Patents by Inventor Yasuaki Hata
Yasuaki Hata 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: 7731941Abstract: A staining composition for staining an ophthalmic membrane when performing the ophthalmic membrane removal, wherein the staining composition comprises a Brilliant Blue G (BBG) derivative as a primary component.Type: GrantFiled: December 6, 2005Date of Patent: June 8, 2010Assignee: National University Corporation Kyushu UniversityInventors: Hiroshi Enaida, Toshio Hisatomi, Tatsuro Ishibashi, Tadahisa Kagimoto, Yasuaki Hata
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Publication number: 20090042778Abstract: Methods for inhibiting DNA synthesis, MAP kinase activation, and tube formation of endothelial cells are provided. Also provided are methods for inhibiting angiogenesis and neovascularization, as well as compositions useful for the methods described herein.Type: ApplicationFiled: April 5, 2005Publication date: February 12, 2009Applicant: Aqumen Biopharmaceuticals K.K.Inventors: Kimihiko Fujisawa, Tatsuro Ishibashi, Yasuaki Hata, Tadahisa Kagimoto
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Publication number: 20080090914Abstract: A staining composition for staining an ophthalmic membrane when performing the ophthalmic membrane removal, wherein the staining composition comprises a Brilliant Blue G (BBG) derivative as a primary component.Type: ApplicationFiled: December 6, 2005Publication date: April 17, 2008Applicant: National University Corporation Kyushu UniversityInventors: Hiroshi Enaida, Toshio Hisatomi, Tatsuro Ishibashi, Tadahisa Kagimoto, Yasuaki Hata
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Patent number: 5877625Abstract: A magnetic sensor having a coil that is not damaged by the injection pressure of a molten resin. The magnetic sensor includes a bobbin having a winding core and flanges, a supporting element connected to the bobbin, a coil for detecting a change in the magnetic field as a change in voltage, the coil including a winding wire wound around the winding core, an output lead wire of the coil being drawn out through an output lead slot formed in one of the flanges, and a housing covering outer portions of the bobbin, coil, and supporting element, wherein the output lead wire is drawn out through the output lead slot at a height, measured in a radial direction of the bobbin, which is substantially equal to a height of an outer surface of an adjacent portion of the supporting element.Type: GrantFiled: September 11, 1997Date of Patent: March 2, 1999Assignee: Mitsubishi Denki Kabushiki KaishaInventors: Ichiro Togo, Yasuaki Hata
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Patent number: 4931728Abstract: A rotation detecting device comprising a pole formed of a ferromagnetic material, a bias magnet for applying a magnetic flux to the pole, a bobbin receiving the pole and the bias magnet in a series arrangement, a detecting coil mounted on the bobbin, terminals each having a coil connecting part connected to one end of the wire of the coil and a lead wire connecting part connected to a lead wire, a cap for covering the terminals and a portion of the bobbin holding the terminals, fixing means for fixing the terminals to the bobbin.Type: GrantFiled: June 23, 1989Date of Patent: June 5, 1990Assignee: Mitsubishi Denki Kabushiki KaishaInventors: Yasuaki Hata, Takeshi Yasukawa, Masayoshi Onishi
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Patent number: 4888551Abstract: A rotation detecting device comprising a pole formed of a ferromagnetic material, a bias magnet for applying a magnetic flux to the pole, a bobbon receiving the pole and the bias magnet in a series arrangement, a detecting coil mounted on the bobbin, terminals each having a coil connecting part connected to one end of the wire of the coil and a lead wire connecting part connected to a lead wire, a cap for covering the terminals and a portion of the bobbin holding the terminals, fixing means for fixing the terminals to the bobbin.Type: GrantFiled: June 3, 1988Date of Patent: December 19, 1989Assignee: Mitsubishi Denki Kabushiki KaishaInventors: Yasuaki Hata, Takeshi Yasukawa, Masayoshi Onishi
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Patent number: 4875367Abstract: A steering torque detecting device includes a steering shaft consisting of an input shaft and an output shaft, a torsion bar provided between the input shaft and the output shaft, a torque detecting unit for converting a quantity of torsion produced in the torsion bar into an electric output, an electricity collecting unit including slip rings and brushes which takes the electric output and supplies an electric power from an outer power source, bearings for supporting the input and output shaft on the same axial line, and a housing supporting the bearings, a printed wiring board in a circular plate form which is provided at its one surface with a resistance layer and an output electrode radially spaced apart from the resistance layer, the resistance layer and the output electrode constituting a potentiometer, and a slider having a portion extending in the radial direction of the circular printed wiring board so as to have contacting areas with a small width to the resistance layer and the output electrode.Type: GrantFiled: October 20, 1988Date of Patent: October 24, 1989Assignee: Mitsubishi Denki Kabushiki KaishaInventors: Mitsuharu Morishita, Shinichi Kohge, Tadayuki Hara, Yasuaki Hata, Hisato Umemaru
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Patent number: 4862982Abstract: A torque detector for a motor-driven power steering system wherein a drive lever that engages the outer circumference of a second ring gear and a detection lever on a potentiometer for detecting a linear displacement of the drive lever are connected via a spool, and a pin supported in the spool is coupled to the drive lever as if they were connected together by a universal joint.Type: GrantFiled: January 11, 1988Date of Patent: September 5, 1989Assignees: Mitsubishi Denki Kabushiki Kaisha, Nippon Seiko Kabushiki KaishaInventors: Naoki Saito, Yasuaki Hata, Hajime Kozuka, Kazuo Mitarai
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Patent number: 4856323Abstract: A steering torque detecting device comprises a steering shaft consisting of an input shaft and an output shaft, a torsion bar provided between the input shaft and the output shaft, a torque detecting unit for converting a quantity of torsion produced in the torsion bar into an electric output, an electricity collecting unit comprising slip rings and brushes which takes the electric output and supplies an electric power from an outer power source, bearings for supporting the input and output shaft on the same axial line, and a housing supporting the bearings, a printed wiring board in a circular plate form which is provided at its one surface with a resistance layer and an output electrode radially spaced apart from the resistance layer, the resistance layer and the output electrode constituting a potentiometer, and a slider having a portion extending in the radial direction of the circular printed wiring board so as to have contacting areas with a small width to the resistance layer and the output electrode.Type: GrantFiled: October 20, 1988Date of Patent: August 15, 1989Assignee: Mitsubishi Denki Kabushiki KaishaInventors: Mitsuharu Morishita, Shinichi Kohge, Tadayuki Hara, Yasuaki Hata, Hisato Umemaru
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Patent number: 4838074Abstract: A steering torque detecting device includes a steering shaft consisting of an input shaft and an output shaft, a torsion bar provided between the input shaft and the output shaft, a torque detecting unit for converting a quantity of torsion produced in the torsion bar into an electric output, an electricity collecting unit including slip rings and brushes which takes the electric output and supplies an electric power from an outer power source, bearings for supporting the input and output shaft on the same axial line, and a housing supporting the bearings, a printed wiring board in a circular plate form which is provided at its one surface with a resistance layer and an output electrode radially spaced apart from the resistance layer, the resistance layer and the output electrode constituting a potentiometer, and a slider having a portion extending in the radial direction of the circular printed wiring board so as to have contacting areas with a small width to the resistance layer and the output electrode.Type: GrantFiled: April 4, 1988Date of Patent: June 13, 1989Assignee: Mitsubishi Denki Kabushiki KaishaInventors: Mitsuharu Morishita, Shinichi Kohge, Tadayuki Hara, Yasuaki Hata, Hisato Umemaru
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Patent number: 4624478Abstract: In a suspension device for automobile having a shock absorber provided with a damping force change-over mechanism and a suspension spring provided with a spring constant change-over mechanism, a power source to perform both the changing-over of the damping force of the shock absorber and the spring constant of the suspension spring depends on a fluid pressure source equipped in the automobile and the fluid pressure from the pressure source is controlled by an electromagnetic valve.Type: GrantFiled: August 23, 1984Date of Patent: November 25, 1986Assignees: Mitsubishi Denki Kabushiki Kaisha, Mitsubishi Jidosha Kogyo Kabushiki KaishaInventors: Shigeki Ohtagaki, Shunichi Wada, Yasuaki Hata, Shozo Takizawa, Mitsunori Maruyama