Patents by Inventor Eiji Seki
Eiji Seki 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).
-
Publication number: 20150183822Abstract: [Problem] To provide a useful dipeptide-containing composition derived from dried bonito flakes and the like, having an angiotensin-converting-enzyme inhibiting activity that imparts a blood pressure reducing function. [Solution] A composition containing a dipeptide derived from a fish meat protein having an angiotensin-converting-enzyme inhibiting activity.Type: ApplicationFiled: April 10, 2013Publication date: July 2, 2015Inventors: Eiji Seki, Hitoshi Asada
-
Patent number: 8870085Abstract: A hot and cold water mixing valve including a temperature adjusting dial, and a cylindrical casing having formed therein a hot water inlet and a cold water inlet is provided with a control valve member in which one end thereof is subjected to a load from a biasing member and the other end is subjected to a load from an actuator. By balancing between the loads applied by the biasing member and the actuator, a mixture ratio between the hot water which flows in through the hot water inlet and the cold water which flows in through the cold water inlet is adjusted. A temperature adjuster adjusts a position of the control valve member through the biasing member and includes a tapered skirt portion, which spreads in a radial direction, at an end on the control valve member side thereof.Type: GrantFiled: October 22, 2012Date of Patent: October 28, 2014Assignees: Toto Ltd., Nippon Thermostat Co., Ltd.Inventors: Kensaku Todaka, Hideyuki Matsui, Eiji Seki, Isao Negishi
-
Patent number: 8757505Abstract: A mixing faucet (1) includes a casing (2) having a hot water inlet opening (24), a cold water inlet opening (23), and an outlet opening (28); a control valve element (3) slidably mounted in the casing (2); a temperature adjusting screw (7) rotatably disposed in the casing (2); a slider (6) sliding in the casing (2) through rotation of the temperature adjusting screw (7); a bias spring (5) disposed in the casing (2), between the control valve element (3) and the slider (6), and biasing the control valve element (3) toward the cold water inlet opening (23); a temperature sensing spring (4) which biases the control valve element (3) toward the hot water inlet opening (24); and a pull-up spring (10) for biasing the control valve element (3) toward the hot water inlet opening (24).Type: GrantFiled: November 19, 2008Date of Patent: June 24, 2014Assignee: Nippon Thermostat Co., Ltd.Inventors: Isao Negishi, Eiji Seki, Shigeru Iwai, Takeshi Hagiwara
-
Patent number: 8746582Abstract: The hot and cold water mixing valve having a cylindrical casing is provided with a control valve member which adjusts a ratio between hot and cold water inlets by balancing loads applied by a biasing member and an actuator, and cylindrical temperature adjuster which adjusts a position of the control valve member when rotated. In the temperature adjuster, an upper surface is formed at one end, a knob is provided in the center of the upper surface, and a ring-shaped recess is formed around the knob at the upper surface. The temperature adjuster is arranged inside the casing and the knob is inserted, coaxially with the casing, into the hole which opens at one end of the casing. A spacer which covers the recess is interposed and held between the upper surface of the temperature adjuster and one end of the casing.Type: GrantFiled: December 1, 2008Date of Patent: June 10, 2014Assignees: Toto Ltd., Nippon Thermostat Co., Ltd.Inventors: Kensaku Todaka, Hideyuki Matsui, Eiji Seki, Isao Negishi
-
Patent number: 8421418Abstract: In a charging/discharging unit provided with: a lithium secondary battery, a voltage detecting sensor for detecting a voltage and a current detecting sensor; the charging/discharging control unit is further provided with a controller, and a discharging element for performing a constant voltage discharging operation of 3 V. A voltage, V0, of the battery when a discharging operation is terminated (t=0) is measured by the voltage detecting sensor. If V0?3.6 V, within a rest time during which the battery is not charged/discharged until a next charging operation, a voltage, V1, of the battery when a time, t1, has elapsed is measured by the voltage detecting sensor. If this voltage charge is in a range of V1-V0?0.2 V, then the constant voltage discharging operation of 3 V is carried out for a time duration longer than or equal to 1 hour.Type: GrantFiled: August 14, 2009Date of Patent: April 16, 2013Assignee: Hitachi, Ltd.Inventors: Yoshiaki Kumashiro, Yoshimi Yanai, Eiji Seki
-
Patent number: 8353462Abstract: A hot and cold water mixing valve including a temperature adjusting dial, and a cylindrical casing having formed therein a hot water inlet and a cold water inlet is provided with a control valve member in which one end thereof is subjected to a load from a biasing member and the other end is subjected to a load from an actuator. By balancing between the loads applied by the biasing member and the actuator, a mixture ratio between the hot water which flows in through the hot water inlet and the cold water which flows in through the cold water inlet is adjusted. A temperature adjuster adjusts a position of the control valve member through the biasing member and includes a tapered skirt portion, which spreads in a radial direction, at an end on the control valve member side thereof.Type: GrantFiled: December 5, 2007Date of Patent: January 15, 2013Assignees: Toto Ltd., Nippon Thermostat Co., Ltd.Inventors: Kensaku Todaka, Hideyuki Matsui, Eiji Seki, Isao Negishi
-
Patent number: 8192871Abstract: To provide a lithium secondary battery which suppresses a decrease in the charge and discharge efficiency during a battery storage test and which is excellent in maintaining the battery capacity after the storage test.Type: GrantFiled: February 19, 2009Date of Patent: June 5, 2012Assignee: Hitachi, Ltd.Inventors: Hiroshi Haruna, Kazushige Kohno, Eiji Seki, Yoshiaki Kumashiro
-
Publication number: 20110059351Abstract: A lithium ion secondary battery comprising a positive electrode plate containing a positive electrode active material, a negative electrode plate containing a negative electrode active material, a separator, an electrolyte, and a battery can for enclosing these, wherein the positive electrode active material comprises manganese spinel and a layer-type lithium manganese oxide, and the electrolyte comprises vinylene carbonate and unsaturated sultone.Type: ApplicationFiled: August 18, 2010Publication date: March 10, 2011Inventors: Kazushige Kohno, Tatsuya Toyama, Eiji Seki
-
Publication number: 20110017328Abstract: The present invention provides a mixing faucet that can use a low-cost temperature sensing spring.Type: ApplicationFiled: November 19, 2008Publication date: January 27, 2011Inventors: Isao Negishi, Eiji Seki, Shigeru Iwai, Takeshi Hagiwara
-
Publication number: 20110011942Abstract: [Problem] To improve durability of a hot and cold water mixing valve. [Means to Solve the Problem] The hot and cold water mixing valve having a cylindrical casing 1 is provided with a control valve member 2 which adjusts an opening/closing ratio between a hot water inlet a and a cold water inlet b, by balancing between loads applied by a biasing member 4 and an actuator 5, and cylindrical temperature adjusting means 8 and 9 which adjusts a position of the control valve member 2 when subjected to rotation by a user. In the temperature adjusting means 8 and 9, an upper surface 81 is formed at one end, a knob 82 is provided in the center of the upper surface 81, and a ring-shaped recess 83 is formed around the knob 82 at the upper surface 81. The temperature adjusting means 8 and 9 are arranged inside the casing 1 such that the knob 83 is inserted, coaxially with the casing 1, into the hole 12 which opens at one end of the casing 1.Type: ApplicationFiled: December 1, 2008Publication date: January 20, 2011Applicants: TOTO LTD., NIPPON THERMOSTAT CO., LTD.Inventors: Kensaku Todaka, Hideyuki Matsui, Eiji Seki, Isao Negishi
-
Publication number: 20100314457Abstract: A hot and cold water mixing valve including a temperature adjusting dial D, and a cylindrical casing 1 having formed therein a hot water inlet a and a cold water inlet b is provided with a control valve member 2 in which one end is subjected to a load from a biasing member 4 and the other end is subjected to a load from an actuator 5, and an opening/closing ratio between the hot water inlet a and the cold water inlet b is changed by balancing between the loads applied by the biasing member 4 and the actuator 5, to adjust a mixture ratio between the hot water which flows in through the hot water inlet a and the cold water which flows in through the cold water inlet b, and a temperature adjusting means (8, 900) whose one side is fixed to the temperature adjusting dial D and whose other side adjusts a position of the control valve member 2 through the biasing member 4.Type: ApplicationFiled: December 5, 2007Publication date: December 16, 2010Applicants: TOTO LTD., NIPPON THERMOSTAT CO., LTD.Inventors: Kensaku Todaka, Hideyuki Matsui, Eiji Seki, Isao Negishi
-
Publication number: 20100297501Abstract: The objects of the present invention are to provide a negative electrode for lithium secondary battery which can simultaneously satisfy high energy density and good charge/discharge cyclic characteristics, and to provide a lithium secondary battery which uses the negative electrode. The negative electrode of the present invention for lithium secondary battery contains natural graphite as an active material and contains a copolymer of polyvinylidene fluoride and hexafluoropropylene as a binder, wherein the graphite has an I[110]a/I[004]c ratio of 0.13 or more (wherein I[110]c is X-ray diffraction peak intensity of [110]c plane and I[004]c is that of [004]c plane, determined by X-ray diffraction 2?/? analysis of graphite relative to a principal plane of the electrode).Type: ApplicationFiled: February 25, 2010Publication date: November 25, 2010Inventors: Eiji SEKI, Kazushige Kohno
-
Patent number: 7832650Abstract: A hot water-water mixing faucet holds a control valve body in a balanced position between a bias spring and a temperature-sensitive coil spring. An adjusting screw 6a supports the bias spring in an axial direction to change setting of the supporting position of the bias spring, and a rear end side of the bias spring is supported by a supporting member which is formed separately from the adjusting screw. The supporting member is slidably inserted in the axial direction into a through-hole provided on the adjusting screw and is connected detachably to the adjusting screw by an abutting section provided in an area protruding from the through-hole toward the bias spring side. A lifting spring biases the supporting member to pull the supporting member back toward the side opposite to the bias spring to the adjusting screw 6a.Type: GrantFiled: January 23, 2006Date of Patent: November 16, 2010Assignee: Nippon Thermostat Co., Ltd.Inventors: Isao Negishi, Yoshinori Nishino, Eiji Seki
-
Publication number: 20100072949Abstract: In a charging/discharging unit provided with: a lithium secondary battery, a voltage detecting sensor for detecting a voltage and a current detecting sensor; the charging/discharging control unit is further provided with a controller, and a discharging element for performing a constant voltage discharging operation of 3 V. A voltage, V0, of the battery when a discharging operation is terminated (t=0) is measured by the voltage detecting sensor. If V0?3.6 V, within a rest time during which the battery is not charged/discharged until a next charging operation, a voltage, V1, of the battery when a time, t1, has elapsed is measured by the voltage detecting sensor. If this voltage charge is in a range of V1?V0?0.2 V, then the constant voltage discharging operation of 3 V is carried out for a time duration longer than or equal to 1 hour.Type: ApplicationFiled: August 14, 2009Publication date: March 25, 2010Applicant: Hitachi, Ltd.Inventors: Yoshiaki Kumashiro, Yoshimi Yanai, Eiji Seki
-
Publication number: 20090263721Abstract: To provide a lithium secondary battery which suppresses a decrease in the charge and discharge efficiency during a battery storage test and which is excellent in maintaining the battery capacity after the storage test.Type: ApplicationFiled: February 19, 2009Publication date: October 22, 2009Inventors: Hiroshi Haruna, Kazushige Kohno, Eiji Seki, Yoshiaki Kumashiro
-
Publication number: 20090159809Abstract: The gas filled in an envelope contains nitrogen and hydrogen. The nitrogen used as a supplementary gas is not polymerized even when radiation is applied to it, and serves to achieve higher resolution than in the case where carbon dioxide is used as the supplementary gas. The hydrogen can reduce the change of gas gain.Type: ApplicationFiled: March 13, 2009Publication date: June 25, 2009Applicants: KABUSHIKI KAISHA TOSHIBA, Toshiba Electron Tubes & Devices Co., Ltd.Inventors: NORIYUKI HIKIDA, Kazuya Ishizawa, Eiji Seki
-
Publication number: 20080066807Abstract: The Present invention provides a hot water supply device in which the temperature of hot water stored at high temperature in a hot water storage tank or the like can be lowered to a temperature for use at which the risk of scalding is prevented, when supplied to a hot water usage part, without need for cold water to be mixed with the high-temperature hot water. A hot water supply device comprising a hot water storage tank, a cold water supply line for supplying cold water to the hot water storage tank, a hot water supply line for supplying hot water from a hot water storage tank to a hot water usage part, and high-temperature hot water discharge prevention means provided, along a hot water supply channel of these lines, for preventing high-temperature hot water discharge to the hot water usage part.Type: ApplicationFiled: August 21, 2007Publication date: March 20, 2008Inventor: Eiji Seki
-
Publication number: 20080035209Abstract: [Problem] To completely close the space between the hot-water valve 3a and the hot-water valve seat a when ejecting the cold water, without increasing the size of the temperature-sensitive coil spring 5 constituted by the SMA spring.Type: ApplicationFiled: January 23, 2006Publication date: February 14, 2008Inventors: Isao Negishi, Yoshinori Nishino, Eiji Seki
-
Publication number: 20070108304Abstract: To obtain a hot water supply device that can be made small and compact, for which there is excellent freedom, for example, of installation of each part, and for which hot water at a predetermined temperature can be instantaneously obtained using a heat storage medium and the hot water can be supplied to the hot water supply side. A heat storage device 10 with a heating function is provided on hot water supply pipe 4 for indirectly heating the water in the pipe to obtain hot water using a heat storage medium 13. The device comprises: a piping portion 11 connected to the hot water supply pipe; a heat storage medium that exchanges heat with the piping portion; and a casing 12 disposed so as to enclose the heat storage medium and surround the piping portion. The piping portion comprises an elastically deformable bellows-shaped portion 11a that exchanges heat with the heat storage medium.Type: ApplicationFiled: September 26, 2006Publication date: May 17, 2007Inventor: Eiji Seki
-
Patent number: 7112571Abstract: Peptide which is obtained by treating fish meat such as sardine with an alkaline protease is adsorbed with a peptide-adsorbing resin (such as ODS resin) and eluted with 10 aqueous ethanol to obtain a peptide (Y-2 fraction). The resulting novel peptide has an excellent hypotensive action and can be used as a nutrient and a specific health food and, in addition, it can be advantageously used as a hypotensive agent.Type: GrantFiled: October 9, 2002Date of Patent: September 26, 2006Assignee: Senmi Ekisu Co., Ltd.Inventors: Katsuhiro Osajima, Eiji Seki, Mayumi Yoshida