Patents by Inventor Takuya Kai
Takuya Kai 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: 20230335716Abstract: An active material has: a core portion made of an active material base material; and a coating portion located on a surface of the core portion. The coating portion contains an element A comprising at least one selected from the group consisting of titanium (Ti), zirconium (Zr), tantalum (Ta), niobium (Nb), and aluminum (Al). The active material has two or more inflection point in a first-order derivative obtained with respect to a peak attributed to the element A, the first-order derivative being obtained based on a constituent element average intensity profile measured for the coating portion with use of an energy dispersive X-ray spectrometer.Type: ApplicationFiled: September 3, 2021Publication date: October 19, 2023Inventors: Takuya KAI, Tomoyuki MAEDA, Kentaro SOMA
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Publication number: 20220131137Abstract: An active material comprising silicon and a compound represented by MxSiy, where x and y satisfy 0.1?x/y?7.0, and M represents one or more metalloid elements other than Si and metal elements, wherein the content of Si elements is more than 50 wt %, the content of M is less than 38 wt %, and the content of oxygen elements is less than 30 wt %; D50 and Dmax are less than 4.0 ?m and less than 25 ?m, respectively; and in an X-ray diffraction pattern measured by an X-ray diffractometer (XRD) using CuK?1 rays, the full width at half maximum of a peak A appearing at 2?=28.42°±1.25° is 0.25° or more, and when the peak intensity of a peak B belonging to the compound is defined as IB and the peak intensity of the peak A is defined as IA, the ratio (IA/IB) of the IA to the IB is less than 1.Type: ApplicationFiled: February 13, 2020Publication date: April 28, 2022Inventors: Tetsuya Mitsumoto, Hitohiko Ide, Takuya Kai
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Publication number: 20220118367Abstract: A ranking list display method in a game system, which can easily execute ranking confirmation of a user, who is a ranking confirmation target, such as the user himself/herself, a friend or a rival, is provided. The ranking list display method in a game system includes determining a position in a ranking list of a game of a user who is a ranking confirmation target in relation to a display range of the ranking list which is currently displayed on a terminal, and displaying a pointer, which corresponds to the determined position in the ranking list of the user who is the ranking confirmation target in relation to the display range of the ranking list which is currently displayed on the terminal, within the display range of the ranking list which is currently displayed on the terminal.Type: ApplicationFiled: December 29, 2021Publication date: April 21, 2022Applicant: GREE, Inc.Inventors: Maya SAWAMURA, Takuya KAI, Kenji IGUCHI, Yushi TAKAGI, Toshiharu YABE
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Patent number: 11247131Abstract: A ranking list display method in a game system, which can easily execute ranking confirmation of a user, who is a ranking confirmation target, such as the user himself/herself, a friend or a rival, is provided. The ranking list display method in a game system includes determining a position in a ranking list of a game of a user who is a ranking confirmation target in relation to a display range of the ranking list which is currently displayed on a terminal, and displaying a pointer, which corresponds to the determined position in the ranking list of the user who is the ranking confirmation target in relation to the display range of the ranking list which is currently displayed on the terminal, within the display range of the ranking list which is currently displayed on the terminal.Type: GrantFiled: August 21, 2017Date of Patent: February 15, 2022Assignee: GREE, Inc.Inventors: Maya Sawamura, Takuya Kai, Kenji Iguchi, Yushi Takagi, Toshiharu Yabe
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Patent number: 10850194Abstract: According to one embodiment, a terminal display control method for using as a controller of a game a terminal device including a touch panel, which is configured to be integral with a display, includes selecting a controller image which is used in the game; setting at least one of a presence/absence of a function, a number, a size, a shape and a position of disposition, with respect to an operation element in the controller image; and making variable, in accordance with a content of the setting, a state of the controller image displayed on the display, and an operation standard of the operation element corresponding to an input on the touch panel.Type: GrantFiled: September 13, 2017Date of Patent: December 1, 2020Assignee: GREE, Inc.Inventors: Yushi Takagi, Toshiharu Yabe, Kenji Iguchi, Takuya Kai
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Patent number: 10693194Abstract: A nickel hydrogen secondary battery accommodates an electrode group including a positive electrode and a negative electrode which are stacked one on top of another through a separator, together with an alkaline electrolyte. The battery contains Li, with a total amount of Li in the battery 2 of 15 to 50 mg/Ah, as determined as the mass in terms of LiOH per Ah of the positive electrode capacity. The negative electrode includes particles of rare earth-Mg—Ni-based hydrogen storage alloy which contains a rare earth element, Mg and Ni. The hydrogen storage alloy particles 44 includes, on the surface thereof, a rare earth hydroxide which is the hydroxide of a rare earth element and has a specific surface area of 0.1 to 0.5 m2/g.Type: GrantFiled: June 23, 2015Date of Patent: June 23, 2020Assignee: FDK CORPORATIONInventors: Masaru Kihara, Akira Saguchi, Yusuke Shingai, Jun Ishida, Takuya Kai
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Publication number: 20180248172Abstract: A nickel hydrogen secondary battery comprises an outer can and an electrode group accommodated in a hermetically sealed state together with an alkaline electrolyte solution in the outer can, wherein the electrode group comprises a positive electrode and a negative electrode stacked through a separator, wherein the negative electrode contains a hydrogen absorbing alloy powder that is an aggregate of particles of a hydrogen absorbing alloy, wherein the hydrogen absorbing alloy powder is such that when an average particle size of the particles is represented by M; a particle size of ½ of the M is represented by P; and a particle size of ? of the M is represented by Q, a content of the particles having a particle size equal to or smaller than the P is lower than 20% by mass of the whole of the hydrogen absorbing alloy powder; and the content of the particles having a particle size equal to or smaller than the Q is lower than 10% by mass of the whole of the hydrogen absorbing alloy powder.Type: ApplicationFiled: February 24, 2016Publication date: August 30, 2018Inventors: Masaru Kihara, Akira Saguchi, Yusuke Shingai, Jun Ishida, Takuya Kai, Takeshi Kajiwara
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Publication number: 20180114981Abstract: A nickel-hydrogen secondary battery includes an electrode group that includes a separator, a positive electrode and a negative electrode, and the negative electrode contains a hydrogen storage alloy having a crystal structure in which an AB2 type unit and an AB5 type unit are laminated, in which a PCT characteristic diagram at 80° C. includes a first plateau region having a hydrogen pressure Pd1 when hydrogen is stored by 0.25 times an effective hydrogen storage amount that is a hydrogen storage amount when a hydrogen pressure is 1 MPa, and a second plateau region having a hydrogen pressure Pd2 when hydrogen is stored by 0.70 times the effective hydrogen storage amount, and Pd1 and Pd2 satisfy a relation of 0.6?log10(Pd2/Pd1).Type: ApplicationFiled: March 10, 2016Publication date: April 26, 2018Inventors: Jun Ishida, Masaru Kihara, Akira Saguchi, Yusuke Shingai, Takuya Kai, Takeshi Kajiwara
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Publication number: 20180001193Abstract: According to one embodiment, a terminal display control method for using as a controller of a game a terminal device including a touch panel, which is configured to be integral with a display, includes selecting a controller image which is used in the game; setting at least one of a presence/absence of a function, a number, a size, a shape and a position of disposition, with respect to an operation element in the controller image; and making variable, in accordance with a content of the setting, a state of the controller image displayed on the display, and an operation standard of the operation element corresponding to an input on the touch panel.Type: ApplicationFiled: September 13, 2017Publication date: January 4, 2018Applicant: Gree, Inc.Inventors: Yushi Takagi, Toshiharu Yabe, Kenji Iguchi, Takuya Kai
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Publication number: 20170340975Abstract: A ranking list display method in a game system, which can easily execute ranking confirmation of a user, who is a ranking confirmation target, such as the user himself/herself, a friend or a rival, is provided. The ranking list display method in a game system includes determining a position in a ranking list of a game of a user who is a ranking confirmation target in relation to a display range of the ranking list which is currently displayed on a terminal, and displaying a pointer, which corresponds to the determined position in the ranking list of the user who is the ranking confirmation target in relation to the display range of the ranking list which is currently displayed on the terminal, within the display range of the ranking list which is currently displayed on the terminal.Type: ApplicationFiled: August 21, 2017Publication date: November 30, 2017Applicant: GREE, Inc.Inventors: Maya Sawamura, Takuya Kai, Kenji Iguchi, Yushi Takagi, Toshiharu Yabe
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Patent number: 9782673Abstract: According to one embodiment, a terminal display control method for using as a controller of a game a terminal device including a touch panel, which is configured to be integral with a display, includes selecting a controller image which is used in the game; setting at least one of a presence/absence of a function, a number, a size, a shape and a position of disposition, with respect to an operation element in the controller image; and making variable, in accordance with a content of the setting, a state of the controller image displayed on the display, and an operation standard of the operation element corresponding to an input on the touch panel.Type: GrantFiled: January 29, 2014Date of Patent: October 10, 2017Assignee: GREE, Inc.Inventors: Yushi Takagi, Toshiharu Yabe, Kenji Iguchi, Takuya Kai
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Patent number: 9737816Abstract: A ranking list display method in a game system, which can easily execute ranking confirmation of a user, who is a ranking confirmation target, such as the user himself/herself, a friend or a rival, is provided. The ranking list display method in a game system includes determining a position in a ranking list of a game of a user who is a ranking confirmation target in relation to a display range of the ranking list which is currently displayed on a terminal, and displaying a pointer, which corresponds to the determined position in the ranking list of the user who is the ranking confirmation target in relation to the display range of the ranking list which is currently displayed on the terminal, within the display range of the ranking list which is currently displayed on the terminal.Type: GrantFiled: December 21, 2016Date of Patent: August 22, 2017Assignee: GREE, Inc.Inventors: Maya Sawamura, Takuya Kai, Kenji Iguchi, Yushi Takagi, Toshiharu Yabe
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Publication number: 20170125804Abstract: A nickel hydrogen secondary battery includes an outer can and an electrode group accommodated in the outer can in a sealed state together with an alkaline electrolyte. The electrode group includes a positive electrode and a negative electrode having a separator sandwiched therebetween, the alkaline electrolyte includes NaOH as the main solute, and the negative electrode includes a hydrogen storage alloy having a composition represented by a general formula: Ln1-xMgxNiy-zMz, wherein Ln is at least one element selected from rare earth elements and Zr; M is Al; subscripts x, y and z satisfy the following relations, respectively: 0?x?0.05, 3.3?y?3.6, and 0?z?0.50; and the content of La among rare earth elements in Ln is 25% or less.Type: ApplicationFiled: March 4, 2015Publication date: May 4, 2017Inventors: Jun Ishida, Takuya Kai
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Publication number: 20170110764Abstract: A nickel hydrogen secondary battery accommodates an electrode group including a positive electrode and a negative electrode which are stacked one on top of another through a separator, together with an alkaline electrolyte. The battery contains Li, with a total amount of Li in the battery 2 of 15 to 50 mg/Ah, as determined as the mass in terms of LiOH per Ah of the positive electrode capacity. The negative electrode includes particles of rare earth-Mg—Ni-based hydrogen storage alloy which contains a rare earth element, Mg and Ni. The hydrogen storage alloy particles 44 includes, on the surface thereof, a rare earth hydroxide which is the hydroxide of a rare earth element and has a specific surface area of 0.1 to 0.5 m2/g.Type: ApplicationFiled: June 23, 2015Publication date: April 20, 2017Inventors: Masaru Kihara, Akira Saguchi, Yusuke Shingai, Jun Ishida, Takuya Kai
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Publication number: 20170100673Abstract: A ranking list display method in a game system, which can easily execute ranking confirmation of a user, who is a ranking confirmation target, such as the user himself/herself, a friend or a rival, is provided. The ranking list display method in a game system includes determining a position in a ranking list of a game of a user who is a ranking confirmation target in relation to a display range of the ranking list which is currently displayed on a terminal, and displaying a pointer, which corresponds to the determined position in the ranking list of the user who is the ranking confirmation target in relation to the display range of the ranking list which is currently displayed on the terminal, within the display range of the ranking list which is currently displayed on the terminal.Type: ApplicationFiled: December 21, 2016Publication date: April 13, 2017Applicant: GREE, Inc.Inventors: Maya Sawamura, Takuya KAI, Kenji IGUCHI, Yushi TAKAGI, Toshiharu YABE
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Patent number: 9561434Abstract: A ranking list display method in a game system, which can easily execute ranking confirmation of a user, who is a ranking confirmation target, such as the user himself/herself, a friend or a rival, is provided. According to the invention, a ranking list display method in a game system includes determining a position in a ranking list of a game of a user who is a ranking confirmation target in relation to a display range of the ranking list which is currently displayed on a terminal, and displaying a pointer, which corresponds to the determined position in the ranking list of the user who is the ranking confirmation target in relation to the display range of the ranking list which is currently displayed on the terminal, within the display range of the ranking list which is currently displayed on the terminal.Type: GrantFiled: February 6, 2014Date of Patent: February 7, 2017Assignee: GREE, Inc.Inventors: Maya Sawamura, Takuya Kai, Kenji Iguchi, Yushi Takagi, Toshiharu Yabe
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Patent number: 9306215Abstract: A nickel-metal hydride secondary cell holds therein an electrode group and an alkaline electrolyte solution containing NaOH as a main constituent of its solute. The electrode group has positive and negative electrodes lapped one over the other with a separator therebetween. The negative electrode contains a hydrogen absorbing alloy having a composition represented by the general formula: (RE1-xTx)1-yMgyNiz-aAla (where RE is at least one element selected from among Y, Sc and rare-earth elements, T is at least one element selected from among Zr, V and Ca, and subscripts x, y, z and a are values respectively satisfying 0?x, 0.05?y?0.35, 2.8?z?3.9, and 0.10?a?0.25), the hydrogen absorbing alloy has a crystal structure in which an AB2 subunit and an AB5 subunit are superimposed one upon the other, and Cr is substituted for part of the Ni.Type: GrantFiled: July 18, 2013Date of Patent: April 5, 2016Assignee: FDK CORPORATIONInventors: Takuya Kai, Jun Ishida
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Publication number: 20140235337Abstract: A ranking list display method in a game system, which can easily execute ranking confirmation of a user, who is a ranking confirmation target, such as the user himself/herself, a friend or a rival, is provided. According to the invention, a ranking list display method in a game system includes determining a position in a ranking list of a game of a user who is a ranking confirmation target in relation to a display range of the ranking list which is currently displayed on a terminal, and displaying a pointer, which corresponds to the determined position in the ranking list of the user who is the ranking confirmation target in relation to the display range of the ranking list which is currently displayed on the terminal, within the display range of the ranking list which is currently displayed on the terminal.Type: ApplicationFiled: February 6, 2014Publication date: August 21, 2014Applicant: GREE, Inc.Inventors: Maya SAWAMURA, Takuya Kai, Kenji Iguchi, Yushi Takagi, Toshiharu Yabe
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Publication number: 20140213360Abstract: According to one embodiment, a terminal display control method for using as a controller of a game a terminal device including a touch panel, which is configured to be integral with a display, includes selecting a controller image which is used in the game; setting at least one of a presence/absence of a function, a number, a size, a shape and a position of disposition, with respect to an operation element in the controller image; and making variable, in accordance with a content of the setting, a state of the controller image displayed on the display, and an operation standard of the operation element corresponding to an input on the touch panel.Type: ApplicationFiled: January 29, 2014Publication date: July 31, 2014Applicant: GREE, Inc.Inventors: Yushi TAKAGI, Toshiharu Yabe, Kenji Iguchi, Takuya Kai
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Publication number: 20140030583Abstract: A nickel-metal hydride secondary cell holds therein an electrode group and an alkaline electrolyte solution containing NaOH as a main constituent of its solute. The electrode group has positive and negative electrodes lapped one over the other with a separator therebetween. The negative electrode contains a hydrogen absorbing alloy having a composition represented by the general formula: (RE1-xTx)1-yMgyNiz-aAla (where RE is at least one element selected from among Y, Sc and rare-earth elements, T is at least one element selected from among Zr, V and Ca, and subscripts x, y, z and a are values respectively satisfying 0?x, 0.05?y?0.35, 2.8?z?3.9, and 0.10?a?0.25), the hydrogen absorbing alloy has a crystal structure in which an AB2 subunit and an AB5 subunit are superimposed one upon the other, and Cr is substituted for part of the Ni.Type: ApplicationFiled: July 18, 2013Publication date: January 30, 2014Inventors: Takuya Kai, Jun Ishida