Patents by Inventor Haruo Saito
Haruo Saito 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: 8252273Abstract: There is provided an ultraviolet absorber having a strong absorptive capacity in the UVA range and an absorptive capacity in the UVB range to have an ultraviolet inhibitory effect in a wide range of wavelength, increasing in an ultraviolet absorptive capacity over the course of ultraviolet irradiation time in both the UVA and the UVB ranges and having an excellent solubility. An ultraviolet absorber comprising, as an active ingredient, a compound of General Formula I: (where —OA is an alkoxy group) that exhibits an ultraviolet A wave absorptive capacity which increases over time and that has an ultraviolet B wave absorptive capacity.Type: GrantFiled: April 2, 2008Date of Patent: August 28, 2012Assignee: Lead Chemical Co., Ltd.Inventors: Masao Mori, Haruo Saito
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Publication number: 20100239508Abstract: There is provided an ultraviolet absorber having a strong absorptive capacity in the UVA range and an absorptive capacity in the UVB range to have an ultraviolet inhibitory effect in a wide range of wavelength, increasing in an ultraviolet absorptive capacity over the course of ultraviolet irradiation time in both the UVA and the UVB ranges and having an excellent solubility. An ultraviolet absorber comprising, as an active ingredient, a compound of General Formula I: (where —OA is an alkoxy group) that exhibits an ultraviolet A wave absorptive capacity which increases over time and that has an ultraviolet B wave absorptive capacity.Type: ApplicationFiled: April 2, 2008Publication date: September 23, 2010Applicant: LEAD CHEMICAL CO., LTD.Inventors: Masao Mori, Haruo Saito
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Patent number: 7662852Abstract: An antiviral preparation comprising as an active ingredient, a phorbol derivative of formula 1: wherein is R1 is —(CH2)aX(CH2)bCH3, —(CH2)cX(CH2)dYCH3, —CO(CH2)eCH3 or —(CH2)fCH3 R2 is —CO(CH2)nCH3, R3, R4 and R5 are hydrogen atom, or an aliphatic or aromatic carboxylic acid residue, X and Y are O or S, and each of a-f and n is a number, and having a specific safety index S.I.=CC50/EC50 of 10 or more wherein EC50 means a concentration at which HIV-1 induced cytopathogenic effect (CPE) in MT-4 cell is inhibited by 50%, and CC50 means a concentration at which survival of MT-4 cell in a cell proliferation test is reduced by 50%. These preparations are particularly effective for human immuno-deficiency virus (HIV).Type: GrantFiled: May 22, 2003Date of Patent: February 16, 2010Assignee: Lead Chemical Co., Ltd.Inventors: Masao Mori, Haruo Saito, Hideo Nemoto, Naoiki Yamamoto, Masao Hattori
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Publication number: 20090121188Abstract: [PROBLEMS] To provide a scintillator responding to high counting rate sustaining high-speed and high detection efficiency of BaF2 and to provide a radiation detection device with high time resolution by using the scintillator. [MEANS FOR SOLVING PROBLEMS] A specified amount of rare earth element (Eu) is doped into BaF2 to reduce long decay lifetime component (600 to 620 nm), leaving fast decaying component (0.6 to 0.8 ns) of BaF2 luminescence unchanged. The present invention is a high counting rate scintillator for detecting radiation comprising BaF2 doped with rare earth elements (Eu), wherein the doping amount is in the range of 0.02 to 1.0 mol %.Type: ApplicationFiled: January 27, 2006Publication date: May 14, 2009Inventors: Masanori Koshimizu, Kengo Shibuya, Haruo Saito, Keisuke Asai, Tsuneo Honda
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Publication number: 20080099684Abstract: To present a scintillation crystal containing a fluorescent component with excellent luminous efficiency and short decay time while the wavelength of the emitted light being in the visible light region or very near the visible light region and a radiation detection device using the scintillation crystal having an excellent timing resolution capability. Barium chloride (BaCl2) is used as the scintillation crystal. A radiation detection device comprising a barium chloride (BaCl2) crystal as a scintillator and a photomultiplier tube to receive the light from the scintillator wherein the wavelength of the light emitted from the scintillator is between 250 nm and 350 nm and the scintillator is located in a low humidity atmosphere.Type: ApplicationFiled: January 12, 2005Publication date: May 1, 2008Inventors: Hidetoshi Murakami, Kengo Shibuya, Haruo Saito, Keisuke Asai, Tsuneo Honda
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Patent number: 7361785Abstract: An ultraviolet ray protection agent including a compound having an ultraviolet ray protection effect as an active ingredient. The compound is expressed by general formula I?: wherein X represents NH or O; Y? represents a vinyl group substituted by a methyl group or a phenyl group, or a phenyl group substituted by a methoxy group or a fluorine atom, or a naphthyl group; and Z represents a phenyl group substituted by a methyl group, a carboxyl group or a nitro group, or a naphthyl group. The compound represented by the general formula I? includes both novel compounds of the present invention and known compounds. The ultraviolet ray protection agent of the present invention offers outstanding ultraviolet ray protection effectiveness and is very safe.Type: GrantFiled: November 5, 2002Date of Patent: April 22, 2008Assignee: Lead Chemical Co., Ltd.Inventors: Masao Mori, Haruo Saito, Masako Nakagawa, Atsushi Nishida
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Patent number: 7220309Abstract: The crystal structures of CD45 and LAR, described herein, provide a basis for kinetic and functional studies. Identification of the crystal structures of cellular molecules is important in to determine functional roles in immunity, phosphorylation events, disease initiation mechanism. The isolated crystals and methods for crystallization thereof, are also important in identifying small molecule interactions with cellular molecules for new drug discovery.Type: GrantFiled: March 10, 2003Date of Patent: May 22, 2007Assignee: Dana Farber Cancer InsituteInventors: Christin Frederick, Haruo Saito
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Publication number: 20070066684Abstract: An antiviral preparation comprising as an active ingredient, a phorbol derivative of formula 1: wherein is R1 —(CH2)aX(CH2)bCH3, —(CH2)cX(CH2)dYCH3, —CO(CH2)eCH3 or —(CH2)fCH3 R2 is —CO(CH2)nCH3, R3, R4 and R5 are hydrogen atom, or an aliphatic or aromatic carboxylic acid residue, X and Y are O or S, and each of a-f and n is a number, and having a specific safety index S.I.=CC50/EC50 of 10 or more wherein EC50 means a concentration at which HIV-1 induced cytopathogenic effect (CPE) in MT-4 cell is inhibited by 50%, and CC50 means a concentration at which survival of MT-4 cell in a cell proliferation test is reduced by 50%. These preparations are particularly effective for human immuno-deficiency virus (HIV).Type: ApplicationFiled: May 22, 2003Publication date: March 22, 2007Applicant: Lead Chemical Co., Ltd.Inventors: Masao Mori, Haruo Saito, Hideo Nemoto, Naoiki Yamamoto, Masao Hattori
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Patent number: 7164054Abstract: A liner for a patch used for covering the surface of a base agent layer of the patch may include a tear line portion for dividing and peeling the liner off the base agent layer is provided at a predetermined location. The thickness of the tear line portion may be made thinner than a generally average thickness of the liner. Therefore, when the patch is about to be used, the liner may easily be torn at the tear line portion and peeled off the base agent layer.Type: GrantFiled: June 12, 2002Date of Patent: January 16, 2007Assignee: Lead Chemical Co., Ltd.Inventors: Yoshiaki Mori, Haruo Saito
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Patent number: 7137252Abstract: The invention provides a variable nozzle control apparatus for a turbocharger in an engine comprising: a variable nozzle having a vane; an engine ECU for identifying an operating situation of the engine by detected outputs of sensors in the engine and outputting a control signal; and an electronic control actuator for controlling an opening of the vane in response to the control signal transmitted from the engine ECU, wherein the electronic control actuator includes an electronic control circuit section for receiving an opening indication information of the vane from the engine ECU and outputting an output signal; a driving section for receiving the output signal from the electronic control circuit and driving the vane of the variable nozzle through an output shaft; and an angle sensor for detecting a rotation angle of the output shaft to output an actual angle signal of the output shaft to the electronic control circuit.Type: GrantFiled: June 25, 2004Date of Patent: November 21, 2006Assignee: Jidosha Denki Kogyo Co., Ltd.Inventors: Yoshiyuki Ando, Haruo Saito, Takaaki Sekine
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Publication number: 20060197028Abstract: A gamma ray detector having a very high time resolution. By using CsBr (cesium bromide) as a scintillator crystal and a MCP built-in photoelectron multiplier tube as a photoelectron multiplier, much larger time resolution are obtained in detecting gamma rays than conventional detectors.Type: ApplicationFiled: March 31, 2004Publication date: September 7, 2006Inventors: Kengo Shibuya, Hidetoshi Murakami, Haruo Saito, Keisuke Asai
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Patent number: 7024856Abstract: The invention provides a variable nozzle control apparatus for a turbocharger in an engine comprising: a variable nozzle having a vane; an engine ECU for identifying an operating situation of the engine by detected outputs of sensors in the engine and outputting a control signal; and an electronic control actuator for controlling an opening of the vane in response to the control signal transmitted from the engine ECU, wherein the electronic control actuator includes an electronic control circuit section for receiving an opening indication information of the vane from the engine ECU and outputting an output signal; a driving section for receiving the output signal from the electronic control circuit and driving the vane of the variable nozzle through an output shaft; and an angle sensor for detecting a rotation angle of the output shaft to output an actual angle signal of the output shaft to the electronic control circuit.Type: GrantFiled: February 12, 2004Date of Patent: April 11, 2006Assignee: Jidosha Denki Kogyo Co., Ltd.Inventors: Yoshiyuki Ando, Haruo Saito, Takaaki Sekine
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Publication number: 20060051303Abstract: An ultraviolet ray protection agent including a compound having an ultraviolet ray protection effect as an active ingredient. The compound is expressed by general formula I?: wherein X represents NH or O; Y? represents a vinyl group substituted by a methyl group or a phenyl group, or a phenyl group substituted by a methoxy group or a fluorine atom, or a naphthyl group; and Z represents a phenyl group substituted by a methyl group, a carboxyl group or a nitro group, or a naphthyl group. The compound represented by the general formula I? includes both novel compounds of the present invention and known compounds. The ultraviolet ray protection agent of the present invention offers outstanding ultraviolet ray protection effectiveness and is very safe.Type: ApplicationFiled: November 5, 2002Publication date: March 9, 2006Applicant: Lead Chemical Co., Ltd.Inventors: Masao Mori, Haruo Saito, Masako Nakagawa, Atsushi Nishida
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Patent number: 6990813Abstract: A negative feedback control operation is performed in the electronic control actuator. Thus, a motor and a gear rotate the output shaft until the actual angle signal becomes nearly equal to the target angle signal. The turn of the output shaft of the electronic control actuator is transmitted to nozzle vanes of a turbocharger through a lever and a rod, so that the opening of the nozzle vane is controlled.Type: GrantFiled: June 25, 2004Date of Patent: January 31, 2006Assignee: Jidosha Denki Kogyo Co., Ltd.Inventors: Yoshiyuki Ando, Haruo Saito, Takaaki Sekine
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Publication number: 20050240138Abstract: A liner for a patch used for covering the surface of a base agent layer of the patch is provided. In the liner of the invention, a tear line portion for dividing and peeling the liner off the base agent layer is provided at a predetermined location, and the thickness of the tear line portion is made thinner than a generally average thickness of the liner. Therefore, when the patch is about to be used, the liner can easily be torn at the tear line portion and peeled off the base agent layer.Type: ApplicationFiled: June 12, 2002Publication date: October 27, 2005Inventors: Yoshiaki Mori, Haruo Saito
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Patent number: 6895750Abstract: In a nozzle vane driving control apparatus of a variable nozzle turbocharger including an actuator for carrying out a driving operation for opening and closing a nozzle vane of a variable nozzle and an ECU for controlling the opening degree of the nozzle vane which is obtained by the actuator, an actuator cover for covering a pinion and reduction gears by interposing a base provided integrally with a motor case portion therebetween, a unit body accommodating each of control boards, a position sensor for detecting the rotating position of an output shaft and a connector having a terminal connecting a motor and each of the control boards, and a unit cover for covering the unit body are removably fastened and fixed with a bolt and are thus integrated with each other.Type: GrantFiled: February 19, 2004Date of Patent: May 24, 2005Assignee: Jidosha Denki Kogyo Co., Ltd.Inventors: Yoshiyuki Ando, Takumi Arao, Takaaki Sekine, Haruo Saito
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Publication number: 20050022524Abstract: The invention provides a variable nozzle control apparatus for a turbocharger in an engine comprising: a variable nozzle having a vane; an engine ECU for identifying an operating situation of the engine by detected outputs of sensors in the engine and outputting a control signal; and an electronic control actuator for controlling an opening of the vane in response to the control signal transmitted from the engine ECU, wherein the electronic control actuator includes an electronic control circuit section for receiving an opening indication information of the vane from the engine ECU and outputting an output signal; a driving section for receiving the output signal from the electronic control circuit and driving the vane of the variable nozzle through an output shaft; and an angle sensor for detecting a rotation angle of the output shaft to output an actual angle signal of the output shaft to the electronic control circuit.Type: ApplicationFiled: June 25, 2004Publication date: February 3, 2005Applicant: JIDOSHA DENKI KOGYO CO., LTD.Inventors: Yoshiyuki Ando, Haruo Saito, Takaaki Sekine
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Publication number: 20050005605Abstract: A negative feedback control operation is performed in the electronic control actuator. Thus, a motor and a gear rotate the output shaft until the actual angle signal becomes nearly equal to the target angle signal. The turn of the output shaft of the electronic control actuator is transmitted to nozzle vanes of a turbocharger through a lever and a rod, so that the opening of the nozzle vane is controlled.Type: ApplicationFiled: June 25, 2004Publication date: January 13, 2005Applicant: Jidosha Denki Kogyo Co., Ltd.Inventors: Yoshiyuki Ando, Haruo Saito, Takaaki Sekine
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Publication number: 20040194464Abstract: The invention provides a variable nozzle control apparatus for a turbocharger in an engine comprising: a variable nozzle having a vane; an engine ECU for identifying an operating situation of the engine by detected outputs of sensors in the engine and outputting a control signal; and an electronic control actuator for controlling an opening of the vane in response to the control signal transmitted from the engine ECU, wherein the electronic control actuator includes an electronic control circuit section for receiving an opening indication information of the vane from the engine ECU and outputting an output signal; a driving section for receiving the output signal from the electronic control circuit and driving the vane of the variable nozzle through an output shaft; and an angle sensor for detecting a rotation angle of the output shaft to output an actual angle signal of the output shaft to the electronic control circuit.Type: ApplicationFiled: February 12, 2004Publication date: October 7, 2004Applicant: Jidosha Denki Kogyo Co., Ltd.Inventors: Yoshiyuki Ando, Haruo Saito, Takaaki Sekine
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Publication number: 20040187495Abstract: In a nozzle vane driving control apparatus of a variable nozzle turbocharger including an actuator for carrying out a driving operation for opening and closing a nozzle vane of a variable nozzle and an ECU for controlling the opening degree of the nozzle vane which is obtained by the actuator, an actuator cover for covering a pinion and reduction gears by interposing a base provided integrally with a motor case portion therebetween, a unit body accommodating each of control boards, a position sensor for detecting the rotating position of an output shaft and a connector having a terminal connecting a motor and each of the control boards, and a unit cover for covering the unit body are removably fastened and fixed with a bolt and are thus integrated with each other.Type: ApplicationFiled: February 19, 2004Publication date: September 30, 2004Applicant: Jidosha Denki Kogyo Co., Ltd.Inventors: Yoshiyuki Ando, Takumi Arao, Takaaki Sekine, Haruo Saito