Patents by Inventor Takeshi Tanabe
Takeshi Tanabe 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: 12202771Abstract: To provide the friction material for the disc brake pad manufactured by forming the NAO friction material composition, enabling to restrain the brake vibration during braking in a high temperature. The NAO friction material composition does not contain the copper component but contains, relative to the entire amount of the friction material composition, 5-9 weight % of the binder with 1-4 weight % of the silicone rubber modified phenol resin as a part of the binder, the fiber base, 1-4 weight % of a cashew dust as the organic friction modifier, 0.5-3 weight % of a fused silica with the average particle diameter of 15-40 ?m as the inorganic friction modifier, and 0.1-2 weight % of the electromelting zirconium silicate beads with the average particle diameter of 10-30 ?m as the lubricant.Type: GrantFiled: July 10, 2020Date of Patent: January 21, 2025Assignee: NISSHINBO BRAKE, INC.Inventors: Akihiko Shimozaki, Takuto Nishikawa, Takeshi Tanabe
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Patent number: 12172926Abstract: [Object] To provide the friction material for the disc brake such as an automobile, which is manufactured by forming the NAO friction material composition, enabling to restrain the brake vibration during braking in a high temperature. [Means to Resolve] In the friction material for the disc brake pad, which is manufactured by forming the NAO friction material composition that does not contain the copper component but contains the binder, the fiber base, the organic friction modifier, the inorganic friction modifier, and the lubricant, the friction material composition contains 1-4 weight % of the cashew dust as the organic friction modifier relative to the entire amount of the friction material composition, 7-12 weight % of the muscovite as the inorganic friction modifier relative to the entire friction material composition, and 0.5-5 weight % of the aluminum particle as the inorganic friction modifier relative to the entire amount of the friction material composition.Type: GrantFiled: July 10, 2020Date of Patent: December 24, 2024Assignee: NISSHINBO BRAKE, INC.Inventors: Akihiko Shimozaki, Takuto Nishikawa, Takeshi Tanabe
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Patent number: 12117769Abstract: A method for producing a recycled carrier includes: performing classification, the classification including separating a carrier having a coating layer from a collected developer by a centrifugal air classifier, the collected developer containing the carrier and being obtained by collecting an electrostatic charge image developer remaining after image formation; and performing recoating, the recoating including dissolving or thermally melting a coating resin of the separated and classified carrier and then coating the resulting carrier again to produce a recycled carrier.Type: GrantFiled: August 27, 2021Date of Patent: October 15, 2024Assignee: FUJIFILM Business Innovation Corp.Inventors: Takeshi Tanabe, Yosuke Tsurumi, Shintaro Anno
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Patent number: 12013661Abstract: A method for producing a carrier for electrostatic charge image development includes coating magnetic particles by adding the magnetic particles and a coating liquid containing a resin and a solvent to a mixer with a stirring blade to form a resin coating layer on surfaces of the magnetic particles and taking a carrier having the resin coating layer out of the mixer. In the coating, the stirring conditions after the solvent is evaporated and dried by heating in the mixer until the carrier is taken out of the mixer satisfy Formula 1 below and Formula 2 below: 0.2?peripheral speed ?Dn (m/s) of stirring blade?2.Type: GrantFiled: August 27, 2021Date of Patent: June 18, 2024Assignee: FUJIFILM Business Innovation Corp.Inventors: Takeshi Tanabe, Shintaro Anno
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Publication number: 20220390875Abstract: A carrier for developing an electrostatic image includes a magnetic particle and a resin layer with which the magnetic particle is coated and which contains silica particles having an average particle diameter of 50 nm or more and 200 nm or less. In the carrier, a silicon element ratio Si1 in a region in which a distance from a surface of the resin layer in a direction toward an inside is 0.1 ?m or more and 0.2 ?m or less and a silicon element ratio Si2 in a region in which a distance from a surface of the magnetic particle in a direction toward the surface of the resin layer is 0.0 ?m or more and 0.1 ?m or less satisfy formula 1-1 and formula 2-1 below. 0.Type: ApplicationFiled: October 8, 2021Publication date: December 8, 2022Applicant: FUJIFILM Business Innovation Corp.Inventors: Shintaro ANNO, Yosuke Tsurumi, Takeshi Tanabe
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Patent number: 10025210Abstract: An electrostatic charge image developing toner includes toner particles, silica particles having an average particle diameter of 80 nm to 200 nm, lubricant particles N which has negatively chargeable property, and lubricant particles P which has positively chargeable property, wherein a content (s) of the silica particles, a content (n) of the lubricant particles N, and a content (p) of the lubricant particles P satisfy relationships of Expression (1): 0.002?p/s?0.2; and Expression (2): 0.02?n/s?0.5.Type: GrantFiled: November 4, 2016Date of Patent: July 17, 2018Assignee: FUJI XEROX CO., LTD.Inventors: Takeshi Tanabe, Sakon Takahashi, Yasuaki Hashimoto, Masaaki Usami, Yuka Zenitani, Hiroshi Kamada, Moegi Iguchi, Yuta Saeki, Hiroaki Saijo
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Patent number: 9910372Abstract: An electrostatic charge image developing toner includes: toner particles; first silica particles having an average circularity of 0.9 to 1.0, a particle size distribution index of 1.05 to 1.25, and a compression aggregation degree of 60% to 95%; and second silica particles having an average circularity of 0.9 to 1.0, a particle size distribution index of 1.05 to 1.25, and a compression aggregation degree of 60% to 95%, wherein, when an average primary particle diameter of the first silica particles is set as Da (nm) and an average primary particle diameter of the second silica particles is set as Db (nm), relationships of the following Expressions (A1) to (A3) are satisfied: Expression (A1): 80?Da?120, Expression (A2): 120?Db?200, and Expression (A3): 10?Db?Da?120.Type: GrantFiled: October 27, 2016Date of Patent: March 6, 2018Assignee: FUJI XEROX CO., LTD.Inventors: Moegi Iguchi, Sakon Takahashi, Takeshi Tanabe, Hiroshi Kamada, Yasuaki Hashimoto, Masaaki Usami, Yuka Zenitani, Yuta Saeki, Hiroaki Saijo
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Patent number: 9885969Abstract: A carrier for two-component developer includes a magnetic particle and a resin coating layer that covers the magnetic particle and contains a resin, wherein a weight average molecular weight of the resin contained in the resin coating layer is from 1,800,000 to 5,000,000.Type: GrantFiled: August 3, 2016Date of Patent: February 6, 2018Assignee: FUJI XEROX CO., LTD.Inventors: Takeshi Tanabe, Toshiaki Hasegawa, Masaaki Usami, Yasunobu Kashima, Takeshi Iwanaga
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Patent number: 9740130Abstract: An electrostatic charge image developing carrier includes a core particle and a resin coating layer coated on the core particle, wherein the resin coating layer contains a cationic surfactant and an anionic surfactant and a total content of the cationic surfactant and the anionic surfactant in the resin coating layer is from 0.1% by weight to 6.0% by weight with respect to the entire resin coating layer.Type: GrantFiled: August 31, 2015Date of Patent: August 22, 2017Assignee: FUJI XEROX CO., LTD.Inventors: Norihito Fukushima, Takeshi Tanabe, Toshiaki Hasegawa
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Patent number: 9074669Abstract: A drive unit includes an output shaft, a drive source, which causes the output shaft to rotate in a reciprocating manner within a first angular range, an arcuate movement portion, which performs arcuate movement about the axis of the output shaft as the shaft is rotated, a pivot shaft, and a lever member, which is rotational about the axis of the pivot shaft. As the arcuate movement portion performs arcuate movement, the lever member is rotated, in a reciprocating manner within a second angular range, while changing the engaging position with the arcuate movement portion.Type: GrantFiled: November 30, 2012Date of Patent: July 7, 2015Assignee: Asmo Co., Ltd.Inventors: Keigo Hikida, Takeshi Tanabe, Masaki Kobayashi
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Publication number: 20110292212Abstract: A washer nozzle removes foreign matter on an image capturing surface of a camera mounted to the outside of a vehicle by supplying washer fluid to the image capturing surface. The washer nozzle includes an inside spray hole and a discharge portion. The inside spray hole sprays the washer fluid introduced into the washer nozzle. The discharge portion receives washer fluid sprayed from the inside spray hole. The discharge portion has a passage extending in a direction intersecting the spray direction of the washer fluid and a discharge port connected to the passage. The discharge portion discharges, from the discharge port, washer fluid sprayed from the inside spray hole along the image capturing surface, while filling the passage with the washer fluid, thereby washing the image capturing surface.Type: ApplicationFiled: May 24, 2011Publication date: December 1, 2011Applicant: ASMO CO., LTD.Inventors: Takeshi Tanabe, Hiroshi Matsumoto, Masami Muramatsu
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Patent number: 7996184Abstract: Errors of a measuring system are corrected by acquiring the phases of transmission tracking errors. A network analyzer includes a measuring system error factor recording unit which records measuring system error factors generated independently of frequency conversion carried out by a DUT, and an error factor acquiring unit which measures first coefficients and second coefficients of a correction mixer where a signal output from a terminal is a sum of a product of a signal input to the terminal and the first coefficient, and a product of a signal input to the other terminal and the second coefficient, and the ratio of magnitudes of the second coefficients is constant, and acquires the transmission tracking errors caused by the frequency conversion based on the measuring system error factors recorded in the measuring system error factor recording unit, the first coefficients, and the second coefficients.Type: GrantFiled: July 13, 2009Date of Patent: August 9, 2011Assignee: Rohde & Schwarz GmbH & Co., KGInventors: Yoshikazu Nakayama, Takeshi Tanabe
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Patent number: 7846633Abstract: A toner for developing an electrostatic image, the toner having a core-shell structure, wherein the toner comprises: a colorant; a binder resin; and a filler, and wherein the toner has a flow tester ½ effluent temperature of from 60 to 100° C., and a shell of the toner comprises a thermoplastic resin.Type: GrantFiled: August 16, 2005Date of Patent: December 7, 2010Assignee: Fuji Xerox Co., Ltd.Inventors: Masaki Nakamura, Yasuhiro Arima, Atsushi Sugawara, Takeshi Tanabe, Toshiyuki Yano
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Patent number: 7561987Abstract: Errors of a measuring system are corrected by acquiring the phases of transmission tracking errors. A network analyzer includes a measuring system error factor recording unit which records measuring system error factors generated independently of frequency conversion carried out by a DUT, and an error factor acquiring unit which measures first coefficients and second coefficients of a correction mixer where a signal output from a terminal is a sum of a product of a signal input to the terminal and the first coefficient, and a product of a signal input to the other terminal and the second coefficient, and the ratio of magnitudes of the second coefficients is constant, and acquires the transmission tracking errors caused by the frequency conversion based on the measuring system error factors recorded in the measuring system error factor recording unit, the first coefficients, and the second coefficients.Type: GrantFiled: February 10, 2005Date of Patent: July 14, 2009Assignee: Rohde & Schwarz GmbH & Co. KGInventors: Yoshikazu Nakayama, Takeshi Tanabe
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Patent number: 7348784Abstract: A measurement system for circuit parameters of a device under test (DUT) that reduces the number of attachments and detachments of calibration kits. An error factor acquisition device includes a first calibrator connected to ports of a network analyzer that has a first state realization unit that determines open-circuit, short-circuit, and standard load states for the ports. Second calibrators connected to the first calibrator and the DUT have a second state realization unit that determines open-circuit, short-circuit, and standard load states for the ports. The first calibrator includes first connection units that connect the ports to the first state realization unit or to the respective second calibrators, while the second calibrators respectively include a second connection unit that connects the ports to the second state realization unit or the DUT.Type: GrantFiled: September 14, 2004Date of Patent: March 25, 2008Assignee: ADVANTEST CorporationInventors: Masato Haruta, Hiroyuki Sato, Takeshi Tanabe, Yoshikazu Nakayama
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Publication number: 20070143051Abstract: Errors of a measuring system are corrected by acquiring the phases of transmission tracking errors. A network analyzer includes a measuring system error factor recording unit which records measuring system error factors generated independently of frequency conversion carried out by a DUT, and an error factor acquiring unit which measures first coefficients and second coefficients of a correction mixer where a signal output from a terminal is a sum of a product of a signal input to the terminal and the first coefficient, and a product of a signal input to the other terminal and the second coefficient, and the ratio of magnitudes of the second coefficients is constant, and acquires the transmission tracking errors caused by the frequency conversion based on the measuring system error factors recorded in the measuring system error factor recording unit, the first coefficients, and the second coefficients.Type: ApplicationFiled: February 10, 2005Publication date: June 21, 2007Applicant: ADVANTEST CORPORATIONInventors: Yoshikazu Nakayama, Takeshi Tanabe
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Publication number: 20070029989Abstract: It is possible to calibrate a measurement system for circuit parameters of a DUT (device under test) by reducing the number of attachments and detachments of calibration kits. An error factor acquisition device includes: a first calibrator (100) connected to ports (18, 28) of a network analyzer and having a first state realization unit (120) for realizing open-circuit, short-circuit, and standard load states for the ports (18, 28) or short-circuiting the ports (18, 28); and second calibrators (200) connected to the first calibrator (100) and the DUT (400) and respectively having a second state realization unit (220) for realizing open-circuit, short-circuit, and standard load states for the ports (18, 28).Type: ApplicationFiled: September 14, 2004Publication date: February 8, 2007Applicant: ADVANTEST CORPORATIONInventors: Masato Haruta, Hiroyuki Sato, Takeshi Tanabe, Yoshikazu Nakayama
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Publication number: 20060216628Abstract: A toner for developing an electrostatic image, the toner having a core-shell structure, wherein the toner comprises: a colorant; a binder resin; and a filler, and wherein the toner has a flow tester ½ effluent temperature of from 60 to 100° C., and a shell of the toner comprises a thermoplastic resin.Type: ApplicationFiled: August 16, 2005Publication date: September 28, 2006Applicant: Fuji Xerox Co., Ltd.Inventors: Masaki Nakamura, Yasuhiro Arima, Atsushi Sugawara, Takeshi Tanabe, Toshiyuki Yano
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Publication number: 20060080379Abstract: A method of allocating an address of a network system including a central control device and a plurality of terminal devices sequentially connecting to the central control device along a predetermined wiring path, communicating with the central control device, including each of the terminal devices sequentially accessing the central control device along the wiring path, and sequentially allocating, at the central control device, the addresses to the terminal devices accessed. Accordingly, it is an aspect of embodiments of the present invention to provide a network system and a method of allocating addresses wherein addresses are automatically set and an operator can easily anticipate the set address.Type: ApplicationFiled: September 29, 2005Publication date: April 13, 2006Applicant: Samsung Electronics Co., Ltd.Inventors: Dong-june Song, Takeshi Tanabe
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Patent number: 5904163Abstract: A dishwasher includes a cabinet having an opening, a door provided to open/close the cabinet opening, a washing chamber member provided in the cabinet and forming a washing chamber facing the opening, a washing nozzle provided facing in a certain direction of the washing chamber, a circulation pump coupled to the washing nozzle, the bottom portion of washing chamber and an external drain outlet, a driving source provided outside the washing chamber, a power transmission mechanism provided at a corner on one side in cabinet behind and outside the washing chamber, and a control circuit controlling the circulation pump and driving source. By the power transmitting mechanism, a dish washing basket placed in the washing chamber is rotated. Since the power transmitting mechanism is placed in a corner behind the washing chamber, the dishwasher can be made smaller.Type: GrantFiled: July 25, 1997Date of Patent: May 18, 1999Assignee: Sharp Kabushiki KaishaInventors: Yoshifumi Inoue, Yasuhiro Sakoda, Hirokazu Nishio, Kenji Kimura, Eijirou Iguchi, Takeshi Tanabe, Tetsuichi Arita, Mituo Oouchi