Patents by Inventor Hiromitsu Seto
Hiromitsu Seto 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: 20210323858Abstract: The present invention relates to an ultraviolet-shielding glass sheet including a glass composition based on soda-lime glass, the glass composition containing iron oxide and TiO2 as coloring components. The glass sheet has a thickness of 1 to 5 mm, and an ultraviolet transmittance (Tuv 380) as determined at the thickness according to ISO 9050:1990 is 1.5% or less.Type: ApplicationFiled: July 1, 2021Publication date: October 21, 2021Inventor: Hiromitsu SETO
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Patent number: 11084753Abstract: The present invention relates to an ultraviolet-shielding glass sheet including a glass composition based on soda-lime glass, the glass composition containing iron oxide and TiO2 as coloring components. The glass sheet has a thickness of 1 to 5 mm, and an ultraviolet transmittance (Tuv 380) as determined at the thickness according to ISO 9050:1990 is 1.5% or less.Type: GrantFiled: December 2, 2015Date of Patent: August 10, 2021Assignee: NIPPON SHEET GLASS COMPANY, LIMITEDInventor: Hiromitsu Seto
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Patent number: 10988404Abstract: The present invention provides a glass sheet having a good property of blocking transmission of ultraviolet light, having a low to moderate visible transmittance, being relatively thin, being capable of substantially blocking transmission of solar ultraviolet light, and also having a good solar shielding property. The glass sheet of the present invention has a thickness of 1 to 5 mm, a Tuv 380 of 1.5% or less, a Tuv 400 of 2.5% or less, a visible transmittance (YA) of 5 to 40%, and a solar transmittance (TG) of 5 to 45%, and is formed from a glass composition, wherein the glass composition includes: 1.0 to 5.0 wt % T-Fe2O3; 1.0 to 5.0 wt % TiO2; and 50 to 600 wt. ppm CoO as coloring components in addition to predetermined base composition, a FeO ratio is 5 to 40%, and the sum of T-Fe2O3 multiplied by 2 and TiO2 is 7.0% or more.Type: GrantFiled: May 30, 2017Date of Patent: April 27, 2021Assignee: NIPPON SHEET GLASS COMPANY, LIMITEDInventor: Hiromitsu Seto
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Publication number: 20200017397Abstract: The present invention provides a glass sheet having a good property of blocking transmission of ultraviolet light, having a low to moderate visible transmittance, being relatively thin, being capable of substantially blocking transmission of solar ultraviolet light, and also having a good solar shielding property. The glass sheet of the present invention has a thickness of 1 to 5 mm, a Tuv 380 of 1.5% or less, a Tuv 400 of 2.5% or less, a visible transmittance (YA) of 5 to 40%, and a solar transmittance (TG) of 5 to 45%, and is formed from a glass composition, wherein the glass composition includes: 1.0 to 5.0 wt % T-Fe2O3; 1.0 to 5.0 wt % TiO2; and 50 to 600 wt. ppm CoO as coloring components in addition to predetermined base composition, a FeO ratio is 5 to 40%, and the sum of T-Fe2O3 multiplied by 2 and TiO2 is 7.0% or more.Type: ApplicationFiled: May 30, 2017Publication date: January 16, 2020Inventor: Hiromitsu SETO
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Publication number: 20170327409Abstract: The present invention relates to an ultraviolet-shielding glass sheet including a glass composition based on soda-lime glass, the glass composition containing iron oxide and TiO2 as coloring components. The glass sheet has a thickness of 1 to 5 mm, and an ultraviolet transmittance (Tuv 380) as determined at the thickness according to ISO 9050:1990 is 1.5% or less.Type: ApplicationFiled: December 2, 2015Publication date: November 16, 2017Inventor: Hiromitsu SETO
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Publication number: 20160194239Abstract: The present invention provides a MnO-free glass composition having a FeO ratio of 30% or less, excellent ultraviolet and near-infrared absorbing ability, and a high visible light transmittance. The present invention relates to a glass composition containing, in mass %: 71 to 78% SiO2; 0 to 5% B2O3; 1 to 5% Al2O3; 1 to 3.5% MgO; 2 to 9.5% CaO; 0 to 1% SrO; 0 to 1% BaO; 0 to 3% Li2O; 10 to 18% Na2O; 0 to 3% K2O; 0 to 1% TiO2; 0 to 1% CeO2; 0 to 0.5% SO3; and 0.6 to 1.2% T-Fe2O3, which is total iron oxide in terms of Fe2O3. This glass composition is free of MnO, the total content of TiO2 and CeO2 is 0.05% or more, the total content of Li2O, Na2O, and K2O is 12 to 18%, and the total content of MgO, CaO, SrO, and BaO is 10.5% or less.Type: ApplicationFiled: September 3, 2014Publication date: July 7, 2016Inventor: Hiromitsu SETO
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Patent number: 9156723Abstract: The glass substrate of the present invention includes, in terms of mass %: 58.5-69.5% SiO2, 2.5-9.9% Al2O3, 0-2.5% Li2O, 0%?Na2O<6%, 0%?K2O<6%, 0% <MgO?5.2%, 3%<CaO?13%, 10-27% SrO, 0%?BaO<5%, 0-3% TiO2, and 0-9.8% ZrO2. SiO2+Al2O3?73%, Li2O+Na2O+K2O<6%, 3%<MgO+CaO?16%, SrO+BaO 10-27%, MgO+CaO+SrO+BaO 21-33%, and MgO/CaO 0.2-1.0 in molar fraction. The glass substrate is substantially free from B2O3. Glass transition point >555° C., liquidus temperature ?1200° C., and average thermal expansion coefficient ?75×10?7/° C. The present invention can provide a glass substrate having a thermal expansion coefficient close to those of a semi conductor film, etc. and a high strain point, and suitable for continuous production by a float process.Type: GrantFiled: July 29, 2010Date of Patent: October 13, 2015Assignee: Nippon Sheet Glass Company, LimitedInventors: Daisuke Miyabe, Hiromitsu Seto
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Publication number: 20120141804Abstract: The glass substrate of the present invention includes, in terms of mass %: 58.5-69.5% SiO2, 2.5-9.9% Al2O3, 0-2.5% Li2O, 0%?Na2O<6%, 0%?K2O<6%, 0%<MgO?5.2%, 3%<CaO?13%, 10-27% SrO, 0%?BaO<5%, 0-3% TiO2, and 0-9.8% ZrO2. SiO2+Al2O3?73%, Li2O+Na2O+K2O<6%, 3%<MgO+CaO?16%, SrO+BaO 10-27%, MgO+CaO+SrO+BaO 21-33%, and MgO/CaO 0.2-1.0 in molar fraction. The glass substrate is substantially free from B2O3. Glass transition point >555° C., liquidus temperature ?1200° C., and average thermal expansion coefficient ?75×10?7/° C. The present invention can provide a glass substrate having a thermal expansion coefficient close to those of a semi conductor film, etc. and a high strain point, and suitable for continuous production by a float process.Type: ApplicationFiled: July 29, 2010Publication date: June 7, 2012Applicant: NIPPON SHEET GLASS COMPANY, LIMITEDInventors: Daisuke Miyabe, Hiromitsu Seto
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Patent number: 8017537Abstract: The present invention provides a glass article using a glass composition including a base glass composition and colorants. The base glass composition includes, expressed in mass %: 65 to 80% of SiO2; 0 to 5% of Al2O3; 0 to 10% of MgO; 0 to 15% of CaO; 5 to 15% of MgO+CaO; 10 to 18% of Na2O; 0 to 5% of K2O; 10 to 20% of Na2O+K2O; and 0 to 5% of B2O3, and the colorants consist essentially of, expressed in mass %: 0.6% to 1.0% of T-Fe2O3; 0.026 to 0.8% of TiO2; 0 to 2.0% of CeO2; 0.01 to 0.03% of CoO; 0 to 0.0008% of Se; and 0.06 to 0.20% of NiO. The glass article has a grayish color tone, and has a visible light transmittance in a range of 15% to 40%, which is measured with the illuminant A at a thickness of 3.1 mm.Type: GrantFiled: October 31, 2006Date of Patent: September 13, 2011Assignee: Nippon Sheet Glass Company, LimitedInventors: Hiromitsu Seto, Akihiro Koyama, Yukihito Nagashima
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Patent number: 7933376Abstract: A condition on the attribute of an image for generating multi-frame image data containing a plurality of frames of images per file from image data is stored beforehand. When image data is received, multi-frame image data is generated from the received image data based on incidental information contained in the image data and the condition stored beforehand. Then, the generated multi-frame image data is archived. When a request for an image is made by a certain terminal, an application functioning on the terminal is identified, and multi-frame image data appropriate for the application is sent from among the generated multi-frame image data.Type: GrantFiled: December 8, 2008Date of Patent: April 26, 2011Assignees: Kabushiki Kaisha Toshiba, Toshiba Medical Systems CorporationInventors: Takahiro Yoda, Takashi Tanaka, Shinya Kawanabe, Hiroyuki Onuki, Hiromitsu Seto, Masao Yamahana, Katsuhiko Ishida, Naoki Yamashita, Yuuki Mori
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Patent number: 7866884Abstract: The present invention comprises a top plate 31 for placing a cylindrical phantom 100, an X-ray tube 22 that generates X-rays, an X-ray detector 23 that detects X-rays transmitted through the phantom 100 placed on a top plate 31, a supporting body drive part 25 that rotates the X-ray tube 22 and X-ray detector 23, a tomographic image data generating part 60 that generates tomographic image data on the phantom 100 based on a results of detecting X-rays by the X-ray detector 23, a calculation processing part 80 that calculates displacement of the cylinder axis J of the phantom 100 relative to the center of rotation (center of scan) by the supporting body drive part 25, based on the tomographic image data, and the angle of gradient of the cylinder axis J relative to the normal direction (direction of slice) of the rotation plane of said rotation, and a monitor 5 that displays the calculated results.Type: GrantFiled: January 24, 2007Date of Patent: January 11, 2011Assignees: Kabushiki Kaisha Toshiba, Toshiba Medical Systems CorporationInventor: Hiromitsu Seto
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Patent number: 7820575Abstract: The present invention provides a near-infrared absorbent green glass composition which contains basic glass components and 0.6 to 1.3% total iron oxide amount in terms of Fe2O3 (T-Fe2O3), 0 to 2.0% CeO2 and, 300 ppm or less MnO expressed in units of mass and wherein a mass ratio (FeO ratio) of FeO converted into Fe2O3 relative to the T-Fe2O3 is from 0.21 to 0.35. Further the glass composition satisfies at least one of the following a) and b): a) when the glass composition is formed to have a thickness in the range of 1.3 to 2.Type: GrantFiled: December 24, 2004Date of Patent: October 26, 2010Assignee: Nippon Sheet Glass Company, LimitedInventors: Yukihito Nagashima, Hiromitsu Seto, Harunori Murakami, Hiroyuki Tanaka
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Patent number: 7756241Abstract: An X-ray CT apparatus detects a predetermined characteristic wave from each electrocardiographic waveform acquired from an electrocardiograph, predicts intervals with which the characteristic wave appears based on appearance times of the detected predetermined characteristic wave in each electrocardiographic waveform, and determines an X-ray irradiation start time based on the predicted interval time. After an instruction to start collection of X-ray intensity distribution data is received, if an appearance interval of a detected predetermined characteristic wave is within an acceptable normal-heartbeat range, it is determined as a normal heartbeat. If the appearance interval of the detected predetermined characteristic wave is outside the acceptable normal-heartbeat range, it is determined as an abnormal heartbeat.Type: GrantFiled: August 26, 2008Date of Patent: July 13, 2010Assignees: Kabushiki Kaisha Toshiba, Toshiba Medical Systems CorporationInventors: Go Mukumoto, Shigeo Kaminaga, Hisashi Yasuda, Masao Yamahana, Katsuhiro Morino, Hiromitsu Seto
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Patent number: 7611773Abstract: A laminated glass having a low haze ratio and an excellent infrared rays shield performance and a glass composition suitable for use in a laminated glass and easy with respect to melting and molding works, which is a glass composition comprising 65 to 74% of SiO2, 0 to 5% of B2O3, 1.9 to 2.5% of Al2O3, 1.0 to 3.0% of MgO, 5 to 10% of CaO, 0 to 10% of SrO, 0 to 10% of BaO, 0 to 5% of Li2O, 13 to 17% of Na2O, 0.5 to 5% of K2O, 0 to 0.40% of TiO2 and 0.3 to 2.0% of total iron oxide in terms of Fe2O3, on a weight basis, in which the sum of MgO, CaO, SrO and BaO is from 10 to 15% and the sum of Li2O, Na2O and K2O is from 14 to 20%, wherein the glass composition has a visible light transmittance of 80% or more as measured with the CIE Standard illuminant A and a total solar energy transmittance of not more than 62% at a thickness of 2.1 mm, and a laminated glass using a glass sheet made of that glass composition.Type: GrantFiled: June 13, 2007Date of Patent: November 3, 2009Assignee: Nippon Sheet Glass Co., Ltd.Inventors: Hiromitsu Seto, Nobuyuki Yamamoto, Hiroyuki Tanaka
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Publication number: 20090181843Abstract: The present invention provides a glass article using a glass composition including a base glass composition and colorants. The base glass composition includes, expressed in mass %: 65 to 80% of SiO2; 0 to 5% of Al2O3; 0 to 10% of MgO; 0 to 15% of CaO; 5 to 15% of MgO+CaO; 10 to 18% of Na2O; 0 to 5% of K2O; 10 to 20% of Na2O+K2O; and 0 to 5% of B2O3, and the colorants consist essentially of, expressed in mass %: 0.6% to 1.0% of T-Fe2O3; 0.026 to 0.8% of TiO2; 0 to 2.0% of CeO2; 0.01 to 0.03% of CoO; 0 to 0.0008% of Se; and 0.06 to 0.20% of NiO. The glass article has a grayish color tone, and has a visible light transmittance in a range of 15% to 40%, which is measured with the illuminant A at a thickness of 3.1 mm.Type: ApplicationFiled: October 31, 2006Publication date: July 16, 2009Applicant: Nippon Sheet Glass Company, LimitedInventors: Hiromitsu Seto, Akihiro Koyama, Yukihito Nagashima
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Publication number: 20090147909Abstract: A condition on the attribute of an image for generating multi-frame image data containing a plurality of frames of images per file from image data is stored beforehand. When image data is received, multi-frame image data is generated from the received image data based on incidental information contained in the image data and the condition stored beforehand. Then, the generated multi-frame image data is archived. When a request for an image is made by a certain terminal, an application functioning on the terminal is identified, and multi-frame image data appropriate for the application is sent from among the generated multi-frame image data.Type: ApplicationFiled: December 8, 2008Publication date: June 11, 2009Applicants: KABUSHIKI KAISHA TOSHIBA, TOSHIBA MEDICAL SYSTEMS CORPORATIONInventors: Takahiro YODA, Takashi Tanaka, Shinya Kawanabe, Hiroyuki Onuki, Hiromitsu Seto, Masao Yamahana, Katsuhiko Ishida, Naoki Yamashita, Yuuki Mori
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Publication number: 20090060120Abstract: An X-ray CT apparatus detects a predetermined characteristic wave from each electrocardiographic waveform acquired from an electrocardiograph, predicts intervals with which the characteristic wave appears based on appearance times of the detected predetermined characteristic wave in each electrocardiographic waveform, and determines an X-ray irradiation start time based on the predicted interval time. After an instruction to start collection of X-ray intensity distribution data is received, if an appearance interval of a detected predetermined characteristic wave is within an acceptable normal-heartbeat range, it is determined as a normal heartbeat. If the appearance interval of the detected predetermined characteristic wave is outside the acceptable normal-heartbeat range, it is determined as an abnormal heartbeat.Type: ApplicationFiled: August 26, 2008Publication date: March 5, 2009Applicants: Kabushiki Kaisha Toshiba, TOSHIBA MEDICAL SYSTEMS CORPORATIONInventors: Go MUKUMOTO, Shigeo Kaminaga, Hisashi Yasuda, Masao Yamahana, Katsuhiro Morino, Hiromitsu Seto
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Patent number: 7393802Abstract: An ultraviolet/infrared absorbent low transmittance glass is formed of base glass containing 65 to 80 wt. % SiO2; 0 to 5 wt. % Al2O3; greater than 2.1 to less than or equal to 10 wt. % MgO; 5 to 15 wt. % CaO wherein a total amount of MgO and CaO is 7 to 15 wt. %; 10 to 18 wt. % Na2O; 0 to 5 wt. % K2O wherein a total amount of Na2O and K2O is 10 to 20 wt. %; and 0 to 5 wt. % B2O3, and colorants including 1.25 to 2.2 wt. % total iron oxide (T-Fe2O3) expressed as Fe2O3; 0.001 to 0.018 wt. % CoO; 0 to 0.0004 wt. % Se; and 0.028 to 0.2 wt. % NiO, wherein the glass has a turquoise blue or deep green color.Type: GrantFiled: March 16, 2004Date of Patent: July 1, 2008Assignee: Nippon Sheet Glass Co., Ltd.Inventors: Hiromitsu Seto, Yukihito Nagashima, Isamu Kuroda, Shigekazu Yoshii
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Publication number: 20080090717Abstract: The present invention provides a glass composition in which a smaller amount of arsenic oxide or antimony oxide that has a heavy burden on the environment is used and fewer bubbles remain. This glass composition includes, in terms of mass %: 40 to 70% of SiO2, 5 to 20% of B2O3, 10 to 25% of Al2O3, 0 to 5% of MgO (up to and not including 5%), 0 to 20% of CaO, 0 to 20% of SrO, 0 to 10% of BaO, 0 to 1.5% of Li2O, 0 to 1.5% of Na2O, 0 to 1.5% of K2O, and 0 to 1.5% of Cl. The sum of the contents of Li2O, Na2O, and K2O is 0.05 to 1.5 mass %, and the content of K2O is equal to or larger than that of Na2O.Type: ApplicationFiled: December 15, 2005Publication date: April 17, 2008Applicant: NIPPON SHEET GLASS COMPANY, LIMITEDInventors: Yukihito Nagashima, Haruki Niida, Junji Kurachi, Akihiro Koyama, Hiromitsu Seto, Kazuhiro Yamamoto, Daisuke Miyabe, Yutaka Senshu
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Publication number: 20080026211Abstract: The present invention provides a near-infrared absorbent green glass composition which contains basic glass components and 0.6 to 1.3% total iron oxide amount in terms of Fe2O3 (T-Fe2O3), 0 to 2.0% CeO2 and, 300 ppm or less MnO expressed in units of mass and wherein a mass ratio (FeO ratio) of FeO converted into Fe2O3 relative to the T-Fe2O3 is from 0.21 to 0.35. Further the glass composition satisfies at least one of the following a) and b): a) when the glass composition is formed to have a thickness in the range of 1.3 to 2.Type: ApplicationFiled: December 24, 2004Publication date: January 31, 2008Applicant: Nippon Sheet Glass Company, LimitedInventors: Yukihito Nagashima, Hiromitsu Seto, Harunori Murakami, Hiroyuki Tanaka