Patents by Inventor Yuji Tanikawa
Yuji Tanikawa 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: 11034137Abstract: Provided is an interlayer film for laminated glass having high Young's modulus, high flexural rigidity, and high sound insulating property. An interlayer film for laminated glass according to the present invention has a one-layer or two or more-layer structure, and includes a first layer including an ionomer resin containing polyvinyl acetal into which an acid group is introduced, or containing a (meth)acrylic resin into which an acid group is introduced, and the ionomer resin has a content of the acid group of 1.5% by mole or more and 10% by mole or less, the ionomer resin has a degree of neutralization of 10% or more and 90% or less, and the first layer has a glass transition point within a temperature range between ?20° C. and 0° C. inclusive.Type: GrantFiled: March 31, 2017Date of Patent: June 15, 2021Assignee: SEKISUI CHEMICAL CO., LTD.Inventors: Kaoru Shindo, Yasuharu Nagai, Yuji Tanikawa
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Publication number: 20200299496Abstract: To provide a polyvinyl acetal ionomer resin film having a high Young's modulus and a high elongation at break. The polyvinyl acetal ionomer resin film according to the present invention includes a polyvinyl acetal ionomer resin containing polyvinyl acetal into which an acid group is introduced, and the polyvinyl acetal ionomer resin has a content of the acid group of 1.5% by mole or more and 10% by mole or less, and the polyvinyl acetal ionomer resin has a neutralization degree of 10% or more and 90% or less.Type: ApplicationFiled: March 31, 2017Publication date: September 24, 2020Inventors: Kaoru Shindo, Yasuharu Nagai, Yuji Tanikawa
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Publication number: 20190111665Abstract: Provided is an interlayer film for laminated glass having high Young's modulus, high flexural rigidity, and high sound insulating property. An interlayer film for laminated glass according to the present invention has a one-layer or two or more-layer structure, and includes a first layer including an ionomer resin containing polyvinyl acetal into which an acid group is introduced, or containing a (meth)acrylic resin into which an acid group is introduced, and the ionomer resin has a content of the acid group of 1.5% by mole or more and 10% by mole or less, the ionomer resin has a degree of neutralization of 10% or more and 90% or less, and the first layer has a glass transition point within a temperature range between ?20° C. and 0° C. inclusive.Type: ApplicationFiled: March 31, 2017Publication date: April 18, 2019Inventors: Kaoru Shindo, Yasuharu Nagai, Yuji Tanikawa
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Patent number: 9416242Abstract: The foamable composition according to the present invention comprises a copolymer of ethylene, an ?-olefin and a non-conjugated diene, a blowing agent, a crosslinking agent, a catalyst and a reaction suppressor, wherein in the foamable composition, the storage elastic modulus at 23° C. as measured by a viscoelasticity measuring apparatus is 2×104 Pa or lower, and the storage elastic modulus after the foamable composition is held at 115° C. for 200 seconds is 5×104 Pa or higher; thereby, a foam body having a low expansion ratio, a low compression strength and a high cushioning property can be produced.Type: GrantFiled: September 27, 2013Date of Patent: August 16, 2016Assignee: SEKISUI CHEMICAL CO., LTD.Inventors: Kazuyuki Yahara, Yozo Toei, Yuji Tanikawa, Masahiro Hamada, Akihito Dohi
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Publication number: 20150203648Abstract: The foamable composition according to the present invention comprises a copolymer of ethylene, an ?-olefin and a non-conjugated diene, a blowing agent, a crosslinking agent, a catalyst and a reaction suppressor, wherein in the foamable composition, the storage elastic modulus at 23° C. as measured by a viscoelasticity measuring apparatus is 2×104 Pa or lower, and the storage elastic modulus after the foamable composition is held at 115° C. for 200 seconds is 5×104 Pa or higher; thereby, a foam body having a low expansion ratio, a low compression strength and a high cushioning property can be produced.Type: ApplicationFiled: September 27, 2013Publication date: July 23, 2015Applicant: SEKISUI CHEMICAL CO., LTD/Inventors: Kazuyuki Yahara, Yozo Toei, Yuji Tanikawa, Masahiro Hamada, Akihito Dohi
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Publication number: 20150064435Abstract: Provided is a porous body, which is formed of a resin obtained by crosslinking a copolymer of ethylene, an ?-olefin, and a non-conjugated diene, wherein porosity of the porous body is in the range of 50 to 95% by volume, strength of the porous body at 50% compression is 300 kPa or less, and compression set (A) under atmosphere at a temperature of 80° C. and a relative humidity of 90% is 20% or less.Type: ApplicationFiled: March 28, 2013Publication date: March 5, 2015Inventors: Kazuyuki Yahara, Yozo Toei, Akihito Dohi, Yuji Tanikawa
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Patent number: 7817856Abstract: A video processing method for selectively processing character information (Ic) included in an inputted video stream (Svc). The video stream (Svc) is separated in units of frame into a brightness frame (Y) representing brightness information (VY) and a plurality of color difference frames (Cb, Cr) representing color difference information (VCb, VCr). Character information (Ic) included according to at least either of the brightness information (VY) and the color difference information (VCb, VCr) is recognized. The recognized character information (Ic) is subjected to a processing by at least one of deletion, movement, and enlargement.Type: GrantFiled: July 15, 2005Date of Patent: October 19, 2010Assignee: Panasonic CorporationInventors: Tsuyoshi Yoshii, Yuji Tanikawa, Masahiro Okada
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Patent number: 7532805Abstract: An AV data recording/reproducing device is connected to a digital broadcasting tuner and the like via an IEEE1394 bus, in order to realize high-speed transfer when duplicating or transporting AV data between devices such as audio-visual data recording/reproducing devices. A synchronous transfer input/output portion inputs and outputs stream data that are AV data by isochronous transfer with an MPEG-2 transport stream. A recording control portion and a reproduction control portion generate timestamped data and reproduce the stream data, and an HDD stores the timestamped data. An asynchronous transfer input/output portion asynchronously inputs and outputs the timestamped data by SBP-2 transfer. Consequently, the timestamped data that can reproduce the stream data are transferred at high speeds, regardless of an actual time required for performing the display or the like of the stream data.Type: GrantFiled: July 10, 2003Date of Patent: May 12, 2009Assignee: Panasonic CorporationInventors: Masahiro Okada, Yuji Tanikawa, Kazuhiro Mihara
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Publication number: 20090080858Abstract: A plurality of LSIs (17, 27, 37) having the same configuration are linked in a chain, each of which includes at least an encoding section (12, 22, 32), a decoding section (16, 26, 36), a data transfer control section (13, 23, 33), a first bus (14, 24, 34) and a second bus (15, 25, 35). Disk drives (2a, 2b) are also connected to the link. Each unit circuit including each of the LSIs (17, 27, 37) has one-program recording function, and thus simultaneous recording of a plurality of programs onto the disk drives (2a, 2b) is attained.Type: ApplicationFiled: May 10, 2006Publication date: March 26, 2009Inventors: Takashi Akiyama, Yuji Tanikawa, Hiroshi Imanishi
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Publication number: 20080292278Abstract: To achieve simultaneous recording of a plurality of programs, first and second system LSIs (10, 20) both having compression and decompression functions for video/audio information are connected to each other via a data bus (30). To attain synchronization of real-time display and chasing playback display of a program under recording, a hard disk drive (33) is connected to one of the system LSIs. A sync signal in a video/audio input of the first system LSI is supplied to the second system LSI, and a video/audio output of the second system LSI is supplied to the first system LSI as another video/audio input.Type: ApplicationFiled: April 24, 2006Publication date: November 27, 2008Applicant: MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.Inventors: Hiroshi Imanishi, Yuji Tanikawa, Takashi Akiyama
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Publication number: 20080085051Abstract: A video processing method for selectively processing character information (Ic) included in an inputted video stream (Svc). The video stream (Svc) is separated in units of frame into a brightness frame (Y) representing brightness information (VY) and a plurality of color difference frames (Cb, Cr) representing color difference information (VCb, VCr). Character information (Ic) included according to at least either of the brightness information (VY) and the color difference information (VCb, VCr) is recognized. The recognized character information (Ic) is subjected to a processing by at least one of deletion, movement, and enlargement.Type: ApplicationFiled: July 15, 2005Publication date: April 10, 2008Inventors: Tsuyoshi Yoshii, Yuji Tanikawa, Masahiro Okada
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Publication number: 20070300253Abstract: A data separating device separates video data, audio data, and metadata from a multiplexed broadcasting signal. A metadata extracting device extracts program preview property information and original program property information from the metadata. A program preview extracting device extracts a program preview content of an original program preview at least from either the video data or the audio data based on the program preview property information, and records the extracted program preview content on a recording medium as content checking support data. A digest saving/managing device generates at least a single digest by relating the program preview property information, the original program property information, and the content checking support data, and saves/manages the digest.Type: ApplicationFiled: June 21, 2007Publication date: December 27, 2007Inventors: Hiroki Kawai, Yuji Tanikawa
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Patent number: 7233734Abstract: In a recording/reproducing apparatus using a hard disk drive (HDD), a connection confirmation/processing program (program for confirming connection with an external equipment and conducting processing required for that connection) which can be executed during starting time of the HDD is stored in a non-volatile memory (e.g., flash memory) of a microcomputer, and a recording/reproduction control program which cannot be executed until the HDD becomes accessible and is greatly affected by extension of the functions and modification of the specification is stored in the HDD.Type: GrantFiled: June 18, 2002Date of Patent: June 19, 2007Assignee: Matsushita Electric Industrial Co., Ltd.Inventors: Masahiro Okada, Yuji Tanikawa, Shinichirou Takigawa, Satoshi Kawanaka
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Publication number: 20060222338Abstract: A decision section decides whether or not contents recorded on a HDD satisfy a predetermined condition based on contents management information indicating an attribute of the contents and an operation exerted on the contents. If contents satisfying the condition have not been compressed by a contents compress processing section, the contents are compressed by the contents compress processing section. If having been compressed, the contents are deleted by a contents delete processing section.Type: ApplicationFiled: March 31, 2006Publication date: October 5, 2006Inventors: Masato Kihara, Yuji Tanikawa, Satoshi Yabuta
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Publication number: 20060218605Abstract: A transmission apparatus which alleviates, compared to conventional apparatuses, a processing burden such as transmission position management for terminals, which is required for video data distribution in a video-on-demand system distributing video data according to requests from user-side terminals. A transmission apparatus 100 uses an accumulation buffer control subunit 105 and a user buffer control subunit 106 to manage an accumulation buffer 102 of the transmission apparatus and a user buffer 153 of a playback apparatus. Upon receipt of a video data transmission request from the playback apparatus 150, the transmission apparatus 100 determines an accumulation buffer to be assigned to the playback apparatus.Type: ApplicationFiled: March 24, 2006Publication date: September 28, 2006Inventors: Kentaro Hirao, Yuji Tanikawa
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Publication number: 20050163229Abstract: In a method of converting a stream constituted by means of a first format and including audio information, image information or management information into a stream constituted by means of a second format, streams constituted by means of the first and the second formats are respectively comprised of a plurality of unit data, respective byte numbers constituting the unit data in the first and the second formats are different to each other, and the unit data of the first format can be converted without changing an encoding form thereof into the unit data of the second format.Type: ApplicationFiled: January 26, 2005Publication date: July 28, 2005Inventors: Masahiro Okada, Yuji Tanikawa
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Publication number: 20040008731Abstract: An AV data recording/reproducing device is connected to a digital broadcasting tuner and the like via an EEEE1394 bus, in order to realize high-speed transfer when duplicating or transporting AV data between devices such as audio-visual data recording/reproducing devices. A synchronous transfer input/output portion inputs and outputs stream data that are AV data by isochronous transfer with an MPEG-2 transport stream. A recording control portion and a reproduction control portion generate timestamped data and reproduce the stream data, and an HDD stores the timestamped data. An asynchronous transfer input/output portion asynchronously inputs and outputs the timestamped data by SBP-2 transfer. Consequently, the timestamped data that can reproduce the stream data are transferred at high speeds, regardless of an actual time required for performing the display or the like of the stream data.Type: ApplicationFiled: July 10, 2003Publication date: January 15, 2004Applicant: MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.Inventors: Masahiro Okada, Yuji Tanikawa, Kazuhiro Mihara
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Publication number: 20020191966Abstract: In a recording/reproducing apparatus using a hard disk drive (HDD), a connection confirmation/processing program (program for confirming connection with an external equipment and conducting processing required for that connection) which can be executed during starting time of the HDD is stored in a non-volatile memory (e.g., flash memory) of a microcomputer, and a recording/reproduction control program which cannot be executed until the HDD becomes accessible and is greatly affected by extension of the functions and modification of the specification is stored in the HDD.Type: ApplicationFiled: June 18, 2002Publication date: December 19, 2002Applicant: Matsushita Electric Industrial Co., Ltd.Inventors: Masahiro Okada, Yuji Tanikawa, Shinichirou Takigawa, Satoshi Kawanaka
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Patent number: 5109501Abstract: A data transfer apparatus is capable of DMA-transferring the transferable data sequentially generated by a processor. In the data transfer apparatus is provided a counter or an address latch for storing data corresponding to the upper limit (or lower limit) of the address of the transferable data. The content of this counter or latch and the content of the DMA address counter are sequentially compared and transferred, and when these values finally become equal to each other and there is no longer new transferable data, the DMA transfer is stopped and a transfer request is retained. By this constitution, the data transfer between the processor and a device which requires the data generated by the processor may be done instantly and asynchronously.Type: GrantFiled: January 2, 1990Date of Patent: April 28, 1992Assignee: Matsushita Electric Industrial Co., Ltd.Inventors: Katsuyuki Kaneko, Yuji Tanikawa