Patents by Inventor Yukie Hashimoto
Yukie Hashimoto 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).
-
Patent number: 9809905Abstract: Provided are an amorphous polyetherimide fiber having not only a small single fiber fineness suitable for producing fabrics, and a fabric comprising the amorphous polyetherimide fiber. The fiber comprises an amorphous polyetherimide polymer having a molecular weight distribution (Mw/Mn) of less than 2.5, and having a shrinkage percentage under dry heat at 200° C. of 5% or less, and a single fiber fineness of 3.0 dtex or less. The fiber may have a tenacity at room temperature of 2.0 cN/dtex or greater.Type: GrantFiled: September 16, 2011Date of Patent: November 7, 2017Assignee: KURARAY CO., LTD.Inventors: Ryokei Endo, Yosuke Washitake, Yukie Hashimoto, Akihiro Uehata
-
Patent number: 8884570Abstract: The invention provides a position control system comprising a moving portion that is movable, a position-detection portion that detects a position of the moving portion, a drive portion that applies driving force to the moving portion thereby moving the moving portion, a control portion that controls the driving force of the drive portion, and an input portion for inputting a drive target position for the moving portion, characterized in that the control portion is operable to determine the driving force to be applied to the drive portion based on a correction coefficient acquired based on a first deviation that is a difference between the drive target position inputted into the input portion and the reference position, and a second deviation that is a difference between a position detected by the position-detection portion and the drive target position inputted into said input portion.Type: GrantFiled: July 16, 2013Date of Patent: November 11, 2014Assignee: Olympus CorporationInventors: Takashi Ishikawa, Yukie Hashimoto
-
Publication number: 20130300336Abstract: The invention provides a position control system comprising a moving portion that is movable, a position-detection portion that detects a position of the moving portion, a drive portion that applies driving force to the moving portion thereby moving the moving portion, a control portion that controls the driving force of the drive portion, and an input portion for inputting a drive target position for the moving portion, characterized in that the control portion is operable to determine the driving force to be applied to the drive portion based on a correction coefficient acquired based on a first deviation that is a difference between the drive target position inputted into the input portion and the reference position, and a second deviation that is a difference between a position detected by the position-detection portion and the drive target position inputted into said input portion.Type: ApplicationFiled: July 16, 2013Publication date: November 14, 2013Inventors: Takashi ISHIKAWA, Yukie HASHIMOTO
-
Patent number: 8471752Abstract: An A/D conversion apparatus includes an N-stage pulse circulating circuit including N (N is a natural number, N?3) inverting circuits connected in a ring shape, the inverting circuits delaying an input pulse signal by a delay time corresponding to an amplitude of a separately input analog input signal, and outputting inverted pulse signals obtained by inverting the pulse signal, a counter unit that counts a number of circulations by which the pulse signal has circulated in the pulse circulating circuit within a predetermined time based on the inverted pulse signal output from one of the N inverting circuits, and a switching unit that switches an output destination of the inverted pulse signal, which is output from an inverting circuit of an Mth (M is an odd natural number, 1?M?N?1) stage of the pulse circulating circuit, according to a change in an operation environment.Type: GrantFiled: November 3, 2011Date of Patent: June 25, 2013Assignees: Olympus Corporation, Denso CorporationInventor: Yukie Hashimoto
-
Patent number: 8436756Abstract: An A/D conversion device includes an A/D conversion circuit that converts an inputted analog signal to digital data and outputs it, a digital signal correction unit that performs a correction process to the digital data and outputs a digital signal, and a phase compensation unit that performs phase compensation in accordance with a phase delay amount of the digital signal with respect to the analog signal generated in the A/D conversion circuit and the digital signal correction unit wherein the A/D conversion circuit comprises a pulse transit circuit, a transmit position detection structure, and a digital data creation structure, the delay characteristic of the digital data being identified from the inputted analog signal.Type: GrantFiled: November 29, 2010Date of Patent: May 7, 2013Assignees: Olympus Corporation, Denso CorporationInventors: Yukie Hashimoto, Takamoto Watanabe
-
Publication number: 20120112945Abstract: An A/D conversion apparatus includes an N-stage pulse circulating circuit including N (N is a natural number, N?3) inverting circuits connected in a ring shape, the inverting circuits delaying an input pulse signal by a delay time corresponding to an amplitude of a separately input analog input signal, and outputting inverted pulse signals obtained by inverting the pulse signal, a counter unit that counts a number of circulations by which the pulse signal has circulated in the pulse circulating circuit within a predetermined time based on the inverted pulse signal output from one of the N inverting circuits, and a switching unit that switches an output destination of the inverted pulse signal, which is output from an inverting circuit of an Mth (M is an odd natural number, 1?M?N?1) stage of the pulse circulating circuit, according to a change in an operation environment.Type: ApplicationFiled: November 3, 2011Publication date: May 10, 2012Applicants: DENSO CORPORATION, OLYMPUS CORPORATIONInventor: Yukie Hashimoto
-
Publication number: 20120015184Abstract: Provided are an amorphous polyetherimide fiber having not only a small single fiber fineness suitable for producing fabrics, and a fabric comprising the amorphous polyetherimide fiber. The fiber comprises an amorphous polyetherimide polymer having a molecular weight distribution (Mw/Mn) of less than 2.5, and having a shrinkage percentage under dry heat at 200° C. of 5% or less, and a single fiber fineness of 3.0 dtex or less. The fiber may have a tenacity at room temperature of 2.0 cN/dtex or greater.Type: ApplicationFiled: September 16, 2011Publication date: January 19, 2012Applicant: KURARAY CO., LTD.Inventors: Ryokei ENDO, Yosuke Washitake, Yukie Hashimoto, Akihiro Uehata
-
Publication number: 20110068961Abstract: In a feedback control device (100), a phase compensation unit (13) performs phase compensation in accordance with a phase delay generation in a time A/D conversion circuit (11), which converts an inputted analog signal to digital data, and in a digital signal correction unit (12), which corrects the digital data arbitrarily.Type: ApplicationFiled: November 29, 2010Publication date: March 24, 2011Applicants: OLYMPUS CORPORATION, DENSO CORPORATIONInventors: Yukie Hashimoto, Takamoto Watanabe