Patents by Inventor Katsumasa Hirose
Katsumasa Hirose 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: 9224414Abstract: A method for manufacturing a magnetic recording medium includes the steps of depositing a magnetic layer on at least one of surfaces of a nonmagnetic substrate and injecting atoms partially in the magnetic layer, thereby demagnetizing parts having admitted the injected atoms or imparting amorphousness thereto, to form a magnetically separated magnetic recording pattern. The step of injecting includes the steps of applying resist to the at least one surface subsequent to the step of depositing, partially decreasing a thickness of the resist and irradiating a surface of the resist with atoms, thereby inducing partial injection of the atoms to the magnetic layer through portions of the resist decreased in thickness.Type: GrantFiled: August 22, 2007Date of Patent: December 29, 2015Assignee: SHOWA DENKO K.K.Inventors: Masato Fukushima, Akira Sakawaki, Katsumasa Hirose
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Publication number: 20140203255Abstract: An organic light-emitting element (10) including: an anode layer (12) formed on a substrate (11); a first through-hole portion (16) formed to pass through the anode layer (12); a dielectric layer (13) formed to cover an upper surface of the anode layer (12) and an inner surface of the first through-hole portion (16); plural recessed portions (18) formed at an upper surface of the dielectric layer (13) not to pass through the dielectric layer (13); a second through-hole portion (17) formed to pass through the anode layer (12) and the dielectric layer (13); an organic compound layer (14) that includes a light emitting layer formed to cover at least the upper surface of the dielectric layer (13), an inner surface of each of the recessed portions (18) and an inner surface of the second through-hole portion (17); and a cathode layer (15) formed on the organic compound layer (14).Type: ApplicationFiled: June 26, 2012Publication date: July 24, 2014Applicant: SHOWA DENKO K.K.Inventors: Kanjiro Sako, Kyousuke Masuya, Masaru Tajima, Katsumasa Hirose
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Patent number: 8735875Abstract: Provided is a light-emitting element having light emitting sections (17) that are distributed on a transparent substrate (11). Specifically, an electroluminescence element (10) includes the substrate having a bored part (16b) which is formed by recessing, below the light emitting sections, the surface of the substrate on a light emitting section side. By this configuration, the light-emitting element has a high light-emitting efficiency and exhibits required light distribution characteristics by controlling a direction of emitted light.Type: GrantFiled: May 26, 2010Date of Patent: May 27, 2014Assignee: Showa Denko K.K.Inventors: Masaru Tajima, Kanjiro Sako, Katsumasa Hirose, Kunio Kondo
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Publication number: 20140131690Abstract: An organic light emitting element (10) includes: an anode layer (12) formed on a substrate (11); a first dielectric layer (13) formed on the anode layer (12); a cathode layer (14) formed on the first dielectric layer (13); plural through-hole portions (16) passing through at least the anode layer (12) and the first dielectric layer (13); a second dielectric layer (19) formed in contact with an upper surface of the substrate (11) and a side surface of the anode layer (12); and a light emitting portion (17) formed in contact with the cathode layer (14), the side surface of the anode layer (12) and the upper surface of the second dielectric layer (19). Consequently, the organic light emitting element or the like having high light extraction efficiency and high light emission efficiency is provided.Type: ApplicationFiled: June 24, 2011Publication date: May 15, 2014Applicant: SHOWA DENKO K.K.Inventors: Kunio Kondo, Kanjiro Sako, Masaru Tajima, Katsumasa Hirose
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Publication number: 20140084278Abstract: An organic light-emitting element having a high light extraction efficiency and a high light emission efficiency is provided, by an organic light-emitting element (10) including: a transparent anode layer (12) formed on a substrate (11); a first penetrating portion (16) formed to penetrate the anode layer (12); a dielectric layer (13) formed to cover an upper surface of the anode layer (12) and an inner surface of the first penetrating portion (16); a second penetrating portion (17) formed to penetrate the anode layer (12) and the dielectric layer (13); an organic compound layer (14) that includes a light emitting layer formed to cover at least an inner surface of the second penetrating portion (17); and a cathode layer (15) formed on the organic compound layer (14), wherein a refractive index of the dielectric layer (13) is lower than a refractive index of the anode layer (12).Type: ApplicationFiled: February 15, 2012Publication date: March 27, 2014Applicant: SHOWA DENKO K.K.Inventors: Kanjiro Sako, Kyousuke Masuya, Masaru Tajima, Katsumasa Hirose
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Publication number: 20140048793Abstract: An organic light-emitting element having a high light extraction efficiency and a high light emission efficiency is provided, by an organic light-emitting element (10) including: an anode layer (12) formed on a substrate (11); a dielectric layer (13) formed on the anode layer (12); plural first recessed sections (16) formed by penetrating at least the dielectric layer (13); plural second recessed sections (17) formed on the upper surface of the dielectric layer (13) without penetrating the dielectric layer (13); an organic compound layer (14) including a light emitting layer formed to cover at least the upper surface of the dielectric layer (13), the inner surface of the first recessed sections (16) and the inner surface of the second recessed sections (17); and a cathode layer (15) formed on the organic compound layer (14).Type: ApplicationFiled: February 15, 2012Publication date: February 20, 2014Applicant: SHOWA DENKO K.K.Inventors: Kanjiro Sako, Kyousuke Masuya, Masaru Tajima, Katsumasa Hirose
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Patent number: 8476361Abstract: A transfer material that can favorably form a fine pattern by nanoimprinting. The nanoimprinting transfer material is a fine pattern resin composition that includes an organosilicon compound and a metal compound of a metal from groups 3 through 14 of the periodic table.Type: GrantFiled: February 7, 2008Date of Patent: July 2, 2013Assignee: Showa Denko K.K.Inventors: Toshio Fujita, Hiroshi Uchida, Katsutoshi Morinaka, Katsumasa Hirose
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Publication number: 20130161679Abstract: An electroluminescent element (10) is provided with: an anode layer (12), a cathode layer (14) arranged to face the anode layer (12), pillars (13) formed in the space between the anode layer (12) and the cathode layer (14), and a light emitting layer (17) formed at a location other than the locations where the pillars (13) are formed; and the pillars (13) are formed so that the following conditions (1) and (2) are at least 95% satisfied. With this configuration, an electroluminescent element is provided that is unlikely to suffer from emission unevenness or short circuit and has high durability. (1) At least a part of the pillars (13) is included within a 10-?m diameter circular region the center of which is an arbitrary position on the surface of the anode layer (12). (2) At least a part of the light emitting layer (17) is included within a 20-?m diameter circular region the center of which is an arbitrary position on the surface of the anode layer (12).Type: ApplicationFiled: September 2, 2010Publication date: June 27, 2013Applicant: SHOWA DENKO K.K.Inventors: Kunio Kondo, Kanjiro Sako, Masaru Tajima, Katsumasa Hirose
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Publication number: 20120299469Abstract: Disclosed is an electroluminescent element (10) which includes an anode layer (12), a cathode layer (14), a first low refractive index layer (13) that is formed between the anode layer (12) and the cathode layer (14), a recessed portion (16) that penetrates at least the anode layer (12) and the first low refractive index layer (13), a second low refractive index layer (19) that is formed on the bottom of the recessed portion (16), and a light emitting portion (17) that is formed on the second low refractive index layer (19). The electroluminescent element (10) is also characterized in that the refractive index of the first low refractive index layer (13) and the refractive index of the second low refractive index layer (19) are lower than the refractive index of the light emitting portion (17). The electroluminescent element (10) provides an electroluminescent element which has high light-emitting efficiency when the light emitted from the light emitting portion is taken out from the substrate side.Type: ApplicationFiled: December 21, 2010Publication date: November 29, 2012Applicant: SHOWA DENKO K.K.Inventors: Kunio Kondo, Kanjiro Sako, Masaru Tajima, Katsumasa Hirose
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Publication number: 20120267614Abstract: Provided is a light-emitting element having light emitting sections (17) that are distributed on a transparent substrate (11). Specifically, an electroluminescence element (10) includes the substrate having a bored part (16b) which is formed by recessing, below the light emitting sections, the surface of the substrate on a light emitting section side. By this configuration, the light-emitting element has a high light-emitting efficiency and exhibits required light distribution characteristics by controlling a direction of emitted light.Type: ApplicationFiled: May 26, 2010Publication date: October 25, 2012Applicant: SHOWA DENKO K.K.Inventors: Masaru Tajima, Kanjiro Sako, Katsumasa Hirose, Kunio Kondo
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Publication number: 20120256536Abstract: A compound having a stable deposition rate suitable for forming an electron-transporting layer of an organic El element. The compound is represented by the following formula (1): wherein in the formula (1), plural R1 are each an alkyl group having 1 to 10 carbon atoms, an alkoxy group having 1 to 10 carbon atoms, a halogen atom, or a hydrogen atom, and may be the same as or different from one another; and plural Ar are each a monovalent substituted or unsubstituted aromatic group optionally containing a hetero atom, and may be the same as or different from one another.Type: ApplicationFiled: April 9, 2012Publication date: October 11, 2012Applicant: SHOWA DENKO K.K.Inventors: Takashi TERASHIMA, Katsumasa HIROSE
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Publication number: 20120256171Abstract: A compound having a stable deposition rate suitable for forming an electron-transporting layer of an organic El element. The compound is represented by the following formula (1): wherein in the formula (1), plural R1 are each an alkyl group having 1 to 10 carbon atoms, an alkoxy group having 1 to 10 carbon atoms, a halogen atom, or a hydrogen atom, and may be the same as or different from one another; and plural Ar are each a monovalent substituted or unsubstituted aromatic group optionally containing a hetero atom, and may be the same as or different from one another.Type: ApplicationFiled: April 9, 2012Publication date: October 11, 2012Applicant: SHOWA DENKO K.K.Inventors: Takashi TERASHIMA, Katsumasa HIROSE
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Patent number: 8268650Abstract: A process for manufacturing sealed organic EL devices includes a step of forming an organic EL layer on a region of an anode-mounted substrate having a substrate and an anode, the region including at least a bonding region in which a sealing member will be bonded and a region which is found inward the bonding region; a step of removing a portion of the organic EL layer which is found at least on the bonding region by applying plasma by a remote plasma method to expose the bonding region; a step of forming a cathode on the organic EL layer to complete an organic EL device; and a step of bonding a sealing member to the exposed bonding region.Type: GrantFiled: July 17, 2009Date of Patent: September 18, 2012Assignee: Showa Denko K.K.Inventors: Kunio Kondo, Kanjiro Sako, Katsumasa Hirose
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Publication number: 20110199700Abstract: A process for producing a magnetic recording medium which can increase significantly yield and productivity is provided. Such a process for producing a magnetic recording medium includes a resist layer forming step which includes an immersing step of immersing a part of a non-magnetic substrate 31 in a resist solution 11 so that an inner circular domain 3 of an opening part is arranged above a liquid surface 11a of the resist solution 11 and a part of a data recording domain 4 is arranged under the liquid surface 11a of the resist solution 11, and a taking out step of taking the non-magnetic substrate 31 out from the resist solution 11, while rotating the non-magnetic substrate 31 immersed in the resist solution 11 around a rotation axis 37a extending in the direction of the thickness of the non-magnetic substrate 31 through the center of an opening part 37.Type: ApplicationFiled: July 30, 2007Publication date: August 18, 2011Applicant: SHOWA DENKO K.K.Inventors: Katsumasa Hirose, Akira Sakawaki, Masato Fukushima
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Publication number: 20110129951Abstract: A process for manufacturing sealed organic EL devices includes a step of forming an organic EL layer on a region of an anode-mounted substrate having a substrate and an anode, the region including at least a bonding region in which a sealing member will be bonded and a region which is found inward the bonding region; a step of removing a portion of the organic EL layer which is found at least on the bonding region by applying plasma by a remote plasma method to expose the bonding region; a step of forming a cathode on the organic EL layer to complete an organic EL device; and a step of bonding a sealing member to the exposed bonding region.Type: ApplicationFiled: July 17, 2009Publication date: June 2, 2011Applicant: SHOWA DENKO K.K.Inventors: Kunio Kondo, Kanjiro Sako, Katsumasa Hirose
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Publication number: 20100196596Abstract: Provided are a double-sided coating apparatus and a method for double-sided coating with a coating solution configured to uniformly apply a coating solution to both surfaces of a substrate having a central opening in a simple process while preventing ingress of the coating solution to the central opening. A coating apparatus 1 according to the invention applies a coating solution to both main surfaces of a substrate 2 having a central opening 2a.Type: ApplicationFiled: September 12, 2008Publication date: August 5, 2010Applicant: Showa Denko K.K.Inventors: Katsumasa Hirose, Akira Sakawaki, Masato Fukushima
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Publication number: 20100097715Abstract: Nanoimprinting resin compositions are cured quickly and uniformly, are patterned by transferring evenly without transfer failure, and are suited for UV nanoimprinting methods and thermal nanoimprinting methods. The invention also provides micropatterned films of the compositions and processes for producing such films, magnetic disk media obtained with the films and production processes therefor, and recording/reproducing apparatuses for recording information in the magnetic disk media or for reproducing information from the magnetic disk media. The nanoimprinting resin compositions essentially contain (a) a compound having at least one polymerizable group in the molecule, and (b) organic or inorganic fine particles.Type: ApplicationFiled: February 21, 2008Publication date: April 22, 2010Applicant: Showa Denko K.K.Inventors: Yuko Sakata, Hiroshi Uchida, Katsumasa Hirose
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Publication number: 20100093907Abstract: A transfer material that can favorably form a fine pattern by nanoimprinting. The nanoimprinting transfer material is a fine pattern resin composition that includes an organosilicon compound and a metal compound of a metal from groups 3 through 14 of the periodic table.Type: ApplicationFiled: February 7, 2008Publication date: April 15, 2010Applicant: SHOWDA DENKO K.K.Inventors: Toshio Fujita, Hiroshi Uchida, Katsutoshi Morinaka, Katsumasa Hirose
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Publication number: 20100053797Abstract: A method for manufacturing a magnetic recording medium includes the steps of depositing a magnetic layer on at least one of surfaces of a nonmagnetic substrate and injecting atoms partially in the magnetic layer, thereby demagnetizing parts having admitted the injected atoms or imparting amorphousness thereto, to form a magnetically separated magnetic recording pattern. The step of injecting includes the steps of applying resist to the at least one surface subsequent to the step of depositing, partially decreasing a thickness of the resist and irradiating a surface of the resist with atoms, thereby inducing partial injection of the atoms to the magnetic layer through portions of the resist decreased in thickness.Type: ApplicationFiled: August 22, 2007Publication date: March 4, 2010Applicant: SHOWA DENKO K.K.Inventors: Masato Fukushima, Akira Sakawaki, Katsumasa Hirose