Patents by Inventor Masahiko Shimizu
Masahiko Shimizu 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: 9978794Abstract: A solid-state imaging apparatus includes: a solid-state imaging device photoelectrically converting light taken by a lens; and a light shielding member shielding part of light incident on the solid-state imaging device from the lens, wherein an angle made between an edge surface of the light shielding member and an optical axis direction of the lens is larger than an incident angle of light to be incident on an edge portion of the light shielding member.Type: GrantFiled: December 8, 2017Date of Patent: May 22, 2018Assignee: Sony CorporationInventors: Toshiaki Iwafuchi, Masahiko Shimizu, Hirotaka Kobayashi
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Patent number: 9966403Abstract: A solid-state imaging apparatus includes: an imaging section having a light-receiving portion for receiving light from an object to image the object; and a substrate on which the imaging section is disposed, wherein a predetermined member provided on the substrate in the neighborhood of the light receiving portion is partially or entirely coated in black.Type: GrantFiled: October 20, 2016Date of Patent: May 8, 2018Assignee: SONY CORPORATIONInventors: Masahiko Shimizu, Toshiaki Iwafuchi
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Publication number: 20180118651Abstract: A process for producing acetic acid while efficiently separating permanganate reducing compounds (PRC's) and methyl iodide is provided. PRC's are separated or removed from a mixed composition (3A) containing PRC's and methyl iodide by distilling the mixed composition in a distillation step (5) to form an overhead stream (5A), a side-cut stream (5B), and a lower stream (5C). In a distillation column of the distillation step (5), an extractant (e.g., water) extracting PRC's preferentially to methyl iodide is added to a concentration zone in which PRC's and methyl iodide are concentrated, and an extraction mixture falling from the concentration zone is withdrawn as the side-cut stream (5B).Type: ApplicationFiled: May 27, 2016Publication date: May 3, 2018Applicant: Daicel CorporationInventors: Masahiko SHIMIZU, Hiroyuki MIURA, Yoshihisa MIZUTANI
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Publication number: 20180118649Abstract: Provided is a method for producing acetic acid, which suppresses catalyst precipitation and accumulation in an evaporator, can efficiently recycle catalysts to a reaction vessel, and can contribute to maintenance and improvement in acetic acid productivity and securing of safety operation. In the method, the evaporator has a catalyst precipitation and accumulation prevention structure: (a) structure where inclination angle ? of inside wall surface of an inverted truncated conical cylindrical connection portion is 5° to 85°; and/or (b) structure where a vortex breaker comprising a plate-like vortex breaker main body and a leg is disposed such that the vortex breaker main body covers right above the connection portion of an evaporator bottom part to a residual liquid stream recycle line, and linear velocity r of the residual liquid stream passing through a gap between the vortex breaker main body and the evaporator bottom part is larger than 10 m/h.Type: ApplicationFiled: May 25, 2017Publication date: May 3, 2018Applicant: DAICEL CORPORATIONInventor: Masahiko SHIMIZU
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Publication number: 20180102388Abstract: A solid-state imaging apparatus includes: a solid-state imaging device photoelectrically converting light taken by a lens; and a light shielding member shielding part of light incident on the solid-state imaging device from the lens, wherein an angle made between an edge surface of the light shielding member and an optical axis direction of the lens is larger than an incident angle of light to be incident on an edge portion of the light shielding member.Type: ApplicationFiled: December 8, 2017Publication date: April 12, 2018Inventors: Toshiaki Iwafuchi, Masahiko Shimizu, Hirotaka Kobayashi
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Patent number: 9911776Abstract: A solid-state imaging apparatus includes: a solid-state imaging device photoelectrically converting light taken by a lens; and a light shielding member shielding part of light incident on the solid-state imaging device from the lens, wherein an angle made between an edge surface of the light shielding member and an optical axis direction of the lens is larger than an incident angle of light to be incident on an edge portion of the light shielding member.Type: GrantFiled: April 24, 2017Date of Patent: March 6, 2018Assignee: Sony CorporationInventors: Toshiaki Iwafuchi, Masahiko Shimizu, Hirotaka Kobayashi
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Patent number: 9905939Abstract: An antenna device includes: a first antenna element configured to radiate first radio waves having a first plane of polarization; and a second antenna element configured to radiate second radio waves having a second plane of polarization orthogonal to the first plane of polarization, wherein ends of the first antenna element and the second antenna element located at mutually approaching sides are disposed in a positional relationship, and a phase deviation caused by an electromagnetic coupling based on the positional relationship is compensated and an electrical power is fed to the first antenna element and the second antenna element with a phase difference that causes a composite wave of the first radio waves and the second radio waves to form a circularly polarized wave.Type: GrantFiled: November 30, 2015Date of Patent: February 27, 2018Assignee: FUJITSU LIMITEDInventors: Takashi Yamagajo, Masahiko Shimizu, Makoto Yoshida
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Patent number: 9871069Abstract: A solid-state imaging apparatus includes: a solid-state imaging device photoelectrically converting light taken by a lens; and a light shielding member shielding part of light incident on the solid-state imaging device from the lens, wherein an angle made between an edge surface of the light shielding member and an optical axis direction of the lens is larger than an incident angle of light to be incident on an edge portion of the light shielding member.Type: GrantFiled: February 10, 2017Date of Patent: January 16, 2018Assignee: Sony CorporationInventors: Toshiaki Iwafuchi, Masahiko Shimizu, Hirotaka Kobayashi
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Publication number: 20180009732Abstract: A process for separating or removing permanganate reducing compounds (PRC's) from a first mixture containing at least one PRC, methyl iodide, and water comprises the steps of: feeding the first mixture to a feed port of a distillation column, and distilling and separating the first mixture into an upper stream and a lower stream, wherein the distillation of the first mixture forms a second mixture at an upper position than the feed port, and the process further comprises the steps of: withdrawing the second mixture as the upper stream, and withdrawing the lower stream from a lower position than the feed port.Type: ApplicationFiled: January 16, 2017Publication date: January 11, 2018Applicant: Daicel CorporationInventors: Masahiko SHIMIZU, Yoshihisa MIZUTANI, Hiroyuki MIURA
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Publication number: 20170359493Abstract: The present invention relates to a camera module in which a thin camera module can be realized at a low cost and an electronic device. The camera module includes a lens unit that stores a lens that condenses light on a light receiving surface of an image sensor; a rigid substrate on which the image sensor is disposed; and a flexible substrate electrically connected with the rigid substrate, wherein in the case where the light receiving surface of the image sensor locates at the top, the lens unit, the flexible substrate, and the rigid substrate are disposed in this order from the top.Type: ApplicationFiled: July 31, 2017Publication date: December 14, 2017Inventors: TOSHIHIDE UENO, TOMOMI KUME, MASAHIKO SHIMIZU
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Patent number: 9842872Abstract: A solid-state imaging apparatus includes: a solid-state imaging device photoelectrically converting light taken by a lens; and a light shielding member shielding part of light incident on the solid-state imaging device from the lens, wherein an angle made between an edge surface of the light shielding member and an optical axis direction of the lens is larger than an incident angle of light to be incident on an edge portion of the light shielding member.Type: GrantFiled: February 27, 2017Date of Patent: December 12, 2017Assignee: Sony CorporationInventors: Toshiaki Iwafuchi, Masahiko Shimizu, Hirotaka Kobayashi
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Publication number: 20170349521Abstract: A method produces acetic acid and includes a reaction step, a first purification step, a second purification step, and a third purification step. In the reaction step, a material mixture including methanol, carbon monoxide, a catalyst, and an iodide is subjected to a methanol carbonylation reaction in a reactor (1) to form acetic acid. In the first purification step, a crude acetic acid stream including acetic acid formed in the reaction step is subjected to distillation in a distillation column (3) to give a first acetic acid stream enriched with acetic acid. In the second purification step, the first acetic acid stream is subjected to distillation in a distillation column (5) to give a second acetic acid stream further enriched with acetic acid. In the third purification step, an acetic acid stream is subjected to purification in an additional purification unit (e.g.Type: ApplicationFiled: September 20, 2016Publication date: December 7, 2017Applicant: DAICEL CORPORATIONInventors: Masahiko SHIMIZU, Nobuyuki HIRABAYASHI, Yoshihisa MIZUTANI
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Publication number: 20170346184Abstract: A wireless communication apparatus includes a plurality of phase adjusters configured to adjust the phase of a digital baseband signal d(k) for k=1, 2, . . . , K (K is a natural number equal to or larger than one) and output a plurality of digital signals d1(k), d2(k), dm(k) (m is a natural number equal to or larger than two) having phases different from each other, an i-th converter configured to convert a signal obtained by synthesizing the digital signals di(1), di(2), . . . , di(K) into an analog signal ai for i=1, 2, . . . , m, and a power supply circuit including a first stage circuit, a second stage circuit, . . . , an N-th stage circuit (N is a natural number equal to or larger than one).Type: ApplicationFiled: May 16, 2017Publication date: November 30, 2017Applicant: FUJITSU LIMITEDInventors: Kenichi NISHIKAWA, Kazuyuki Ozaki, Masahiko Shimizu
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Patent number: 9819087Abstract: A planar antenna includes: first and second conductors each of which forms a microstrip line in combination with a ground electrode, and which are arranged in parallel with each other on a substrate; a plurality of first resonators disposed between the first conductor and the second conductor which electromagnetically couple the first conductor at one longitudinal end of each of the first resonators to generate electric fields which are in phase with each other; and at least one second resonator disposed between the first conductor and the second conductor which electromagnetically couples the second conductor at one longitudinal end of the at least one second resonator to generate an electric field which is in phase with the electric fields generated by the plurality of first resonators, wherein the at least one second resonator is arranged alternately with the plurality of first resonators.Type: GrantFiled: June 1, 2016Date of Patent: November 14, 2017Assignees: FUJITSU LIMITED, FUJITSU FRONTECH LIMITEDInventors: Takashi Yamagajo, Manabu Kai, Masahiko Shimizu, Yusuke Kawasaki
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Patent number: 9799692Abstract: A solid-state imaging apparatus includes: a solid-state imaging device photoelectrically converting light taken by a lens; and a light shielding member shielding part of light incident on the solid-state imaging device from the lens, wherein an angle made between an edge surface of the light shielding member and an optical axis direction of the lens is larger than an incident angle of light to be incident on an edge portion of the light shielding member.Type: GrantFiled: February 27, 2017Date of Patent: October 24, 2017Assignee: Sony CorporationInventors: Toshiaki Iwafuchi, Masahiko Shimizu, Hirotaka Kobayashi
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Patent number: 9783017Abstract: A suspension coil spring, when assembled to a suspension device, in which a spring reaction axis (AR) is positioned coincident with or sufficiently close to a load input axis (AA), and the design and manufacture of coil springs are facilitated. Namely, a suspension coil spring (10) in a free state is formed so that a coil axis (AC) is bent in V-shape at bend point (PB) and the distance from the end turn center (CU) of the upper seating surface (38) to an imaginary coil axis (AI) is an upper inclination amount (VU), and the distance from the end turn center (CL) to the imaginary coil axis (AI) is a lower inclination amount (VL). When the suspension coil spring (10) is interposed between spring seats (22, 24) in the suspension device and compressed along a strut axis, the spring reaction AR axis of the suspension coil spring (10) is inclined and offset with respect to the imaginary coil axis (AL) according to the inclination amounts (VU, VL).Type: GrantFiled: April 12, 2002Date of Patent: October 10, 2017Assignee: MITSUBISHI STEEL MFG. CO., LTD.Inventors: Junji Ogura, Yukihiro Sugimoto, Masahiko Shimizu
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Patent number: 9776944Abstract: A process for producing acetic acid including an acetic acid collection step for feeding a first distillation column with a volatile component at least containing acetic acid, methyl acetate, methyl iodide, water, and hydrogen iodide. Separating a first lower boiling point component as an overhead, and collecting a first liquid stream containing acetic acid. An acetic acid purification step for feeding a second distillation column with the first liquid stream, and separating a second lower boiling point component as an overhead. Collecting a second liquid stream containing acetic acid. An alkali component is added or mixed for distilling a mixture to be treated containing the first liquid stream and the alkali component in the second distillation column. In the mixture, at least one component (A) having a boiling point lower than acetic acid. The at least one component (A) having a concentration of 0.1 to 15% by weight.Type: GrantFiled: December 1, 2011Date of Patent: October 3, 2017Assignee: DAICEL CORPORATIONInventors: Masahiko Shimizu, Ryuji Saito, Hiroyuki Miura, Takashi Ueno
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Patent number: 9776941Abstract: A process for removing acetaldehyde efficiently and producing high-purity acetic acid stably is provided. Methanol is allowed to continuously react with carbon monoxide in a carbonylation reactor 1 in the presence of a catalyst system; the reaction mixture is continuously fed to a flasher 2 to form a volatile phase (2A) containing acetic acid and methyl iodide; the volatile phase (2A) is continuously fed to a splitter column 3 to form an overhead (3A) containing methyl iodide and acetaldehyde and a stream (3B) containing acetic acid; the volatile phase (2A) and/or the overhead (3A) is cooled by a first condenser C1, C3 at a predetermined cooling temperature; and the noncondensed gaseous component is further cooled by a second condenser C2, C4 to form a concentrate having a lower temperature and a higher acetaldehyde concentration. Acetaldehyde is efficiently removed by distilling the concentrate having a high acetaldehyde concentration.Type: GrantFiled: December 2, 2013Date of Patent: October 3, 2017Assignee: DAICEL CORPORATIONInventors: Masahiko Shimizu, Ryuji Saito, Hiroyuki Miura
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Patent number: 9773826Abstract: A solid-state imaging apparatus includes: a solid-state imaging device photoelectrically converting light taken by a lens; and a light shielding member shielding part of light incident on the solid-state imaging device from the lens, wherein an angle made between an edge surface of the light shielding member and an optical axis direction of the lens is larger than an incident angle of light to be incident on an edge portion of the light shielding member.Type: GrantFiled: December 14, 2016Date of Patent: September 26, 2017Assignee: Sony CorporationInventors: Toshiaki Iwafuchi, Masahiko Shimizu, Hirotaka Kobayashi
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Publication number: 20170260120Abstract: A method for producing acetic acid includes subjecting an acetic acid solution to an acetic anhydride decreasing treatment. The acetic acid solution is present typically in, or downstream from, a distillation column (5) of acetic acid production equipment (X), includes acetic acid in a concentration of 90 mass percent or more, acetic anhydride, and water, and is in such a state that an equilibrium concentration of acetic anhydride is higher than an acetic anhydride concentration. The acetic anhydride decreasing treatment includes at least one of water concentration increasing and temperature lowering so as to bring the acetic acid solution into such a state that the equilibrium concentration of acetic anhydride is lower than the acetic anhydride concentration. The acetic acid production method is suitable for yielding a high-purity acetic acid product.Type: ApplicationFiled: November 17, 2016Publication date: September 14, 2017Applicant: DAICEL CORPORATIONInventors: Masahiko SHIMIZU, Ryuji SAITO, Hiroyuki MIURA