Patents by Inventor Ken Takahashi
Ken Takahashi 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: 11211037Abstract: A keyboard apparatus includes a first key assembly, a second key assembly, and a third key assembly. The first key assembly includes a first key being slidably in contact with a first member at a first position and a second member at a second position. A first minimum distance between the first key assembly and the second key assembly at the rear ends thereof is larger than a second minimum distance between the first key assembly and the second key assembly at the second position within a range of rotation of the first key assembly. A third minimum distance between the first key assembly and the third key assembly at the rear ends thereof being larger than a fourth minimum distance between the first key assembly and the third key assembly at the second position within the range of rotation of the first key assembly.Type: GrantFiled: September 10, 2020Date of Patent: December 28, 2021Assignee: YAMAHA CORPORATIONInventors: Ken Takahashi, Kento Ogawa, Hirotsugu Suzuki
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Patent number: 11209605Abstract: An optical fiber ribbon in which a plurality of optical fibers are integrated by a common coated layer includes: an intermittent connection portion in which a connection portion formed from the common coated layer and a non-connection portion including no common coated layer are alternately formed in a longitudinal direction between every predetermined number of optical fibers equal to or greater than two; and a continuous connection portion in which a connection portion formed from the common coated layer is continuously formed in a longitudinal direction between optical fibers other than the predetermined number of optical fibers equal to or greater than two. A thickness of the connection portion of the intermittent connection portion is thinner than a thickness of the continuous connection portion.Type: GrantFiled: April 12, 2019Date of Patent: December 28, 2021Assignee: SUMITOMO ELECTRIC INDUSTRIES, LTD.Inventors: Deva Omalka Vayanthi Suduwa, Shinji Egawa, Yohei Suzuki, Ken Takahashi
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Patent number: 11183162Abstract: A keyboard apparatus includes: a frame; keys each disposed pivotably with respect to the frame; pivot members each including: a support member disposed pivotably about a pivot shaft; and a structure connected to the support member at a position spaced apart from the pivot shaft, the structure having a specific gravity that is greater than that of the support member. A hole portion is formed in each of a first structure and a second structure, each of which is the structure of a corresponding one of a first pivot member and a second pivot member of at least two of the pivot members, such that a mass of the first structure and a mass of the second structure are different from each other. The hole portion of the first structure and the hole portion of the second structure are different from each other in shape.Type: GrantFiled: September 5, 2019Date of Patent: November 23, 2021Assignee: YAMAHA CORPORATIONInventors: Ken Takahashi, Shunsuke Ichiki
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Publication number: 20210359960Abstract: [Problem] To allocate IFs to be used in accordance with buffers such that no packet loss occurs in a case in which the transfer apparatus that performs packet transfer includes as many buffers with grouped interfaces (IFs) mounted in units of groups thereon as the number of groups. [Solving Means] A packet transfer apparatus 10C has a plurality of buffers 11a to 11n mounting IFs in units of groups and performs, when the traffic amount at the time of packet transfer of the IFs of each of the buffers exceeds maximum transfer capacity of the IFs, buffering packets corresponding to the exceeding traffic amount in the butlers.Type: ApplicationFiled: October 18, 2019Publication date: November 18, 2021Inventors: Shigemasa KUMAGAWA, Ken TAKAHASHI
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Publication number: 20210344592Abstract: [Problem to be Solved] Improving extensibility and flexibility of a network in which transfer through segment routing is executed.Type: ApplicationFiled: September 9, 2019Publication date: November 4, 2021Inventors: Kazuto Toyozumi, Ken Takahashi, Shigemasa Kumagawa
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Publication number: 20210325958Abstract: A power-saving control apparatus includes a main system to perform one or more processes, including main circuitry, and a subsystem communicable with the main system, including sub-circuitry. The sub-circuitry: receives, from the main system, one or more pieces of request information regarding the one or more processes via a serial bus interface; creates and returns one or more pieces of response information corresponding to one or more pieces of predetermined request information among the received one or more pieces of request information; and when the main system is in a power-saving state, causes the main system to maintain the power-saving state in a case where the received request information is the predetermined request information. The power-saving state is a state in which power consumption is less than power consumption in a normal state in which the main system is ready to perform the one or more processes.Type: ApplicationFiled: April 6, 2021Publication date: October 21, 2021Applicant: Ricoh Company, Ltd.Inventor: Ken Takahashi
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Publication number: 20210303387Abstract: To enable detection of defects that have not been anticipated in the system construction, defects that cannot be detected unless logs are monitored over a plurality of types of logs, and the like. A log information collection unit (124) collects log information of a network device (14) operating in accordance with instructions from an operation apparatus (12). In a case that a piece of the log information collected from the network device (14) includes a first character string, a condition determination unit (26) determine whether or not another piece of the log information including a second character string occurs in a predetermined duration before and after a time of occurrence of the piece of the log information including the first character string.Type: ApplicationFiled: July 24, 2019Publication date: September 30, 2021Inventors: Satoshi NAKATSUKASA, Masatoshi SAITO, Ken TAKAHASHI
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Patent number: 11111554Abstract: A stabilizer formed by using a metal bar having a solid structure and configured to reduce a displacement between right and left wheels, including a torsion part extending in a vehicle width direction, being capable of a torsional deformation, and having a diameter of 10 to 32 mm, is provided. The stabilizer has a chemical composition containing at least C: 0.15% by mass or more to 0.39% by mass or less, Mn, B, and Fe, and also has a metal structure 90% or more of which is a martensite structure.Type: GrantFiled: December 4, 2015Date of Patent: September 7, 2021Assignee: NHK SPRING CO., LTD.Inventors: Shinichiro Kuwatsuka, Yurika Okudaira, Akira Tange, Hideki Okada, Ken Takahashi
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Patent number: 11100908Abstract: A keyboard includes a frame and a plurality of mass bodies. The mass bodies are arranged in parallel to each other. Each of the mass bodies is pivotally supported to pivot about a pivot fulcrum with respect to the frame. The mass bodies are at least one of a plurality of keys configured to be directly operated, a plurality of interlocking members configured to pivot in conjunction with a corresponding one of the plurality of keys, embedded members in the plurality of keys or embedded members in the plurality of interlocking members. At least some of the mass bodies include notched portions being arranged in order from a pitch, which is equal to or greater than a lowest pitch, to a highest pitch. The notched portions are different from each other in at least one of size, position, or distance from the pivot fulcrum.Type: GrantFiled: June 19, 2020Date of Patent: August 24, 2021Assignee: YAMAHA CORPORATIONInventors: Shunsuke Saito, Ken Takahashi, Ichiro Osuga
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Publication number: 20210231797Abstract: A radar apparatus includes an antenna composed of an end-fire array antenna and including a plurality of antenna elements; and a circuit board in which the plurality of antenna elements is disposed side by side in a first direction. At least one of the plurality of antenna elements is parallel to a substrate surface of the circuit board. A directivity of at least one of the plurality of antenna elements is set to a third direction tilted with respect to the first direction and a second direction orthogonal to the first direction.Type: ApplicationFiled: January 27, 2021Publication date: July 29, 2021Applicant: Panasonic Intellectual Property Management Co., Ltd.Inventors: Ryosuke SHIOZAKI, Yuto SUZUKI, Tooru MIURA, Ken TAKAHASHI
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Patent number: 11056766Abstract: An antenna apparatus for transmitting and receiving electromagnetic waves via a cover member disposed outside, including: first and second antenna sections that are disposed adjacently to each other along a direction orthogonal to a predetermined direction to which the electromagnetic waves are transmitted and received and that transmit the electromagnetic waves, respectively; and first and second dielectric lenses that are disposed in the predetermined direction to which the first and second antenna sections transmit their electromagnetic waves and narrow beams of the electromagnetic waves transmitted by the first and second antennas, respectively, to transmit to the outside, in which an outer end face of first dielectric lens protrudes further forward in the predetermined direction than an outer end face of second dielectric lens.Type: GrantFiled: September 3, 2019Date of Patent: July 6, 2021Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.Inventors: Ken Takahashi, Ryosuke Shiozaki, Hiroshi Iwai
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Publication number: 20210197707Abstract: A light apparatus mounted on a vehicle includes a lamp unit having: a first cover, and a light source that emits light through a first cover into a predetermined area including a first direction. The light apparatus also includes: a radar unit provided on a lower side or an upper side of the lamp unit, and a separator provided between the lamp unit and the radar unit. The radar unit includes: a circuit board having a board surface arranged in a substantially horizontal state, and an antenna unit that transmits an electromagnetic wave in a range including a second direction different from the first direction and that receives a reflected wave from an object existing outside the vehicle. The antenna unit is arranged in the board surface.Type: ApplicationFiled: March 16, 2021Publication date: July 1, 2021Applicant: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.Inventors: Hiroshi IWAI, Ryosuke SHIOZAKI, Shuji AKAMATSU, Osamu SHIBATA, Ken TAKAHASHI
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Publication number: 20210184926Abstract: [Problem] To realize highly flexible network management in accordance with a parameter on which a user places importance.Type: ApplicationFiled: August 20, 2019Publication date: June 17, 2021Inventors: Masatoshi SAITO, Satoshi NAKATSUKASA, Ken TAKAHASHI
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Patent number: 11029477Abstract: Provided is an optical fiber cable that is easier to be laid and enables higher-density packaging than an existing cable. This optical fiber cable is a slotless type optical fiber cable including: an optical unit formed by collecting and twisting a plurality of optical fibers or ribbons each formed by arranging the plurality of optical fibers; a cable core housing the optical unit; and a cable jacket provided around the cable core, and a tension member made of a fiber body within the cable core.Type: GrantFiled: March 19, 2018Date of Patent: June 8, 2021Assignee: SUMITOMO ELECTRIC INDUSTRIES, LTD.Inventors: Fumiaki Sato, Yoshiaki Nagao, Ryoei Oka, Ken Takahashi, Takao Hirama
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Patent number: 11029478Abstract: Provided is a polyethylene resin for use in a spacer for an optical fiber cable, the polyethylene resin having a density of 0.952 g/cm3 or more, containing a polyethylene having a molecular weight of 10,000 or less in a weight fraction of 22% or more, and containing a polyethylene having a molecular weight of 300,000 or more in a weight fraction of 12% or more.Type: GrantFiled: October 4, 2017Date of Patent: June 8, 2021Assignee: SUMITOMO ELECTRIC INDUSTRIES, LTD.Inventors: Ryoei Oka, Fumiaki Sato, Kentaro Takeda, Takao Hirama, Taro Fujita, Ken Takahashi
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Patent number: 10995382Abstract: The invention provides a production method for stabilizers which produces with high productivity in a compact production line, without tempering. The production method for stabilizers of the invention includes: forming a steel bar material containing at least C: 0.15 wt % to 0.39 wt %, Mn, B and Fe into a product shape by bending; and quenching the bent steel bar material in a medium having a heat transfer coefficient higher than or close to that of water.Type: GrantFiled: December 7, 2015Date of Patent: May 4, 2021Assignee: NHK SPRING CO., LTD.Inventors: Shinichiro Kuwatsuka, Yurika Okudaira, Akira Tange, Hideki Okada, Ken Takahashi
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Patent number: 10985471Abstract: A radar device includes: a housing that includes an aperture in a front direction as a transmitting direction of an electromagnetic wave; a circuit board disposed in the housing such that a board surface extends along the front direction; an antenna unit that includes antenna elements being arrayed along a direction intersecting the front direction in a region on a side in the front direction of the circuit board, and that transmits the electromagnetic wave to the outside of the housing through the aperture and receives a reflected wave of the electromagnetic wave; and a dielectric lens that is disposed in the aperture of the housing to extend along a direction in which the antenna elements are arrayed and that has a semi-cylindrical shape or a parabolic-cylindrical shape projecting in the front direction.Type: GrantFiled: November 23, 2018Date of Patent: April 20, 2021Assignee: Panasonic Intellectual Property Management Co., Ltd.Inventors: Ryosuke Shiozaki, Tomohiro Yui, Ken Takahashi, Yuichi Kashino, Kouji Suzuki, Noriaki Saito, Shigeki Nakamura
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Patent number: 10981491Abstract: An in-vehicle light apparatus for a vehicle is provided and includes lamp radar units. The lamp unit includes a light source and a reflector arranged around the light source and outputting light from an opening area of the reflector to a predetermined region including in a first direction. The radar unit is provided on a lower or upper side of the lamp unit and includes a circuit board having a board surface arranged in a substantially horizontal state and an antenna unit that transmits an electromagnetic wave and receives a reflected wave in a second direction. The opening area extends in a third direction different from the first direction and the second direction in plan view, and a direction perpendicular to the second direction on the board surface is a direction intersecting the first direction and non-parallel to the third direction.Type: GrantFiled: July 10, 2020Date of Patent: April 20, 2021Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.Inventors: Hiroshi Iwai, Ryosuke Shiozaki, Shuji Akamatsu, Osamu Shibata, Ken Takahashi
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Publication number: 20210111913Abstract: [Problem] To perform path switching quickly and efficiently when path switching is required in a multicast transfer system. [Solution] In a multicast transfer system 10, a multicast group for transmitting the same packet from a sender (transmitting apparatus) 21 to a plurality of receivers (receiving apparatuses) 31, 32 is formed. A transfer apparatus 41 holds transfer destination data DB1 in which a group identifier for identifying a multicast group is associated with copy transfer destination information (multicast segment) for specifying another transfer apparatus to be used as a packet transfer destination when the packet is received. In copy transfer destination information, a plurality of other transfer apparatuses can be registered by adding a priority, and a plurality of group identifiers can be associated with a single piece of copy transfer destination information.Type: ApplicationFiled: February 20, 2019Publication date: April 15, 2021Inventors: Ryuma Senoo, Ken Takahashi, Shigemasa Kumagawa
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Publication number: 20210055492Abstract: An optical fiber ribbon in which a plurality of optical fibers are integrated by a common coated layer includes: an intermittent connection portion in which a connection portion formed from the common coated layer and a non-connection portion including no common coated layer are alternately formed in a longitudinal direction between every predetermined number of optical fibers equal to or greater than two; and a continuous connection portion in which a connection portion formed from the common coated layer is continuously formed in a longitudinal direction between optical fibers other than the predetermined number of optical fibers equal to or greater than two. A thickness of the connection portion of the intermittent connection portion is thinner than a thickness of the continuous connection portion.Type: ApplicationFiled: April 12, 2019Publication date: February 25, 2021Applicant: SUMITOMO ELECTRIC INDUSTRIES, LTD.Inventors: Deva Omalka Vayanthi SUDUWA, Shinji EGAWA, Yohei SUZUKI, Ken TAKAHASHI