Patents by Inventor Masatoshi Sakamoto
Masatoshi Sakamoto 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: 11780040Abstract: This machine tool is provided with an arm for exchanging a tool between a main shaft in a machining chamber and a secondary tool standby position in a tool holding chamber, a shutter which is provided in an opening defined in a wall which partitions between the machining chamber and the tool holding chamber, a first motor for opening and closing the shutter, a shutter position detector which can detect the position of the shutter in the entire range between the fully open position and the fully closed position, a storage device which stores a prescribed position of the shutter associated with a prescribed operation of the arm and a control device which is configured to perform a prescribed operation of the arm on the basis of the position of the shutter detected by the shutter position detector and the prescribed position of the shutter stored in the storage device.Type: GrantFiled: October 31, 2018Date of Patent: October 10, 2023Assignee: MAKINO MILLING MACHINE CO., LTD.Inventors: Yuji Sano, Masatoshi Sakamoto, Toru Nakashima
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Publication number: 20210402541Abstract: This machine tool is provided with an arm for exchanging a tool between a main shaft in a machining chamber and a secondary tool standby position in a tool holding chamber, a shutter which is provided in an opening defined in a wall which partitions between the machining chamber and the tool holding chamber, a first motor for opening and closing the shutter, a shutter position detector which can detect the position of the shutter in the entire range between the fully open position and the fully closed position, a storage device which stores a prescribed position of the shutter associated with a prescribed operation of the arm and a control device which is configured to perform a prescribed operation of the arm on the basis of the position of the shutter detected by the shutter position detector and the prescribed position of the shutter stored in the storage device.Type: ApplicationFiled: October 31, 2018Publication date: December 30, 2021Applicant: MAKINO MILLING MACHINE CO., LTD.Inventors: Yuji SANO, Masatoshi SAKAMOTO, Toru NAKASHIMA
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Patent number: 10183689Abstract: Disclosed is a steering column apparatus including an impact energy absorbing mechanism for absorbing an impact energy at a secondary collision. The impact energy absorbing mechanism includes an energy absorbing section that serves as a load generating section for absorbing the impact energy. The energy absorbing section includes (a) a resistive member that extends along an axial direction of the middle jacket and is fixed to the middle jacket and (b) a wire having a bent portion that is wound around the resistive member to have a curvature and a front portion that is fixed to the upper jacket, the front portion being at a more forward position than the bent portion.Type: GrantFiled: October 18, 2016Date of Patent: January 22, 2019Assignee: FUJI KIKO CO., LTD.Inventors: Mitsuyoshi Matsuno, Koji Sawamura, So Tanaka, Tadao Ito, Aya Shimada, Masatoshi Sakamoto, Reo Katakura
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Patent number: 10000229Abstract: A steering column device includes: a steering column; and a the telescopic guide mechanism including a second telescopic elongated hole formed in one of the lower wall portion of the tilt bracket and the bottom wall portion of the steering column, and a sliding guide member which is provided to the other of the lower wall portion of the tilt bracket and the bottom wall portion of the steering column which does not include the second telescopic elongated hole, whose a portion confronts the second telescopic elongated hole, and which elastically sandwiches an edge portion of the second telescopic elongated hole in the upward and downward directions.Type: GrantFiled: March 8, 2017Date of Patent: June 19, 2018Assignee: FUJI KIKO CO., LTD.Inventors: Mitsuyoshi Matsuno, Koji Sawamura, Masatoshi Sakamoto, Aya Shimada, Reo Katakura, Tadao Ito
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Patent number: 9935307Abstract: A positive electrode lead of the present invention comprises: a strip-shaped first lead half body electrically connected to a sealing body of a nickel-hydrogen secondary battery; a strip-shaped second lead half body electrically connected to a positive electrode of an electrode group of the nickel-hydrogen secondary battery; a PTC thermistor joined between the first lead half body and the second lead half body; and a protective member covering a portion of the positive electrode lead where the PTC thermistor is joined. The second lead half body includes a portion to be bent on the outer side of the portion covered with the protective member. A recessed groove is formed in the portion covered with the protective member and has a shape elongated in a direction intersecting with a bend line of the portion to be bent.Type: GrantFiled: November 26, 2013Date of Patent: April 3, 2018Assignees: FDK CORPORATION, Littelfuse Japan G.K.Inventors: Erika Ido, Koji Izumi, Satoshi Wada, Hideaki Kitazume, Yohei Mizukami, Masatoshi Sakamoto, Toshikazu Yamaoka
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Patent number: 9889875Abstract: A steering column device includes: a steering shaft; a steering column; a vehicle body mounting bracket; one of the pair of the clamping pieces including a slit which has a substantially U-shape, and which surrounds one of a front side and a rear side of the tilt hole, and an upper side and a lower side of the tilt hole, and a tongue piece portion which is surrounded by the slit, the tilt hole being positioned at a tip end side of the tongue piece portion, and at least the one of the clamping pieces including the slit, including a reinforcement portion which surrounds an outside of the slit, and which is integrally provided with the one of the clamping pieces including the slit.Type: GrantFiled: March 8, 2017Date of Patent: February 13, 2018Assignee: FUJI KIKO CO., LTD.Inventors: Mitsuyoshi Matsuno, Koji Sawamura, Masatoshi Sakamoto, Aya Shimada, Reo Katakura, Tadao Ito
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Publication number: 20170282960Abstract: A steering column device includes: a steering column; and a the telescopic guide mechanism including a second telescopic elongated hole formed in one of the lower wall portion of the tilt bracket and the bottom wall portion of the steering column, and a sliding guide member which is provided to the other of the lower wall portion of the tilt bracket and the bottom wall portion of the steering column which does not include the second telescopic elongated hole, whose a portion confronts the second telescopic elongated hole, and which elastically sandwiches an edge portion of the second telescopic elongated hole in the upward and downward directions.Type: ApplicationFiled: March 8, 2017Publication date: October 5, 2017Applicant: FUJI KIKO CO., LTD.Inventors: Mitsuyoshi MATSUNO, Koji SAWAMURA, Masatoshi SAKAMOTO, Aya SHIMADA, Reo KATAKURA, Tadao ITO
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Publication number: 20170282957Abstract: A steering column device includes: a steering shaft; a steering column; a vehicle body mounting bracket; one of the pair of the clamping pieces including a slit which has a substantially U-shape, and which surrounds one of a front side and a rear side of the tilt hole, and an upper side and a lower side of the tilt hole, and a tongue piece portion which is surrounded by the slit, the tilt hole being positioned at a tip end side of the tongue piece portion, and at least the one of the clamping pieces including the slit, including a reinforcement portion which surrounds an outside of the slit, and which is integrally provided with the one of the clamping pieces including the slit.Type: ApplicationFiled: March 8, 2017Publication date: October 5, 2017Applicant: FUJI KIKO CO., LTD.Inventors: Mitsuyoshi MATSUNO, Koji SAWAMURA, Masatoshi SAKAMOTO, Aya SHIMADA, Reo KATAKURA, Tadao ITO
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Publication number: 20170113710Abstract: Disclosed is a steering column apparatus including an impact energy absorbing mechanism for absorbing an impact energy at a secondary collision. The impact energy absorbing mechanism includes an energy absorbing section that serves as a load generating section for absorbing the impact energy. The energy absorbing section includes (a) a resistive member that extends along an axial direction of the middle jacket and is fixed to the middle jacket and (b) a wire having a bent portion that is wound around the resistive member to have a curvature and a front portion that is fixed to the upper jacket, the front portion being at a more forward position than the bent portion.Type: ApplicationFiled: October 18, 2016Publication date: April 27, 2017Applicant: FUJI KIKO CO., LTD.Inventors: Mitsuyoshi MATSUNO, Koji SAWAMURA, So TANAKA, Tadao ITO, Aya SHIMADA, Masatoshi SAKAMOTO, Reo KATAKURA
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Publication number: 20150303445Abstract: A positive electrode lead of the present invention comprises: a strip-shaped first lead half body electrically connected to a sealing body of a nickel-hydrogen secondary battery; a strip-shaped second lead half body electrically connected to a positive electrode of an electrode group of the nickel-hydrogen secondary battery; a PTC thermistor joined between the first lead half body and the second lead half body; and a protective member covering a portion of the positive electrode lead where the PTC thermistor is joined. The second lead half body includes a portion to be bent on the outer side of the portion covered with the protective member. A recessed groove is formed in the portion covered with the protective member and has a shape elongated in a direction intersecting with a bend line of the portion to be bent.Type: ApplicationFiled: November 26, 2013Publication date: October 22, 2015Applicants: FDK CORPORATION, TYCO ELECTRONICS JAPAN G.K.Inventors: Erika Ido, Koji Izumi, Satoshi Wada, Hideaki Kitazume, Yohei Mizukami, Masatoshi Sakamoto, Toshikazu Yamaoka
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Patent number: 7745181Abstract: It is an object of the invention to provide a process for easily producing a glucan, which assures a high degree of safety and which does not generate an oxidation off-flavor, without using a hydroxide of an alkali metal such as sodium hydroxide. In a process of the present invention, a physically pulverized yeast is autolyzed with an intracellular enzyme thereof, in an electrolyzed alkaline water which is obtained by electrolyzing water.Type: GrantFiled: July 31, 2006Date of Patent: June 29, 2010Assignee: Alpron Co., Ltd.Inventors: Shuji Horie, Hideyuki Matsuda, Takumi Suizu, Masatoshi Sakamoto
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Patent number: 7729198Abstract: A semiconductor integrated circuit device including a memory circuit with both high access efficiency and high memory efficiency in a simple configuration is provided. In a memory read control circuit, burst length is changed based on whether or not a read instruction is issued at a cycle after a cycle at which a read instruction /R is issued. And, in a memory write control circuit, burst length is changed based on whether or not a write instruction is issued at a cycle before a cycle at which a write instruction /W is issued.Type: GrantFiled: October 29, 2007Date of Patent: June 1, 2010Assignee: Hitachi, Ltd.Inventors: Masatoshi Hasegawa, Michiaki Nakayama, Masatoshi Sakamoto
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Publication number: 20080175091Abstract: A semiconductor integrated circuit device including a memory circuit with both high access efficiency and high memory efficiency in a simple configuration is provided. In a memory read control circuit, burst length is changed based on whether or not a read instruction is issued at a cycle after a cycle at which a read instruction /R is issued. And, in a memory write control circuit, burst length is changed based on whether or not a write instruction is issued at a cycle before a cycle at which a write instruction /W is issued.Type: ApplicationFiled: October 29, 2007Publication date: July 24, 2008Inventors: Masatoshi Hasegawa, Michiaki Nakayama, Masatoshi Sakamoto
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Patent number: 7403408Abstract: A semiconductor memory device that satisfies needs of both a large number of memory banks and a higher operation speed is provided. A semiconductor memory device includes a plurality of data terminal pads, and a plurality of memory banks independently subject to memory access. Each of the memory banks is divided into a plurality of submemory banks. The data terminal pads are also divided into a plurality of groups so as to be associated with submemory banks obtained by the division. Blocks each including submemory banks obtained by the division and data terminal pads associated with the submemory banks are arranged so as not to overlap each other on a semiconductor chip.Type: GrantFiled: May 23, 2005Date of Patent: July 22, 2008Assignee: Hitachi, Ltd.Inventors: Hiroshi Otori, Masatoshi Hasegawa, Mitsugu Kusunoki, Masatoshi Sakamoto
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Patent number: 7251149Abstract: A Y selection line for write for controlling operations of a column selection switch within a write amplifier and a Y selection line for read for controlling operations of a column selection switch within a read amplifier are provided individually and the column selection switch within the read amplifier is set to the non-operating condition during the write operation. Accordingly, a through-current during the write operation may be reduced. In this case, the write IO line and read IO line are allocated crossing sense amplifier columns, while the column selection line for write and column selection line for read are allocated in parallel to the sense amplifier columns.Type: GrantFiled: August 21, 2006Date of Patent: July 31, 2007Assignee: Hitachi, Ltd.Inventors: Masatoshi Sakamoto, Masatoshi Hasegawa
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Publication number: 20070004013Abstract: It is an object of the invention to provide a process for easily producing a glucan, which assures a high degree of safety and which does not generate an oxidation off-flavor, without using a hydroxide of an alkali metal such as sodium hydroxide. In a process of the present invention, a physically pulverized yeast is autolyzed with an intracellular enzyme thereof, in an electrolyzed alkaline water which is obtained by electrolyzing water.Type: ApplicationFiled: July 31, 2006Publication date: January 4, 2007Applicant: Alpron Co., Ltd.Inventors: Shuji Horie, Hideyuki Matsuda, Takumi Suizu, Masatoshi Sakamoto
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Publication number: 20060280001Abstract: A Y selection line for write for controlling operations of a column selection switch within a write amplifier and a Y selection line for read for controlling operations of a column selection switch within a read amplifier are provided individually and the column selection switch within the read amplifier is set to the non-operating condition during the write operation. Accordingly, a through-current during the write operation may be reduced. In this case, the write IO line and read IO line are allocated crossing sense amplifier columns, while the column selection line for write and column selection line for read are allocated in parallel to the sense amplifier columns.Type: ApplicationFiled: August 21, 2006Publication date: December 14, 2006Inventors: Masatoshi Sakamoto, Masatoshi Hasegawa
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Publication number: 20050259500Abstract: A semiconductor memory device that satisfies needs of both a large number of memory banks and a higher operation speed is provided. A semiconductor memory device includes a plurality of data terminal pads, and a plurality of memory banks independently subject to memory access. Each of the memory banks is divided into a plurality of submemory banks. The data terminal pads are also divided into a plurality of groups so as to be associated with submemory banks obtained by the division. Blocks each including submemory banks obtained by the division and data terminal pads associated with the submemory banks are arranged so as not to overlap each other on a semiconductor chip.Type: ApplicationFiled: May 23, 2005Publication date: November 24, 2005Inventors: Hiroshi Otori, Masatoshi Hasegawa, Mitsugu Kusunoki, Masatoshi Sakamoto
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Patent number: 6862164Abstract: A circuit protection arrangement particularly useful in protecting battery assemblies. The arrangement contains a first PTC device which has a first switching temperature Ts1, has a resistance at 20° C. R1, has a hold current at a first specified temperature IH1, and is made from a first PTC resistive element composed of a first conductive polymer composition attached to first and second electrodes, and a second PTC device which is electrically connected in series with the first PTC device, has a second switching temperature Ts2 which is less than Ts1, has a resistance at 20° C. R2 which is less than R1, has a hold current at the first specified temperature IH2 which is greater than IH1, and is made from a second PTC resistive element composed of a second conductive polymer composition attached to third and fourth electrodes.Type: GrantFiled: May 7, 2002Date of Patent: March 1, 2005Assignee: Tyco Electronics Raychem K.K.Inventors: Takashi Hasunuma, Naofumi Miyasaka, Masatoshi Sakamoto, Takashi Sato
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Publication number: 20040190345Abstract: A Y selection line for write for controlling operations of a column selection switch within a write amplifier and a Y selection line for read for controlling operations of a column selection switch within a read amplifier are provided individually and the column selection switch within the read amplifier is set to the non-operating condition during the write operation. Accordingly, a through-current during the write operation may be reduced. In this case, the write IO line and read IO line are allocated crossing sense amplifier columns, while the column selection line for write and column selection line for read are allocated in parallel to the sense amplifier columns.Type: ApplicationFiled: July 24, 2003Publication date: September 30, 2004Inventors: Masatoshi Sakamoto, Masatoshi Hasegawa