Patents by Inventor Minoru Sakai
Minoru Sakai 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).
-
Publication number: 20240141216Abstract: A film adhesive containing: an epoxy resin (A); an epoxy resin curing agent (B); and a phenoxy resin (C), wherein a content of the epoxy resin curing agent (B) in the film adhesive is 0.30 to 12.0 mass %; and wherein a light transmittance T1 of the film adhesive at a wavelength of 400 nm is 90% or less, a light transmittance T2 of a cured product obtained by thermally curing the film adhesive at a wavelength of 400 nm is 85% or more, and T1<T2 is satisfied.Type: ApplicationFiled: December 12, 2023Publication date: May 2, 2024Applicant: FURUKAWA ELECTRIC CO., LTD.Inventors: Koyuki SAKAI, Minoru MORITA
-
Patent number: 11926246Abstract: In a local cart traveling system, a frame track includes first and second metal rails each with an L-shaped cross section and facing each other. A local cart is within the frame track, and includes a first electricity receiving tire and a second electricity receiving tire to travel on horizontal travel surfaces of the rails. A voltage supplier supplies an AC voltage to the travel surfaces, so that the first metal rail and a first electricity receiving tire define a first capacitor and the second metal rail and the second electricity receiving tire define a second capacitor. The local cart includes a power receiver to receive AC power, and a travel motor that receives power after the AC power is rectified. The frame track includes a connecting plate as an electrical insulator covering portions of the surfaces of vertical walls of the first metal rail and the second metal rail.Type: GrantFiled: June 1, 2018Date of Patent: March 12, 2024Assignees: MURATA MACHINERY, LTD., NATIONAL UNIVERSITY CORPORATION TOYOHASHI UNIVERSITY OF TECHNOLOGYInventors: Minoru Mizutani, Kazuhiro Ishikawa, Masafumi Hayakawa, Takashi Ohira, Naoki Sakai, Hiroki Kuniyoshi, Makoto Teramoto
-
Patent number: 9859602Abstract: Disclosed herein is a non-reciprocal circuit device includes: a first substrates including a magnetic plate having a circular surface and a dielectric ring having an annular surface, the circular surface and the annular surface being substantially coplanar; a second substrate; a center conductor provided between the first substrate and the second substrate; and a permanent magnet that applies a magnetic field to the center conductor. The center conductor includes: a main conductor portion positioned on a straight line extending from a center of the circular surface to an outer periphery of the annular surface; and a protrusion portion having a width smaller than a width of the main conductor portion, and wherein at least a part of the protruding portion is positioned on the annular surface.Type: GrantFiled: February 19, 2016Date of Patent: January 2, 2018Assignee: TDK CORPORATIONInventors: Hideyuki Sasaki, Minoru Sakai
-
Patent number: 9735458Abstract: Disclosed herein is a non-reciprocal circuit device includes: a substrates including a magnetic plate having a circular surface and a dielectric ring having an annular surface, the circular surface and the annular surface being substantially coplanar; a center conductor disposed on the substrates; and a permanent magnet that applies a magnetic field to the center conductor. The center conductor includes: a main conductor portion positioned on a straight line extending from a center of the circular surface to an outer periphery of the annular surface; and a branched conductor portion extending in a radial direction of the substrate from the center of the circular surface. The branched conductor portion includes: a wide portion disposed on the circular surface; and a narrow portion having a width smaller than that of the wide portion and disposed across a boundary between the circular surface and the annular surface.Type: GrantFiled: February 19, 2016Date of Patent: August 15, 2017Assignee: TDK CORPORATIONInventors: Hideyuki Sasaki, Minoru Sakai
-
Patent number: 9607729Abstract: The object of the present invention is to provide a binder pitch increased in carbonization yield (fixed carbon content) without varying the softening point thereof. A binder pitch has a carbon-to-hydrogen molar ratio of 1.90 or more, a quinoline insoluble content of 12.0% to 30.0% by mass, a free carbon content of 12.0% to 30.0% by mass, a mesophase content of 0.50% by mass or less, a toluene insoluble content of 24.0% by mass or more, and a fixed carbon content of 58.0% by mass or more.Type: GrantFiled: October 9, 2014Date of Patent: March 28, 2017Assignee: JFE CHEMICAL CORPORATIONInventor: Minoru Sakai
-
Publication number: 20160254580Abstract: Disclosed herein is a non-reciprocal circuit device includes: a first substrates including a magnetic plate having a circular surface and a dielectric ring having an annular surface, the circular surface and the annular surface being substantially coplanar; a second substrate; a center conductor provided between the first substrate and the second substrate; and a permanent magnet that applies a magnetic field to the center conductor. The center conductor includes: a main conductor portion positioned on a straight line extending from a center of the circular surface to an outer periphery of the annular surface; and a protrusion portion having a width smaller than a width of the main conductor portion, and wherein at least a part of the protruding portion is positioned on the annular surface.Type: ApplicationFiled: February 19, 2016Publication date: September 1, 2016Applicant: TDK CorporationInventors: Hideyuki SASAKI, Minoru SAKAI
-
Publication number: 20160254581Abstract: Disclosed herein is a non-reciprocal circuit device includes: a substrates including a magnetic plate having a circular surface and a dielectric ring having an annular surface, the circular surface and the annular surface being substantially coplanar; a center conductor disposed on the substrates; and a permanent magnet that applies a magnetic field to the center conductor. The center conductor includes: a main conductor portion positioned on a straight line extending from a center of the circular surface to an outer periphery of the annular surface; and a branched conductor portion extending in a radial direction of the substrate from the center of the circular surface. The branched conductor portion includes: a wide portion disposed on the circular surface; and a narrow portion having a width smaller than that of the wide portion and disposed across a boundary between the circular surface and the annular surface.Type: ApplicationFiled: February 19, 2016Publication date: September 1, 2016Applicant: TDK CorporationInventors: Hideyuki SASAKI, Minoru SAKAI
-
Publication number: 20160104553Abstract: The object of the present invention is to provide a binder pitch increased in carbonization yield (fixed carbon content) without varying the softening point thereof. A binder pitch has a carbon-to-hydrogen molar ratio of 1.90 or more, a quinoline insoluble content of 12.0% to 30.0% by mass, a free carbon content of 12.0% to 30.0% by mass, a mesophase content of 0.50% by mass or less, a toluene insoluble content of 24.0% by mass or more, and a fixed carbon content of 58.0% by mass or more.Type: ApplicationFiled: October 9, 2014Publication date: April 14, 2016Inventor: Minoru SAKAI
-
Patent number: 8870339Abstract: The present invention provides an inkjet image forming method including: forming an image by applying an ink composition containing a first color material and water onto a recording medium; and applying a treatment liquid containing a wax and water onto the image, wherein the treatment liquid contains a second color material, and the first color material and the second color material may be the same or different.Type: GrantFiled: February 21, 2011Date of Patent: October 28, 2014Assignee: FUJIFILM CorporationInventors: Kaoru Tojo, Minoru Sakai, Tomoyuki Ohzeki
-
Patent number: 8746865Abstract: An image forming method including applying an ink composition onto a recording medium by an inkjet method, and applying an liquid including particles onto the recording medium is disclosed.Type: GrantFiled: March 29, 2011Date of Patent: June 10, 2014Assignee: FUJIFILM CorporationInventors: Kaoru Tojo, Toshihiro Kariya, Terukazu Yanagi, Akio Tamura, Minoru Sakai
-
Patent number: 8733918Abstract: The present invention provides an image forming method including ejecting an ink composition, using an ink jet apparatus, onto a recording medium thereby forming an image, the ink composition comprising a pigment, a water-soluble polymerizable monomer which is polymerized by actinic energy rays, and water, and the recording medium being composed of a base paper, a first layer including a binder, and a second layer including a white pigment and an acidic substance, which are disposed in this order, wherein a surface of the first layer is disposed on the base paper and has a Cobb water absorption capacity of 2.0 g/m2 or less at a contact time of 120 seconds as measured by a water-absorbing capacity test according to JIS P8140, a surface of the second layer has a water absorption of from 2 ml/m2 to 8 ml/m2 at a contact time of 0.5 seconds as measured by the Bristow's method, and the surface of the second layer has a pH of 5.5 or less.Type: GrantFiled: March 28, 2011Date of Patent: May 27, 2014Assignee: FUJIFILM CorporationInventors: Misato Sasada, Minoru Sakai, Kiyoshi Irita, Jun Matsumoto
-
Patent number: 8710933Abstract: A disclosed oscillation circuit includes a constant-voltage generation circuit, an oscillation generation circuit configured to generate an oscillation output, an output circuit including a plurality of parallelly arranged MOSFET circuits, to which a constant voltage generated by the constant-voltage generation circuit is supplied as a supply voltage, output points of the plurality of MOSFET circuits being mutually connected, and a drive circuit configured to drive a selected MOSFET circuit selected in response to a selection input among the plurality of MOSFET circuits by the oscillation output, wherein an output from an unselected MOSFET circuit among the plurality of MOSFET circuits other than the selected MOSFET circuits has a high impedance.Type: GrantFiled: May 23, 2012Date of Patent: April 29, 2014Assignee: Mitsumi Electric Co., Ltd.Inventors: Takayuki Nakamura, Minoru Sakai
-
Patent number: 8690303Abstract: An image forming method includes ejecting an ink composition including a volatile organic solvent with a solubility parameter of 20 MPa1/2 to 25 MPa1/2, acid-functionalized polymer colloid particles with a glass transition temperature of 25° C. to 85° C., and a pigment with a surface at least a part of which is coated with a polymer, onto a non-porous substrate by an ink jet method to form an image, and the absolute value of the difference between the solubility parameter of the non-porous substrate and the solubility parameter of the volatile organic solvent of the ink composition falls within 15 MPa1/2.Type: GrantFiled: September 28, 2010Date of Patent: April 8, 2014Assignee: FUJIFILM CorporationInventors: Minoru Sakai, Terukazu Yanagi
-
Patent number: 8659361Abstract: A function generator circuit includes a temperature detecting circuit outputting a detection voltage corresponding to an ambient temperature and having a linear temperature characteristic. Zeroth-order, first-order and second-order component generating circuits generate a zeroth-order component, a first-order component and a second-order component, respectively, of the control signal. A third-order component generating circuit generates a third-order component of the control signal based on the detection voltage. An adder-subtractor generates the control signal by obtaining a sum of the zeroth-order component, the first-order component, and the third-order component and adding or subtracting the second-order component to or from the sum. The second-order component generating circuit corrects a temperature at an inflection point of the control signal.Type: GrantFiled: November 22, 2011Date of Patent: February 25, 2014Assignee: Mitsumi Electric Co., Ltd.Inventors: Ryosuke Matsuwake, Minoru Sakai
-
Patent number: 8624633Abstract: An oscillator circuit includes an oscillator output signal generating circuit configured to generate an oscillator output signal using an oscillator as a resonator, an amplitude detection circuit configured to detect the amplitude of the oscillator output signal and compare the detected amplitude with a threshold; and a boost circuit configured to boost the oscillator output signal according to the result of the comparison at the amplitude detection circuit. The amplitude detection circuit includes an absolute value circuit configured to obtain an absolute value signal of the oscillator output signal, a low-pass filter configured to convert the absolute value signal into a low-frequency signal, and a comparator configured to compare the low-frequency signal with the threshold.Type: GrantFiled: June 13, 2012Date of Patent: January 7, 2014Assignee: Mitsumi Electric Co., Ltd.Inventors: Minoru Sakai, Takayuki Nakamura, Akira Komiya
-
Patent number: 8589534Abstract: A device information management apparatus for processing a report from a device management client during a failure of a transaction system is disclosed. The device information management apparatus includes a reception unit configured to receive the report from the device management client; a determining unit configured to determine whether to process the report based on an importance level of the report and a load (workload) level of the device information management apparatus; a processing unit configured to process the report if the determining unit determines to process the report; and a discarding unit configured to discard the report if the determining unit determines not to process the report.Type: GrantFiled: September 2, 2008Date of Patent: November 19, 2013Assignee: Ricoh Company, Ltd.Inventors: Minoru Sakai, Yasuhiro Tanaka
-
Patent number: 8529046Abstract: An ink composition is disclosed which includes a pigment that is coated with a water-insoluble resin, particles of a water-insoluble polymer having a glass transition temperature of 100° C. or higher, a solid moistening agent, a water-soluble organic solvent, particles of a wax having a melting point of from 40° C. to lower than 100° C., and water.Type: GrantFiled: February 9, 2011Date of Patent: September 10, 2013Assignee: FUJIFILM CorporationInventors: Minoru Sakai, Terukazu Yanagi
-
Patent number: 8498912Abstract: A charge managing system including an image forming apparatus and a charge managing server is provided. The image forming apparatus includes plural applications each configured for executing a specific process on input data, a counter unit that counts a number of result items output as a result of executing at least one of the applications, a count value storage unit that stores a count value corresponding to the number of result items counted by the counter unit, and a storage area setting unit that secures a plurality of storage areas within the count value storage unit each of which storage areas is configured for storing a corresponding count value obtained for each of the applications. The charge managing server manages charging a fee for using the image forming apparatus based on the corresponding count value stored in each of the storage areas secured for each of the applications.Type: GrantFiled: March 2, 2012Date of Patent: July 30, 2013Assignee: Ricoh Company, Ltd.Inventors: Midori Murayama, Chikara Kishi, Hidenao Ubukata, Minoru Saito, Minoru Sakai, Naoki Wakasugi, Nobumitsu Samukawa, Toshiyuki Shimizu, Yasushi Ogawa, Yoshiroh Someya, Ryosuke Sako, Kazumi Hanada, Kentaroh Murakawa
-
Publication number: 20120326762Abstract: An oscillator circuit includes an oscillator output signal generating circuit configured to generate an oscillator output signal using an oscillator as a resonator, an amplitude detection circuit configured to detect the amplitude of the oscillator output signal and compare the detected amplitude with a threshold; and a boost circuit configured to boost the oscillator output signal according to the result of the comparison at the amplitude detection circuit. The amplitude detection circuit includes an absolute value circuit configured to obtain an absolute value signal of the oscillator output signal, a low-pass filter configured to convert the absolute value signal into a low-frequency signal, and a comparator configured to compare the low-frequency signal with the threshold.Type: ApplicationFiled: June 13, 2012Publication date: December 27, 2012Applicant: MITSUMI ELECTRIC CO., LTD.Inventors: Minoru SAKAI, Takayuki Nakamura, Akira Komiya
-
Patent number: 8335797Abstract: An access control list, indicating contents of user operatable authorization, is set in an electronic file or folder stored in a document management server. The server receives from MFP a registering electronic file, location information of the electronic file and destination information including a notification destination user to which registration is notified. If no notification destination user is registered in ACL, the server transmits the notification of registration and the electronic file to PC of the notification destination user and receives a notification of electronic file reception from PC. The server sends the user in ACL a notification of notification destination user's reception of electronic file.Type: GrantFiled: August 29, 2006Date of Patent: December 18, 2012Assignee: Ricoh Company, Ltd.Inventor: Minoru Sakai