the cylindrical space is fixedly fitted, and a balance weight (170, 270) placed on an opposite side of the crank weight with respect to the piston.Type: ApplicationFiled: December 26, 2012Publication date: October 16, 2014Applicant: Panasonic CorporationInventors: Yu Haraki, Ko Inagaki, Terumasa Ide, Kiwamu Watanabe
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Publication number: 20140285681Abstract: A multi-view imaging apparatus of an embodiment includes a plurality of imaging units each including an image sensor and a memory configured to store therein image data taken by the image sensor, the imaging units being daisy-chain connected to each other in order to send the image data, and also includes an interface unit connected to a lowermost imaging unit, the interface unit being configured to output pieces of image data taken by the plurality of imaging units to an outside. The imaging units each add own-stage data to data outputted from an upper-stage imaging unit, and output the resultant data to a lower-stage imaging unit.Type: ApplicationFiled: August 26, 2013Publication date: September 25, 2014Inventors: Kazuyo KANOU, Katsuyuki KIMURA, Yosuke BANDO, Kojiro SUZUKI, Hideho ARAKIDA, Fumihiko HYUGA, Kiwamu WATANABE, Hajime MATSUI, Atsushi MOCHIZUKI, Sho KODAMA, Akira MORIYA
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Publication number: 20140274178Abstract: A communication system includes transmission apparatuses and a reception apparatus. Each transmission apparatus includes a data input processing unit to which data is input, a first controller that performs a control process for transmitting the data, and a first wireless communication processing unit that transmits the data to the reception apparatus according to the control process performed by the first controller. The first controller performs a control process for causing another transmission apparatus to transmit data input to the other transmission apparatus to the reception apparatus. The reception apparatus includes a second wireless communication processing unit that receives data from one of the transmission apparatuses, a second controller that performs a control process for outputting the received data, and a data output processing unit that outputs the received data according to the control process performed by the second controller.Type: ApplicationFiled: March 11, 2014Publication date: September 18, 2014Applicant: RICOH COMPANY, LTD.Inventor: Kiwamu WATANABE
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Patent number: 8764416Abstract: A closed type compressor of a low overall height and small vibrations provided with a structure comprising a balancing weight (142) formed of a first balancing weight (146) and a second balancing weight (148) and fixed to eccentric shaft portion (112), the first balancing weight (146) located closer to a main shaft portion (109) than the second balancing weight (148), and the second balancing weight (148) jutting out to a position further from an axis of the eccentric shaft portion (112) than the first balancing weight (146).Type: GrantFiled: July 21, 2009Date of Patent: July 1, 2014Assignee: Panasonic CorporationInventor: Kiwamu Watanabe
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Publication number: 20140154111Abstract: A sealed compressor of the present invention comprises a sealed container (101) accommodating an electric component (105) and a compression component (106) and storing lubricating oil (102); wherein the compression component (106) includes a shaft (110) including a main shaft section (111), a main bearing unit (120), and a thrust ball bearing (132); wherein the main shaft section (111) is provided with a first oil feeding passage (150) to transport the lubricating oil (102); the thrust ball bearing (132) includes a cage (133), balls (134), an upper race (135) and a lower race (136), and the thrust ball bearing (132) is provided with a second oil feeding passage (160) communicated with the first oil feeding passage (150) and configured to feed the lubricating oil (102) to the raceway groove provided in at least one of the upper race (135) and the lower race (136), and a discharge passage (180) through which the lubricating oil (102) is discharged.Type: ApplicationFiled: March 15, 2013Publication date: June 5, 2014Inventors: Hironari Akashi, Terumasa Ide, Kousuke Tsuboi, Kiwamu Watanabe, Hidenori Kobayashi, Makoto Katayama, Yasushi Hayashi
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Publication number: 20140019378Abstract: An evaluation system includes an evaluation device and a server. The evaluation device includes a detection unit configured to detect a specific action, an ID (identification data) obtaining unit configured to obtain an ID of an evaluation object according to a detection result of the detection unit, a first storage unit configured to store the ID obtained by the ID obtaining unit, and a communication unit configured to transmit the ID to a server and receive evaluation data of the evaluation object from the server. The server includes a second storage unit configured to store the evaluation data of the evaluation object in association with the ID of the evaluation object, a counting unit configured to update the evaluation data of the evaluation object when receiving the ID associated with the evaluation object, and a providing unit configured to transmit the evaluation data to the evaluation device.Type: ApplicationFiled: July 8, 2013Publication date: January 16, 2014Applicant: RICOH COMPANY, LTD.Inventors: Taro OKUYAMA, Yuuji Kasuya, Kiwamu Watanabe, Zhi Min, Taiji Shudoh
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Publication number: 20130339271Abstract: An evaluation system includes a device including a processor and a memory storing a program and a first external apparatus. The program is configured to cause the processor to function as an action detecting unit that detects a predefined action, an identification information obtaining unit that obtains identification information of an evaluation target when the predefined action is detected by the action detecting unit, an identification information storing unit that stores the obtained identification information in a storage, and a transmitting unit that transmits the identification information stored in the storage to the first external apparatus. The first external apparatus includes an evaluation information calculating unit that calculates and updates evaluation information of the evaluation target associated with the identification information received from the device.Type: ApplicationFiled: June 14, 2013Publication date: December 19, 2013Applicant: RICOH COMPANY, LTD.Inventors: Yuuji KASUYA, Taro Okuyama, Kiwamu Watanabe, Zhi Min, Taiji Shudoh
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Patent number: 8348638Abstract: A compressor has a hermetic container filled with a lubricant and accommodates an electric element provided with a stator and a rotor and a compressing element, wherein the compressing element includes a shaft, a cylinder block, a piston, a connection mechanism, a bearing, and a thrust ball bearing provided between the rotor and a bearing end surface as an end surface of the bearing, and wherein the thrust ball bearing includes a plurality of balls, a holder portion for holding the balls, upper and lower races disposed on and beneath the balls, a rotation regulation portion for regulating a rotation of the lower race, and a thrust surface provided at the bearing end surface so as to contact with a lower surface of the lower race.Type: GrantFiled: October 8, 2008Date of Patent: January 8, 2013Assignee: Panasonic CorporationInventor: Kiwamu Watanabe
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Patent number: 8207456Abstract: Including a storage box for accommodating a printed circuit board having a heat sink, an aluminum plate for closing an opening part of the storage box, and a rubber bush for supporting the printed circuit board from an opposite side of the opening part, the heat sink and the aluminum plate are brought to contact with each other by way of the insulating sheet, so that the heat of the heat sink may be transmitted to the aluminum plate, and released.Type: GrantFiled: February 3, 2010Date of Patent: June 26, 2012Assignee: Panasonic CorporationInventors: Shigetomi Tokunaga, Kiwamu Watanabe