Patents by Inventor Shigeru Asai
Shigeru Asai 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: 20240113367Abstract: A method for producing a power storage device includes placing a lid assembly that includes a lid and a terminal member integrated therewith via a resin member to close an opening portion of a case body with the lid, and laser-welding the opening portion of the case body and the peripheral portion of the lid over an entire circumference. In placing the lid assembly, a peripheral high-level region, in which a peripheral outer surface of the peripheral portion of the lid is located on the outer side relative to an opening end surface of the opening portion of the case body is provided in proximate long-side opening portions, close of the opening portion and proximate long-side peripheral portions of the peripheral portion.Type: ApplicationFiled: September 7, 2023Publication date: April 4, 2024Inventors: Yuki SATO, Yozo UCHIDA, Tsuyoshi EHARA, Syoichi TSUCHIYA, Masataka ASAI, Tsuyoshi ASANO, Masahiro UCHIMURA, Shigeru MATSUMOTO, Yasuaki NAGANO
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Publication number: 20240113366Abstract: A method for producing a power storage device includes forming a lid, forming a lid assembly, closing, and welding. In forming a lid, there is included forming, by forging, a protruding portion between a peripheral portion and an insertion-hole surrounding portion of the lid to block scattered light of a laser beam from being irradiated to a resin member, with a distance D from an end surface of the peripheral portion to a side surface of the protruding portion falling within 0.5t (D?0.5t) relative to a thickness t of the lid.Type: ApplicationFiled: September 7, 2023Publication date: April 4, 2024Inventors: Yuki SATO, Yozo UCHIDA, Tsuyoshi EHARA, Syoichi TSUCHIYA, Masataka ASAI, Tsuyoshi ASANO, Masahiro UCHIMURA, Shigeru MATSUMOTO, Yasuaki NAGANO
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Publication number: 20240113368Abstract: A method for producing a power storage device includes closing an opening portion of a case body with a lid of a lid assembly, and laser-welding the opening portion of the case body and a peripheral portion of the lid over their entire circumference. A resin member has an outer surface including a scattered light-reached surface to which scattered light of a laser beam directly reaches, at least a part of the scattered light-reached surface including a smoothed region having a surface roughness of 0.6 ?m or less.Type: ApplicationFiled: September 11, 2023Publication date: April 4, 2024Inventors: Yuki SATO, Yozo UCHIDA, Tsuyoshi EHARA, Syoichi TSUCHIYA, Masataka ASAI, Tsuyoshi ASANO, Masahiro UCHIMURA, Shigeru MATSUMOTO, Yasuaki NAGANO
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Patent number: 11619484Abstract: In order to reliably detect a target object located within a projection area and measure a distance to the detected target object, a distance measurement system includes: a light emitting device including a phase-modulation-type spatial light modulator element, and configured to emit projected light for forming a pattern associated with a phase distribution displayed on a display part of the spatial light modulator element, toward at least two projection areas; a light receiving device for capturing an area including a pattern to be formed by projected light emitted by the light emitting device; and a control device for controlling light emission from the light emitting device, verifying, for each projection area, presence or absence of a target object within the projection area by analyzing imaging data captured by the light receiving device, and measuring a distance to a detected target object.Type: GrantFiled: September 15, 2017Date of Patent: April 4, 2023Assignee: NEC CORPORATIONInventors: Go Watanabe, Fujio Okumura, Shigeru Asai
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Publication number: 20220018498Abstract: A hydrogen gas inventory acquisition system configured to acquire an inventory of a hydrogen gas in a plurality of off-site hydrogen stations, includes a log data creation device configured to create log data obtained by recording each parameter data sampled at an individual sampling timing set to each hydrogen station of the plurality of off-site hydrogen stations in combination with identification information of each of the plurality of off-site hydrogen stations from a plurality of parameter data measured by a plurality of meters disposed in the each hydrogen station to calculate an inventory of the hydrogen gas in the each hydrogen station; an inventory calculation device configured to calculate the inventory of the hydrogen gas at an individual calculation timing set to the each hydrogen station by using the log data; and a sorting device configured to acquire inventory data of the hydrogen gas in the each hydrogen station.Type: ApplicationFiled: March 25, 2020Publication date: January 20, 2022Applicant: ENEOS CORPORATIONInventors: Shigeru ASAI, Tadashi SEIKE, Shuuichi SUZUKI, Nanako OBATA, Takayuki ITABASHI, Seiji MAEDA
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Patent number: 10779132Abstract: A processor (103) in a wireless terminal (10) executes a communication service application to thereby perform an operation as a client for using a communication service. Further, in an abnormal situation where the wireless terminal (10) cannot access a server system (50) of an operator of the communication service, the processor (103) executes a predetermined activation procedure in the wireless terminal (10) without passing through the server system (50) to thereby activate a special account in the wireless terminal (10). This makes it possible, for example, to perform communication by the special account using an online service application installed in the wireless terminal during an abnormal situation where the wireless terminal cannot access the online service server.Type: GrantFiled: July 22, 2015Date of Patent: September 15, 2020Assignee: NEC CORPORATIONInventors: Shingo Watanabe, Shigeru Asai, Hideto Shibouta, Kenji Wakafuji, Masakazu Ono, Masato Kudou
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Patent number: 10708820Abstract: A node in a DTN includes: a memory; and a processor coupled to the memory and configured to execute data transfer processing for the DTN, wherein the data transfer processing including: receiving a plurality of bundles to be transferred to a same destination node on the DTN, each of the plurality of bundles including any one of a plurality of data segments acquired by dividing data of a content; deleting a part of the bundles from among the plurality of bundles without transferring to any other node or compressing a data size of a payload of the part of the bundles in accordance with a communication status of the DTN; and transmitting either a rest of the bundles excluding the deleted part of the bundles or the plurality of bundles including the part of the bundles having the compressed payloads to the DTN for transmitting to the destination node.Type: GrantFiled: December 12, 2018Date of Patent: July 7, 2020Assignee: NEC CORPORATIONInventors: Masakazu Ono, Shigeru Asai, Kenji Wakafuji, Hideto Shibohta, Shingo Watanabe, Masato Kudou
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Publication number: 20200025882Abstract: In order to reliably detect a target object located within a projection area and measure a distance to the detected target object, a distance measurement system includes: a light emitting device including a phase-modulation-type spatial light modulator element, and configured to emit projected light for forming a pattern associated with a phase distribution displayed on a display part of the spatial light modulator element, toward at least two projection areas; a light receiving device for capturing an area including a pattern to be formed by projected light emitted by the light emitting device; and a control device for controlling light emission from the light emitting device, verifying, for each projection area, presence or absence of a target object within the projection area by analyzing imaging data captured by the light receiving device, and measuring a distance to a detected target object.Type: ApplicationFiled: September 15, 2017Publication date: January 23, 2020Applicant: NEC CorporationInventors: Go WATANABE, Fujio OKUMURA, Shigeru ASAI
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Patent number: 10375605Abstract: A node in a DTN includes: a memory; and a processor coupled to the memory and configured to execute data transfer processing for the DTN, wherein the data transfer processing including: receiving a plurality of bundles to be transferred to a same destination node on the DTN, each of the plurality of bundles including any one of a plurality of data segments acquired by dividing data of a content; deleting a part of the bundles from among the plurality of bundles without transferring to any other node or compressing a data size of a payload of the part of the bundles in accordance with a communication status of the DTN; and transmitting either a rest of the bundles excluding the deleted part of the bundles or the plurality of bundles including the part of the bundles having the compressed payloads to the DTN for transmitting to the destination node.Type: GrantFiled: May 27, 2015Date of Patent: August 6, 2019Assignee: NEC CORPORATIONInventors: Masakazu Ono, Shigeru Asai, Kenji Wakafuji, Hideto Shibohta, Shingo Watanabe, Masato Kudou
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Publication number: 20190116523Abstract: A node in a DTN includes: a memory; and a processor coupled to the memory and configured to execute data transfer processing for the DTN, wherein the data transfer processing including: receiving a plurality of bundles to be transferred to a same destination node on the DTN, each of the plurality of bundles including any one of a plurality of data segments acquired by dividing data of a content; deleting a part of the bundles from among the plurality of bundles without transferring to any other node or compressing a data size of a payload of the part of the bundles in accordance with a communication status of the DTN; and transmitting either a rest of the bundles excluding the deleted part of the bundles or the plurality of bundles including the part of the bundles having the compressed payloads to the DTN for transmitting to the destination node.Type: ApplicationFiled: December 12, 2018Publication date: April 18, 2019Applicant: NEC CorporationInventors: Masakazu ONO, Shigeru ASAI, Kenji WAKAFUJI, Hideto SHIBOHTA, Shingo WATANABE, Masato KUDOU
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Patent number: 10230449Abstract: A processor (102) implemented in a wireless terminal (1) is configured to perform gateway processing by executing a first application program (34) stored in a memory (19). The gateway processing includes: (a) receiving transmission data of other application programs (31-33); (b) selecting, from a plurality of communication interfaces (51-55), at least one communication interface to which the transmission data is to be transmitted; and (c) sending the transmission data to the selected at least one communication interface. This contributes, for example, to allowing an application program to easily communicate via a communication interface (i.e., communication path) conforming to a communication protocol that is additionally installed on a wireless terminal (e.g., smartphone).Type: GrantFiled: July 22, 2015Date of Patent: March 12, 2019Assignee: NEC CORPORATIONInventors: Kenji Wakafuji, Shigeru Asai, Hideto Shibouta, Masakazu Ono, Shingo Watanabe, Masato Kudou
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Patent number: 10128976Abstract: A radio wave jamming system (1) comprises a plurality of radio transmitters (10) that are adapted to transmit respective jamming signals (11) including substantially the same frequency. The plurality of radio transmitters (10) are further adapted to temporally change at least one of the transmission phases of the jamming signals (11), which are to be transmitted from the plurality of radio transmitters (10), so as to temporally change the phase differences among the jamming signals (11) when the jamming signals (11) transmitted from the plurality of radio transmitters (10) arrive at a particular site (50). Thus, for example, a radio wave jamming system that can be constituted by small-output radio devices can be provided.Type: GrantFiled: May 27, 2015Date of Patent: November 13, 2018Assignee: NEC CORPORATIONInventors: Hideto Shibohta, Shigeru Asai, Kenji Wakafuji, Masakazu Ono, Shingo Watanabe, Masato Kudou
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Publication number: 20180149241Abstract: Provided is a speed change mechanism including a first input section (10), a second input section (20), a planetary gear mechanism (30), and an output section (40). The planetary gear mechanism (30) includes a planetary worm wheel (31), a sun gear (32), and a plurality of planetary gears (33). The planetary worm wheel (31) includes internal teeth and external teeth, the external teeth mesh with a first worm (15), and the planetary worm wheel (31) rotates in response to the rotation of the first worm (15). The sun gear (32) is connected to an input worm wheel (26) and rotates in response to the rotation of the input worm wheel (26). Each of the plurality of planetary gears (33) meshes with the internal teeth of the planetary worm wheel (31) and the external teeth of the sun gear (32).Type: ApplicationFiled: April 28, 2016Publication date: May 31, 2018Applicant: NEC CorporationInventors: Hisashi MIZUMOTO, Shigeru ASAI
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Publication number: 20170332216Abstract: A processor (103) in a wireless terminal (10) executes a communication service application to thereby perform an operation as a client for using a communication service. Further, in an abnormal situation where the wireless terminal (10) cannot access a server system (50) of an operator of the communication service, the processor (103) executes a predetermined activation procedure in the wireless terminal (10) without passing through the server system (50) to thereby activate a special account in the wireless terminal (10). This makes it possible, for example, to perform communication by the special account using an online service application installed in the wireless terminal during an abnormal situation where the wireless terminal cannot access the online service server.Type: ApplicationFiled: July 22, 2015Publication date: November 16, 2017Applicant: NEC CorporationInventors: Shingo WATANABE, Shigeru ASAI, Hideto SHIBOUTA, Kenji WAKAFUJI, Masakazu ONO, Masato KUDOU
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Publication number: 20170317736Abstract: A processor (102) implemented in a wireless terminal (1) is configured to perform gateway processing by executing a first application program (34) stored in a memory (19). The gateway processing includes: (a) receiving transmission data of other application programs (31-33); (b) selecting, from a plurality of communication interfaces (51-55), at least one communication interface to which the transmission data is to be transmitted; and (c) sending the transmission data to the selected at least one communication interface. This contributes, for example, to allowing an application program to easily communicate via a communication interface (i.e., communication path) conforming to a communication protocol that is additionally installed on a wireless terminal (e.g., smartphone).Type: ApplicationFiled: July 22, 2015Publication date: November 2, 2017Applicant: NEC CorporationInventors: Kenji WAKAFUJI, Shigeru ASAI, Hideto SHIBOUTA, Masakazu ONO, Shingo WATANABE, Masato KUDOU
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Publication number: 20170208503Abstract: A node in a DTN includes: a memory; and a processor coupled to the memory and configured to execute data transfer processing for the DTN, wherein the data transfer processing including: receiving a plurality of bundles to be transferred to a same destination node on the DTN, each of the plurality of bundles including any one of a plurality of data segments acquired by dividing data of a content; deleting a part of the bundles from among the plurality of bundles without transferring to any other node or compressing a data size of a payload of the part of the bundles in accordance with a communication status of the DTN; and transmitting either a rest of the bundles excluding the deleted part of the bundles or the plurality of bundles including the part of the bundles having the compressed payloads to the DTN for transmitting to the destination node.Type: ApplicationFiled: May 27, 2015Publication date: July 20, 2017Applicant: NEC CorporationInventors: Masakazu ONO, Shigeru ASAI, Kenji WAKAFUJI, Hideto SHIBOHTA, Shingo WATANABE, Masato KUDOU
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Publication number: 20170163372Abstract: A radio wave jamming system (1) comprises a plurality of radio transmitters (10) that are adapted to transmit respective jamming signals (11) including substantially the same frequency. The plurality of radio transmitters (10) are further adapted to temporally change at least one of the transmission phases of the jamming signals (11), which are to be transmitted from the plurality of radio transmitters (10), so as to temporally change the phase differences among the jamming signals (11) when the jamming signals (11) transmitted from the plurality of radio transmitters (10) arrive at a particular site (50). Thus, for example, a radio wave jamming system that can be constituted by small-output radio devices can be provided.Type: ApplicationFiled: May 27, 2015Publication date: June 8, 2017Applicant: NEC CorporationInventors: Hideto SHIBOHTA, Shigeru ASAI, Kenji WAKAFUJI, Masakazu ONO, Shingo WATANABE, Masato KUDOU
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Patent number: 8321561Abstract: A load caused by an information sharing message in an upper layer is reduced. A node, which shares information by exchanging a message between neighboring nodes in a lower layer and an upper layer of a network, includes a unit for determining whether or not to transmit a message for information sharing in the upper layer according to the contents of a state change in the neighboring nodes detected when a state change in the neighboring nodes in the lower layer is detected.Type: GrantFiled: June 25, 2008Date of Patent: November 27, 2012Assignee: NEC CorporationInventors: Norihito Fujita, Masahiro Jibiki, Shigeru Asai
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Publication number: 20100221629Abstract: A fuel cell system including a PEFC stack in an inner space of a housing includes a sheathed heater, arranged in the inner space, for heating the inner space; the sheathed heater is placed on a bottom face side of the inner space of the housing, while a gap is provided between the bottom face and the sheathed heater; a mounting plate for mounting an inner device including the PEFC stack is provided in the inner space of the housing; and the sheathed heater is arranged between the mounting plate and the bottom face of the inner space of the housing.Type: ApplicationFiled: September 10, 2008Publication date: September 2, 2010Applicant: NIPPON OIL CORPORATIONInventors: Jun Akimoto, Akihiko Fukunaga, Tetsuo Okawa, Takeshi Ibuka, Manabu Hiwatari, Shuhei Sakima, Yoshihiro Hori, Shigeru Asai, Yasuyoshi Yamaguchi, Katsumi Tsuda, Yoichi Midorikawa, Takuya Masuyama
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Publication number: 20100191848Abstract: A load caused by an information sharing message in an upper layer is reduced. A node, which shares information by exchanging a message between neighboring nodes in a lower layer and an upper layer of a network, comprises a unit for determining whether or not to transmit a message for information sharing in the upper layer according to the contents of a state change in the neighboring nodes detected when a state change in the neighboring nodes in the lower layer is detected.Type: ApplicationFiled: June 25, 2008Publication date: July 29, 2010Inventors: Norihito Fujita, Masahiro Jibiki, Shigeru Asai