Patents by Inventor Yuki Kawashima
Yuki Kawashima 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: 20160154352Abstract: A fixing apparatus includes a belt including a ferromagnetic layer, a roller facing the belt, a ferromagnetic plate disposed inside the belt and having a Curie point that is lower than a Curie point of the ferromagnetic layer, an induction heater configured to cause heat generation in the magnetic layer and the ferromagnetic plate, a driving circuit configured to output a high frequency current to the induction heater by switching on and off switching elements thereof, and a controller. The controller is configured to determine whether or not a temperature of the ferromagnetic plate is higher than the Curie point thereof, and control the driving circuit to reduce a level of the high frequency current when the temperature of the ferromagnetic plate is determined to be higher than the Curie point thereof.Type: ApplicationFiled: October 29, 2015Publication date: June 2, 2016Inventors: Shuji YOKOYAMA, Yuki KAWASHIMA
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Patent number: 9335590Abstract: A liquid crystal display element (10) of the present invention includes a transparent common electrode (40) which is provided in a layer between (i) a scan line (20) and a signal line (19) and (ii) a pixel electrode (30) so that the transparent common electrode (40) covers a location which faces at least one of (i) at least part of the scan line (20) and (ii) at least part of the signal line (19), the transparent common electrode (40) having an opening part (41) at a location which faces the pixel electrode (30).Type: GrantFiled: October 22, 2012Date of Patent: May 10, 2016Assignee: Sharp Kabushiki KaishaInventors: Kaori Saitoh, Yoshimizu Moriya, Yuki Kawashima, Noboru Nakanishi
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Patent number: 9291961Abstract: A fixing apparatus includes a rotating member, a fixing member including a lamination of a resin layer and a conductive layer, a sheet having an unfixed image being conveyed between the rotating member and the fixing member, a heating unit configured to cause heating of the fixing member, a support for one of the rotating member and the fixing member that is movable to change a relative position of the rotating member with respect to the fixing member, and a controller configured to turn on the heating unit in a state in which the rotating member is in contact with the fixing member.Type: GrantFiled: January 21, 2015Date of Patent: March 22, 2016Assignees: Kabushiki Kaisha Toshiba, Toshiba TEC Kabushiki KaishaInventor: Yuki Kawashima
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Patent number: 9243660Abstract: A main bearing for a crankshaft of an internal combustion engine has first and second half bearings forming an axial groove on an inner circumferential surface of a butting portion. Each half bearing has a main cylinder portion including a central portion, and crush relief portions each extending toward the central portion from an end surface of the half bearing with a center angle of 3° to 15°. A plurality of crush relief grooves are formed in each crush relief portion in the circumferential direction to communicate with the axial groove. An oil groove is formed in the circumferential direction on an inner circumferential surface of the first half bearing. The second half bearing has a transition region having an inward protruding curved surface a wall thickness of which becomes thinner toward the crush relief portion from the main cylinder portion.Type: GrantFiled: August 19, 2014Date of Patent: January 26, 2016Assignee: Daido Metal Company Ltd.Inventors: Yuki Kawashima, Motohiko Koushima
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Patent number: 9195101Abstract: Each of the pixel electrodes that are disposed in a liquid crystal display panel of one embodiment of the present invention is constituted of minutely patterned electrode regions (a first minutely patterned electrode region and a second minutely patterned electrode region), and one solid electrode region, and the length Lpix of each of the pixel electrodes in a direction along a data line, and the total length LB of the minutely patterned electrode regions satisfies the relationship of LB/Lpix=0.3 to 0.6.Type: GrantFiled: March 1, 2013Date of Patent: November 24, 2015Assignee: SHARP KABUSHIKI KAISHAInventors: Yuki Kawashima, Yasutoshi Tasaka, Keiichi Ina, Yoshimizu Moriya
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Patent number: 9192588Abstract: An object of the present invention is to provide zeaxanthin-enriched poultry eggs containing zeaxanthin at high concentrations. The present invention specifically relates to zeaxanthin-enriched poultry eggs obtained by feeding poultry with a poultry feedstuff containing zeaxanthin-producing bacteria.Type: GrantFiled: February 17, 2012Date of Patent: November 24, 2015Assignee: JX NIPPON OIL & ENERGY CORPORATIONInventors: Yuki Kawashima, Hidetada Nagai, Michihisa Ikarashi
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Publication number: 20150272835Abstract: Methods of obtaining a carotenoid-containing composition were developed, in which degradation of carotenoids is suppressed even though extraction and purification are performed on a culture of microorganism that produces carotenoids including astaxanthin by simple steps using a lower alcohol which is a conventionally known solvent, and the compositions have high astaxanthin content and contain highly pure carotenoids and also have satisfactory crystal properties. Further addition of a simple step that promotes isomerization of astaxanthin successfully improved the carotenoid yield.Type: ApplicationFiled: October 2, 2013Publication date: October 1, 2015Applicants: JX NIPPON OIL & ENERGY CORPORATION, DAICEL CORPORATIONInventors: Kazuya Mitsuhashi, Takanori Someya, Motoko Hayashi, Manabu Yamada, Shotaro Uchizawa, Kazuaki Hirasawa, Yuki Kawashima
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Publication number: 20150219973Abstract: A liquid crystal display device includes a TFT array substrate (first substrate), a counter substrate (second substrate), a liquid crystal layer, and a common electrode (first electrode), an insulating film, and pixel electrodes 21 (second electrode) that are provided on the TFT array substrate. Each of the pixel electrodes 21 has a plurality of linear electrodes 26 and a first connection portion 27. Each of the linear electrodes 26 has a main line portion 29 and a first bent portion 30. An additional capacitance portion 32 is provided integrally with the first connection portion 27 in a region along an arrangement direction of a plurality of first bent portions 30.Type: ApplicationFiled: September 26, 2013Publication date: August 6, 2015Inventors: Yuki Kawashima, Yasuyoshi Kaise
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Publication number: 20150085239Abstract: A liquid crystal display element (110) includes a common electrode (140). The common electrode (140) covers a location which faces at least one of at least a part of scanning lines (120) and at least a part of signal lines (119), has openings (141) at locations facing transparent pixel electrodes (130), and has a cutout section (142) at a pixel boundary region (146) in such a manner that the cutout section (142) exists at least at a part of the pixel boundary region (146) which part does not face the transparent pixel electrodes (130).Type: ApplicationFiled: April 22, 2013Publication date: March 26, 2015Applicant: Sharp Kabushiki KAishaInventors: Yuki Kawashima, Yoshimizu Moriya, Yasutoshi Tasaka, Noritaka Ajari
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Patent number: 8979379Abstract: A main bearing for a crankshaft of an internal combustion engine has first and second half bearings forming an axial groove on an inner circumferential side of a butting portion. Each half bearing has a main cylinder portion including a central portion in a circumferential direction, and crush relief portions each extending toward the central portion from an end surface of the half bearing in the circumferential direction with a center angle of 3° to 15°. A plurality of crush relief grooves are formed in each crush relief portion to extend in the circumferential direction and communicate with the axial groove. The first half bearing has an oil groove extending in the circumferential direction and a transition region having an inward protruding curved surface with a wall thickness becoming thinner toward the crush relief portion from the main cylinder portion.Type: GrantFiled: August 19, 2014Date of Patent: March 17, 2015Assignee: Daido Metal Company Ltd.Inventors: Yuki Kawashima, Motohiko Koushima
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Publication number: 20150055901Abstract: A main bearing for a crankshaft of an internal combustion engine has first and second half bearings forming an axial groove on an inner circumferential side of a butting portion. Each half bearing has a main cylinder portion including a central portion in a circumferential direction, and crush relief portions each extending toward the central portion from an end surface of the half bearing in the circumferential direction with a center angle of 3° to 15°. A plurality of crush relief grooves are formed in each crush relief portion to extend in the circumferential direction and communicate with the axial groove. The first half bearing has an oil groove extending in the circumferential direction and a transition region having an inward protruding curved surface with a wall thickness becoming thinner toward the crush relief portion from the main cylinder portion.Type: ApplicationFiled: August 19, 2014Publication date: February 26, 2015Inventors: Yuki KAWASHIMA, Motohiko KOUSHIMA
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Publication number: 20150055900Abstract: A main bearing for a crankshaft of an internal combustion engine has first and second half bearings forming an axial groove on an inner circumferential surface of a butting portion. Each half bearing has a main cylinder portion including a central portion, and crush relief portions each extending toward the central portion from an end surface of the half bearing with a center angle of 3° to 15°. A plurality of crush relief grooves are formed in each crush relief portion in the circumferential direction to communicate with the axial groove. An oil groove is formed in the circumferential direction on an inner circumferential surface of the first half bearing. The second half bearing has a transition region having an inward protruding curved surface a wall thickness of which becomes thinner toward the crush relief portion from the main cylinder portion.Type: ApplicationFiled: August 19, 2014Publication date: February 26, 2015Inventors: Yuki KAWASHIMA, Motohiko KOUSHIMA
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Patent number: 8961018Abstract: A connecting rod bearing fort supporting a crankpin of an internal combustion engine is provided. The crankpin has a discharge port on its surface for supplying lubrication oil to a gap between the crankpin and the connecting rod bearing constituted by a pair of half bearings. The half bearing includes a main cylindrical portion, crush reliefs and transitional regions. A plurality of crush relief grooves are formed in the crush relief to continuously extend in a circumferential direction, and an axial groove is formed at an inner side end edge of the half bearing in the circumferential direction to continuously extend in an axial direction so that the crush relief grooves communicate with the axial groove.Type: GrantFiled: August 20, 2013Date of Patent: February 24, 2015Assignee: Daido Metal Company Ltd.Inventors: Yuki Kawashima, Motohiko Koushima
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Patent number: 8941804Abstract: Arbitrary one pixel P (contact hole pixel (13)) is selected in a predetermined demarcated area (20) of the liquid crystal display device of the present invention. The pixel P is (i) any of four pixels Q1 through Q4 (contact hole pixels (13)) closest to another pixel P or (ii) (a) contained in a quadrangle whose vertices correspond to respective four pixels Q1 through Q4 closest to the pixel P and (b) any of four pixels Q1 through Q4 closest to another pixel P. Further, two diagonal lines of a quadrangle formed by four pixels Q1 through Q4 are inclined at respective two angles with respect to a gate bus line (line segment A-B), and a difference between the two angles is smaller than 30 degrees. Moreover, the contact hole pixels (13) are provided for respective source bus lines in the predetermined demarcated area (20).Type: GrantFiled: December 21, 2011Date of Patent: January 27, 2015Assignee: Sharp Kabushiki KaishaInventors: Yuki Kawashima, Yasutoshi Tasaka, Yasuyoshi Kaise, Noboru Nakanishi
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Publication number: 20150022771Abstract: Each of the pixel electrodes that are disposed in a liquid crystal display panel of one embodiment of the present invention is constituted of minutely patterned electrode regions (a first minutely patterned electrode region and a second minutely patterned electrode region), and one solid electrode region, and the length Lpix of each of the pixel electrodes in a direction along a data line, and the total length LB of the minutely patterned electrode regions satisfies the relationship of LB/Lpix=0.3 to 0.6.Type: ApplicationFiled: March 1, 2013Publication date: January 22, 2015Applicant: Sharp Kabushiki KaishaInventors: Yuki Kawashima, Yasutoshi Tasaka, Keiichi Ina, Yoshimizu Moriya
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Patent number: 8908140Abstract: The present invention provides a liquid crystal display panel that has an enhanced liquid crystal alignment controlling force irrespective of the external conditions or environments. The enhanced liquid crystal alignment controlling force sufficiently prevents surface roughness or color unevenness that can occur depending on the viewing angle, so that favorable display qualities and excellent transmittance can be achieved. The liquid crystal display panel includes a pair of substrates comprising a pixel electrode and a counter electrode; and a liquid crystal layer disposed between the substrates, the liquid crystal display panel comprising spacers at at least four corners of a pixel defined by the pixel electrode.Type: GrantFiled: March 25, 2011Date of Patent: December 9, 2014Assignee: Sharp Kabushiki KaishaInventors: Yoshimizu Moriya, Yasuyoshi Kaise, Yasutoshi Tasaka, Yuki Kawashima
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Publication number: 20140307214Abstract: A liquid crystal display element (10) of the present invention includes a transparent common electrode (40) which is provided in a layer between (i) a scan line (20) and a signal line (19) and (ii) a pixel electrode (30) so that the transparent common electrode (40) covers a location which faces at least one of (i) at least part of the scan line (20) and (ii) at least part of the signal line (19), the transparent common electrode (40) having an opening part (41) at a location which faces the pixel electrode (30).Type: ApplicationFiled: October 22, 2012Publication date: October 16, 2014Applicant: Sharp Kabushiki KaishaInventors: Kaori Saitoh, Yoshimizu Moriya, Yuki Kawashima, Noboru Nakanishi
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Patent number: 8840307Abstract: According to the invention, there is provided a connecting rod bearing constituted by a half bearing, which has a main cylindrical portion, crush reliefs and a transitional region. The crush relief is formed so that a depth from a virtual inner circumferential surface at a position of an end surface of the half bearing in a circumferential direction is larger than a depth from the virtual inner circumferential surface at a position where the crush relief connects with the transitional region. Further, a plurality of circumferential grooves are provided in the main cylindrical portion to continuously extend in the circumferential direction throughout an entire length of the main cylindrical portion in the circumferential direction, and are continuously provided also in the transitional region.Type: GrantFiled: August 20, 2013Date of Patent: September 23, 2014Assignee: Daido Metal Company Ltd.Inventors: Yuki Kawashima, Motohiko Koushima
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Patent number: 8723775Abstract: In one embodiment of the present invention, when a still image is displayed, applied voltages respectively corresponding to a total of n (n being an integer of not less than 4) types of gradation 0 to (n?1) are outputted to pixels. When a moving image is displayed, an applied voltage corresponding to a predetermined gradation m (1?m?(n?2)) is applied to the pixels instead of applied voltages respectively corresponding to gradations of less than the predetermined gradation m. Overdrive driving is performed with respect to a total of n types of gradation.Type: GrantFiled: March 13, 2013Date of Patent: May 13, 2014Assignee: Sharp Kabushiki KaishaInventors: Asahi Yamato, Yuki Kawashima, Kiyoshi Nakagawa, Kohzoh Takahashi, Toshihiro Yanagi
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Patent number: 8711295Abstract: A liquid crystal display device includes: an active matrix substrate with a pixel electrode in each of a plurality of pixels; a counter substrate including a counter electrode that opposes the pixel electrode; a liquid crystal layer between the active matrix substrate and the counter substrate; and a pair of polarizers oppose each other via the liquid crystal layer and are in a crossed Nicols arrangement. The pixel electrode- includes a cruciform trunk portion arranged to coincide with polarization axes of the polarizers, a plurality of branch portions extending from the trunk portion, and a plurality of slits between the branch portions. The active matrix substrate further includes an auxiliary electrode which is arranged to oppose the pixel electrode via an insulation layer. The auxiliary electrode and the pixel electrode define a storage capacitor.Type: GrantFiled: June 8, 2010Date of Patent: April 29, 2014Assignee: Sharp Kabushiki KaishaInventors: Yuki Kawashima, Yasutoshi Tasaka