Patents by Inventor Masato Ozawa
Masato Ozawa 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: 20100269568Abstract: The gas sensor includes a sensor element having electrode pads formed in its electrode forming surfaces at the proximal end portion thereof, an insert-holding insulator insert-holding the sensor element, a housing insert-holding the insert-holding insulator, and a terminal unit. The proximal end portion of the sensor element is held by the terminal unit which includes a pair of proximal end insulators formed with metal terminals at their inner surfaces, and a spring member pressing the proximal end insulators in a direction that they approach each other. Each of the proximal end insulators includes an insulator contact portion in contact with one of the electrode forming surfaces. The insulator contact portion is located closer to the proximal end of the sensor element than a terminal contact portion at which the metal terminal contacts a corresponding one of the electrode pads.Type: ApplicationFiled: April 23, 2010Publication date: October 28, 2010Applicant: DENSO CORPORATIONInventors: Keiji KANAO, Kaneo Buma, Masato Ozawa, Hirofumi Noda, Kouichi Hirano
-
Patent number: 7706132Abstract: A solid electrolytic capacitor includes a negative terminal, first to fourth capacitor elements coupled to the negative terminal, first and second positive terminals connected to the first to fourth capacitor elements, and a package resin covering the first to fourth capacitor elements. Each of the first to fourth capacitor elements has a first end and a second end opposite to the first end, and each of the first to fourth capacitor elements includes a negative electrode provided at the first end and a positive electrode provided at the second end. The first to fourth capacitor elements are stacked in this order. The positive electrodes of the first and fourth capacitor elements extend in a first direction from the respective negative electrodes of the first and fourth capacitor elements. The positive electrodes of the second and third capacitor elements extend in a second direction, opposite to the first direction, from the respective negative electrodes of the second and third capacitor elements.Type: GrantFiled: June 1, 2009Date of Patent: April 27, 2010Assignee: Panasonic CorporationInventors: Kazuo Kawahito, Minoru Oomori, Junichi Kurita, Masatoshi Tasei, Masato Ozawa
-
Publication number: 20090296318Abstract: A solid electrolytic capacitor includes a negative terminal, first to fourth capacitor elements coupled to the negative terminal, first and second positive terminals connected to the first to fourth capacitor elements, and a package resin covering the first to fourth capacitor elements. Each of the first to fourth capacitor elements has a first end and a second end opposite to the first end, and each of the first to fourth capacitor elements includes a negative electrode provided at the first end and a positive electrode provided at the second end. The first to fourth capacitor elements are stacked in this order. The positive electrodes of the first and fourth capacitor elements extend in a first direction from the respective negative electrodes of the first and fourth capacitor elements. The positive electrodes of the second and third capacitor elements extend in a second direction, opposite to the first direction, from the respective negative electrodes of the second and third capacitor elements.Type: ApplicationFiled: June 1, 2009Publication date: December 3, 2009Applicant: PANASONIC CORPORATIONInventors: Kazuo Kawahito, Minoru Oomori, Junichi Kurita, Masatoshi Tasei, Masato Ozawa
-
Publication number: 20090195966Abstract: A solid electrolytic capacitor includes an anode body made of valve metal, a dielectric oxide layer provided on the anode body, and a conductive layer provided on the carbon layer. The carbon layer contains carbon and aromatic compound having sulfonic acid radical. This solid electrolytic capacitor has a small equivalent series resistance.Type: ApplicationFiled: July 5, 2007Publication date: August 6, 2009Inventor: Masato Ozawa
-
Publication number: 20090109047Abstract: A skew adjusting apparatus includes: latching circuits that latch other signals in synchronism with transition timing of the signal level of a reference signal among signals transmitted with a plurality of communication cables; delay elements that are provided on the plurality of communication cables, and delay the signals transmitted with the plurality of communication cables, respectively; and a controller that controls the delay elements based on the outputs of the latching circuits to adjust skews between the signals.Type: ApplicationFiled: October 20, 2008Publication date: April 30, 2009Applicant: FUJITSU COMPONENT LIMITEDInventors: Fujio Seki, Masato Ozawa
-
Patent number: 7490404Abstract: An improved manufacturing method for a gas sensor is provided which is capable of establishing a required hermetic seal in a body of the gas sensor. The method includes preparing a sensor assembly including a housing, an air cover, an insulation porcelain, and a sensor element, pressing the air cover against the housing to fit an end of the air cover on an end of the housing to form an overlap thereof, and welding the air cover to the housing over the overlap. The welding is accomplished while pressing the air cover against the housing, thereby compressing an elastic member in the air cover to establish a hermetic seal between the sensor element and the housing.Type: GrantFiled: January 18, 2007Date of Patent: February 17, 2009Assignee: Denso CorporationInventors: Hirokazu Yamada, Masato Ozawa
-
Publication number: 20080247120Abstract: A carbon layer is formed on a solid electrolyte layer of the solid electrolytic capacitor, and a conductor layer connected to a cathode terminal is further disposed thereon. The carbon layer contains carbon particles, and a first additive or a second additive. The first additive is formed from at least one of those selected from the group consisting of hydrated silica and silicate. The second additive is formed from at least one of those selected from the group consisting of a condensation product of an aromatic sulfonic acid with formaldehyde, a condensation product of an aromatic sulfonate with formaldehyde, polystyrene sulfonic acid, and polystyrene sulfonate.Type: ApplicationFiled: April 8, 2008Publication date: October 9, 2008Inventors: Hiromi Mori, Hiroyuki Matsuura, Kazuyo Saito, Masato Ozawa
-
Publication number: 20080240015Abstract: A repeater device that is placed between a transmission device connected to a server device and a reception device connected to a console device that controls the server device. The repeater device repeats a signal between the transmission device and the reception device, and includes an equalizer amplifier that amplifies a signal that is received from the transmission device or another repeater device.Type: ApplicationFiled: March 28, 2008Publication date: October 2, 2008Applicant: FUJITSU LIMITEDInventors: Heiichi Sugino, Fujio Seki, Masato Ozawa, Yutaka Inomoto
-
Publication number: 20080244286Abstract: A starting device includes a first transform device that restores a first transfer signal, which is converted from an input signal supplied from an input device, to the input signal, and outputs the input signal to a computer, and a power connecting device that starts the computer when the input signal restored by the first transform device includes a starting signal.Type: ApplicationFiled: October 4, 2007Publication date: October 2, 2008Applicant: FUJITSU COMPONENT LIMITEDInventors: Heiichi Sugino, Fujio Seki, Masato Ozawa, Keiji Miyatsu
-
Publication number: 20080232027Abstract: Cathode electrode part 5 of flat plate-like element 1 is joined with cathode com terminal 7 with a conductive adhesive or the like. Element mounting part 6a of anode terminal 6 is provided with a pair of joint parts 6b for wrapping anode electrode part 4 from both sides. The tips of joint parts 6b and anode electrode part 4 are joined by laser welding such that the ratio (w/d) of the width (w) of each tip of joint parts 6b and the diameter (d) of the welding trace to be welded is 0.5 to 1.5, and more preferably, 0.5 to 1.25 for providing low ESR means for concentrating the quantity of heat at the time of welding on welding parts 6c without escape. Therefore, a stable welded state is obtained, so that the ESR is improved for achieving low ESR of the solid capacitor.Type: ApplicationFiled: March 18, 2008Publication date: September 25, 2008Inventors: Masato OZAWA, Katsuhisa Ishizaki, Kazuo Kawahito, Minoru Omori, Yoshiro Maruhashi
-
Patent number: 7299548Abstract: Sealing material is injected into a cap receiving an electric cable joint without remaining air bubbles. The cap has an opening at both ends and receives the joint, the electric cable being in the upper side and the joint being in the lower side. The sealing material is injected into the cap from the lower opening. The joint is inserted into the cap from the upper opening. Or, the joint is received in the cap, the sealing material is injected into the cap from the upper opening, and the cap position is reversed. Or, the sealing material is injected into the cap, from the upper opening, the joint is inserted into the cap, and the cap is reversed. A cap holder receives the cap such that the upper and/or lower opening of the cap is covered.Type: GrantFiled: January 3, 2005Date of Patent: November 27, 2007Assignee: Yazaki CorporationInventors: Chieko Torii, Takayuki Yamamoto, Masato Ozawa
-
Patent number: 7293972Abstract: The mold for molding an electric wire protection cap includes an outer mold and an inner mold for forming a cap body of the electric wire protection cap, the inner mold including a first mold member and a second mold member, the first mold member including a projecting wall and a shaft, the second mold member including a notch for fitting the projecting wall thereinto and a hole for passing the shaft therethrough, wherein a gap for forming a locking lance is formed between an end surface of the projecting wall and an end surface of the notch, the second mold member can come off along the shaft, and the first mold member is rotatable around the shaft.Type: GrantFiled: July 8, 2005Date of Patent: November 13, 2007Assignee: Yazaki CorporationInventors: Chieko Torii, Takayuki Yamamoto, Masato Ozawa
-
Patent number: 7289313Abstract: A solid electrolytic capacitor includes: a dielectric oxide film 2; a solid electrolyte 3 composed of a conductive polymer; a carbon layer 4; and a silver layer 5; formed sequentially on a surface of an anode 1 composed of a valve metal. The capacitor has excellent leakage current characteristics and electrical characteristics under hot and humid conditions due to doped naphthalenesulfonic acid compounds in the conductive polymer.Type: GrantFiled: February 19, 2004Date of Patent: October 30, 2007Assignee: Matsushita Electric Industrial Co., Ltd.Inventors: Yukifumi Takeda, Tomoko Hosokawa, Masato Ozawa, Shin Yakushiji, Yukihiro Nitta
-
Patent number: 7262363Abstract: The present invention is to provide an electric wire protective cap. The protective cap can be formed easily by a resin molding and prevents a seal material from leaking and improves waterproof. The protective cap includes a cap main body with a bottom, and a cover to be fitted to the cap main body and having a hole to insert electric wires. A joint portion of the electric wires is inserted into the cap main body and locked or fixed by the cover. The cover has a locking portion for the joint portion and a locking portion for the cap main body. The cover is an elastic packing material. An outer wall of the cover contacts firmly with an inner wall of the cap main body. The electric wires contact firmly with the hole of the cover. An abutting portion is disposed in the cap main body to prevent the cover from being pulled out. The cover is formed from a disk plate by making a cutout in the hole and overlapping end surfaces of the cutout.Type: GrantFiled: July 5, 2005Date of Patent: August 28, 2007Assignee: Yazaki CorporationInventors: Masaru Fukuda, Harunori Tashiro, Chieko Torii, Takayuki Yamamoto, Masato Ozawa
-
Patent number: 7232953Abstract: An insulation cap of a wire joint of a joined electrical wire, the insulation cap including a cap main body for receiving the wire joint being formed by joining cores of a plurality of covered wires and an electro-conductive sleeve, and a flexible fastener provided on an inner wall of the cap main body for fastening the wire joint by contacting a rear end of the electro-conductive sleeve thereon. The flexible fastener is formed as an integral part of the cap main body by fastening a molding die through a hole provided at an opposite end of a joint insertion end of the cap main body. A plurality of flexible fasteners are provided axial symmetrically to extend toward a direction of inserting the wire joint from a base formed as an integral part of the inner wall of the cap main body.Type: GrantFiled: February 11, 2005Date of Patent: June 19, 2007Assignee: Yazaki CorporationInventors: Chieko Torii, Takayuki Yamamoto, Masato Ozawa, Masaru Fukuda
-
Publication number: 20070113393Abstract: An improved manufacturing method for a gas sensor is provided which is capable of establishing a required hermetic seal in a body of the gas sensor. The method includes preparing a sensor assembly including a housing, an air cover, an insulation porcelain, and a sensor element, pressing the air cover against the housing to fit an end of the air cover on an end of the housing to form an overlap thereof, and welding the air cover to the housing over the overlap. The welding is accomplished while pressing the air cover against the housing, thereby compressing an elastic member in the air cover to establish a hermetic seal between the sensor element and the housing.Type: ApplicationFiled: January 18, 2007Publication date: May 24, 2007Applicant: DENSO CORPORATIONInventors: Hirokazu Yamada, Masato Ozawa
-
Patent number: 7181840Abstract: An improved manufacturing method for a gas sensor is provided which is capable of establishing a required hermetic seal in a body of the gas sensor. The method includes preparing a sensor assembly including a housing, an air cover, an insulation porcelain, and a sensor element, pressing the air cover against the housing to fit an end of the air cover on an end of the housing to form an overlap thereof, and welding the air cover to the housing over the overlap. The welding is accomplished while pressing the air cover against the housing, thereby compressing an elastic member in the air cover to establish a hermetic seal between the sensor element and the housing.Type: GrantFiled: August 12, 2004Date of Patent: February 27, 2007Assignee: Denso CorporationInventors: Hirokazu Yamada, Masato Ozawa
-
Publication number: 20060290813Abstract: A remote console unit includes a signal processing apparatus that receives an image signal from a computer main body and also sends and receives various signals other than the image signal to and from the computer main body through a cable for general purpose. Data input and/or output can be performed remotely to and from the computer main body through the cable.Type: ApplicationFiled: June 20, 2006Publication date: December 28, 2006Applicant: FUJITSU COMPONENT LIMITEDInventors: Heiichi Sugino, Takashi Sato, Fujio Seki, Masato Ozawa
-
Publication number: 20060108222Abstract: A gas sensor such as an O2 sensor or NOx sensor used in measuring an air-fuel ratio of a mixture supplied to an automotive internal combustion engine. The gas sensor is equipped with a sensor element and a cover assembly. The cover assembly is coated with a hydrophilic film having a water wettability of 70° or less, as expressed by a water contact angle, or reformed to have a surface having a water wettability of 70° or less. This minimizes exposure of the sensor element to water without sacrificing the response of the gas sensor to avoid water-caused cracks in the sensor element.Type: ApplicationFiled: November 25, 2005Publication date: May 25, 2006Applicant: Denso CorporationInventors: Kohei Yamada, Tomofumi Fujii, Katsuhiko Nakabayashi, Satoshi Hayashi, Masato Ozawa, Takashi Kojima
-
Publication number: 20060009085Abstract: The mold for molding an electric wire protection cap includes an outer mold and an inner mold for forming a cap body of the electric wire protection cap, the inner mold including a first mold member and a second mold member, the first mold member including a projecting wall and a shaft, the second mold member including a notch for fitting the projecting wall thereinto and a hole for passing the shaft therethrough, wherein a gap for forming a locking lance is formed between an end surface of the projecting wall and an end surface of the notch, the second mold member can come off along the shaft, and the first mold member is rotatable around the shaft.Type: ApplicationFiled: July 8, 2005Publication date: January 12, 2006Applicant: YAZAKI CORPORATIONInventors: Chieko Torii, Takayuki Yamamoto, Masato Ozawa