Patents by Inventor Hirohisa A. Tanaka
Hirohisa A. Tanaka 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: 7094106Abstract: An adaptor for using a mini-sized memory card in an appliance having a slot for a regular-sized memory card is provided. This adaptor is formed with a base and a cover made of a resin material, a plurality of electrically conductive members fixed to the base so as to electrically contact a plurality of I/O terminals of the memory card in the adapter, and a metal shell held between the base and the cover. A memory-card storage room is provided by a space surrounded by the metal shell and the base. By use of the metal shell, it is possible to improve rigidity of the adaptor, obtain a reliable compatibility, and prevent that the thin, mini-sized memory card is damaged.Type: GrantFiled: March 9, 2004Date of Patent: August 22, 2006Assignee: Matsushita Electric Works, Ltd.Inventors: Toshihiro Yamamoto, Hirohisa Tanaka
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Publication number: 20060183378Abstract: In a connector for memory card, it is objected to stabilize contact of detection switch for detecting insertion of a memory card, and to prevent breakage of the memory card due to bounce-out when it is taken out. The detection switch is held on a contact block with contacts which are to be contacted with terminals of the memory card, and comprised of a fixed contact plate and a movable spring piece. A groove having substantially V-shape is formed on a contacting portion of the movable spring piece so as to contact with the fixed contact plate at two points. Furthermore, elastic protrusions that can fit to recessed portions for locking formed on the memory card just before the slider holding the memory card reaches to an initial position is formed on a top plate of the housing, so that the bounce-out of the memory card is prevented.Type: ApplicationFiled: May 25, 2004Publication date: August 17, 2006Inventors: Hirohisa Tanaka, Toshihiro Yamamoto, Masato Kawashima
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Publication number: 20060171138Abstract: An illuminating optical system capable of preventing a change in the polarized status of a linearly polarized light passing through a light transmitting member formed of a cubic-system crystal material such as fluorite. An illuminating optical system comprising a light source unit (1) for suppling a linearly polarized light to illuminate surfaces (M, W) to be illuminated with a light from the light source unit. The system is provided with a polarized status switching means (10, 20) disposed on a light path between the light source unit and the surfaces to be illuminated, for switching the polarized status of a light, that illuminates the surfaces to be illuminated, between a linearly polarized status and a non-linearly polarized status. The polarized status switching means has a phase member (10) for changing the polarization surface of an incident linearly polarized light as needed, and a depolarizer (20) for depolarizing an incident linearly polarized light as needed.Type: ApplicationFiled: June 29, 2004Publication date: August 3, 2006Inventors: Kenichi Muramatsu, Norio Komine, Osamu Tanitsu, Hirohisa Tanaka
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Patent number: 7083446Abstract: In a connector for memory card used in a mobile equipment, a locking mechanism of a memory card at a card lock position is integrally provided with a push-on/push-off mechanism constituted by a heart-shaped cam and a cam pin, so that the connector can be downsized. A heart-shaped cam groove unit is provided on a contact block fixed on a housing, and an end of a locking member is rotatably borne on a slider which can reciprocally be moved in an inside of the housing. The cam pin is provided on the other end of the locking member, and the cam pin is moved along the heart-shaped cam groove corresponding to reciprocal movement of the slider. Furthermore, a locking protrusion is provided on the locking member for protruding toward the memory card. The heart-shaped cam groove is formed in a manner so that not only the movement of the slider is locked but also the locking protrusion engages with a recess used to be locked provided on the memory card at a card lock position.Type: GrantFiled: December 26, 2003Date of Patent: August 1, 2006Assignee: Matsushita Electric Works, Ltd.Inventors: Hirohisa Tanaka, Toshihiro Yamamoto
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Patent number: 7081430Abstract: An exhaust gas purifying catalyst that provides the excellent low-temperature activity and also develops the good catalytic activity of rhodium to produce a good purifying performance economically. The exhaust gas purifying catalyst comprises an alumina on which rhodium and platinum are previously supported; a zirconium complex oxide on which rhodium and platinum are previously supported; and a cerium complex oxide on which platinum is previously supported.Type: GrantFiled: June 18, 2002Date of Patent: July 25, 2006Assignee: Daihatsu Motor Co., Ltd.Inventors: Mari Uenishi, Isao Tan, Hirohisa Tanaka
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Publication number: 20060150934Abstract: In a hydraulic actuator comprising a hydraulic piston, a hydraulic cylinder and a hydraulic pressure source wherein said hydraulic piston has a larger area exposed to pressure on the side of the control chamber than on the side of oil supply chamber of said hydraulic cylinder, wherein said hydraulic piston has, in its outer peripheral part, a slot connecting said oil supply chamber side with the control chamber side in the direction of shaft and the cross sectional area of the slot in the direction of said shaft changes according to the displacement of the hydraulic piston in the direction of its shaft, and the control chamber has a pilot valve, the suction and exhaust valve in a variable valve system of the internal combustion engine are opened and closed by said hydraulic actuator through a coupling and springs for the valve, for variably controlling the opening and closing timing, the opening and closing time, and the lift of the valve, whereby it is possible to provide a variable valve system for internalType: ApplicationFiled: December 15, 2003Publication date: July 13, 2006Inventor: Hirohisa Tanaka
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Patent number: 7073441Abstract: A punch unit includes punch blocks supported by an arm through support plates. The arm has, arranged thereon, a motor for rotating a drive rod, a detector for detecting rotation angles of the drive rod, and a sensor for detecting a forward end of a recording material. The punch unit is movable by a moving mechanism including support members arranged at opposite ends of the arm, slide shafts and ball screws connected to the support members, and a pulse motor for driving the ball screws through a synchronous belt and synchronous pulleys.Type: GrantFiled: August 24, 2004Date of Patent: July 11, 2006Assignee: Dainippon Screen Mfg. Co., Ltd.Inventors: Toshio Tamura, Toru Kawada, Hirohisa Tanaka, Katsuji Oku
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Publication number: 20060130014Abstract: Noting that there is a case where a type of a pointer “this” in a member function can be specified, the present invention provides a program converting method in which a virtual function call can be converted into a direct function call, and by which improvement of execution performance as well as reduction of a code size of a program can be achieved. The program converting method is a method for converting a program described in an object-oriented language, including: analyzing, in the program, a type of an instance by which a method is called; extracting, from a definition of the method, a virtual method call which is called by the instance; and converting, based on the type of the instance analyzed by the analyzing, the virtual method call extracted by the extracting, into a direct method call.Type: ApplicationFiled: November 14, 2005Publication date: June 15, 2006Applicant: Matsushita Electric Industrial Co., Ltd.Inventor: Hirohisa Tanaka
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Publication number: 20060113837Abstract: This vehicle motion control apparatus obtains a yaw rate deviation by subtracting the value (actual-yaw-rate-after-low-pass-filter-process Yrfilter), which is obtained by providing with a time constant ?1 (>?2) the low-pass filter process to the actual yaw rate Yr obtained from the yaw rate sensor incorporated in the HU, from the value (turning-angle-yaw-rate-after-low-pass-filter-process Yrtfilter) obtained by providing with the time constant ?2 the low-pass filter process to the turning angle yaw rate Yrt obtained on the basis of the actual steering angle obtained from the steering angle sensor, which is provided separate from the hydraulic unit HU. When this yaw rate deviation exceeds the threshold value Yrth (time t3?), this apparatus starts an under-steer suppression control.Type: ApplicationFiled: November 9, 2005Publication date: June 1, 2006Inventors: Masanobu Fukami, Hirohisa Tanaka
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Publication number: 20060055834Abstract: An illumination optical system for, when installed in an exposure system, realizing a suitable illumination condition by varying the polarized state of the illumination light according to the pattern characteristics of the mask while suppressing the loss of the intensity of the light. The illumination optical system has a light source unit for supplying a linearly polarized light for illuminating surfaces to be illuminated therewith, and a polarized state changing device for changing the polarized state of the illuminating light from a predetermined polarized state to a nonpolarized state and vice versa. The polarized state changing device is arranged in the optical path between the light source unit and the surfaces to be illuminated. The polarized state changing device can be removed from the illumination optical path and has a depolarizer for selectively depolarizing the incident linearly polarized light.Type: ApplicationFiled: May 31, 2005Publication date: March 16, 2006Applicant: NIKON CORPORATIONInventors: Osamu Tanitsu, Hirohisa Tanaka, Kenichi Muramatsu, Norio Komine, Hisashi Nishinaga, Tomoyuki Matsuyama, Takehito Kudo
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Publication number: 20060051988Abstract: A low-profile connector for connecting two circuit boards of a-mobile equipment is constituted by a header and a socket. The header comprises a resin molded header body and a plurality of pairs of posts (conductive terminals) provided on the header body. The socket comprises a resin molded socket body and a plurality of sets of contacts provided on the socket body corresponding to the posts of the header. The header body and the socket body respectively have reinforcing member made of metal thin plate for reinforcing the header and the socket with respect to contortion or crack. Top end of the post is rolled to be reverse U-shape for contacting with the contact at two portions, in which a first contact portion is formed a part of a fitting portion of the contact at which the contact is held on the socket body and a second contact portion is a top end of a plate spring portion of the contact incurved for facing the first contact portion.Type: ApplicationFiled: October 28, 2005Publication date: March 9, 2006Applicant: Matsushita Electric Works, Ltd.Inventors: Kenji Okura, Hirohisa Tanaka, Hidetoshi Takeyama, Hisanobu Tanaka, Masato Shinotani
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Patent number: 6994573Abstract: In a connector used for connecting a memory card to an apparatus which processes the data stored in the memory card, a cover shell and a base shell which configure a box-shaped housing are respectively formed by a metal thin plate for increasing the mechanical strength of the housing and for grounding the housing with ease so that the connector can be tough with respect to static electricity and external noise. Contacts, which are to be contacted with I/O contacts of a memory card, are integrally held on a contact base by insert molding so that contacting portions and soldering terminals of the contacts can be aligned parallel to and on the same level. A slider is configured to move forward and backward in the housing to correspond to the insertion and withdrawal of the memory card. The slider is pressed by pressing forces of a pair of coil springs so that the movement of the slider is smooth.Type: GrantFiled: November 15, 2002Date of Patent: February 7, 2006Assignee: Matsushita Electric Works, Ltd.Inventors: Hirohisa Tanaka, Hidetoshi Takeyama
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Publication number: 20060014434Abstract: An adaptor for using a mini-sized memory card in an appliance having a slot for a regular-sized memory card is provided. This adaptor is formed with a base and a cover made of a resin material, a plurality of electrically conductive members fixed to the base so as to electrically contact a plurality of I/O terminals of the memory card in the adapter, and a metal shell held between the base and the cover. A memory-card storage room is provided by a space surrounded by the metal shell and the base. By use of the metal shell, it is possible to improve rigidity of the adaptor, obtain a reliable compatibility, and prevent that the thin, mini-sized memory card is damaged.Type: ApplicationFiled: March 9, 2004Publication date: January 19, 2006Inventors: Toshihiro Yamamoto, Hirohisa Tanaka
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Patent number: 6986670Abstract: A low-profile connector for connecting two circuit boards of mobile equipment is constituted by a header and a socket. The header comprises a resin molded header body and a plurality of pairs of posts (conductive terminals) provided on the header body. The socket comprises a resin molded socket body and a plurality of sets of contacts provided on the socket body corresponding to the posts of the header. The header body and the socket body respectively have reinforcing member made of metal thin plate for reinforcing the header and the socket with respect to contortion or crack. Top end of the post is rolled to be reverse U-shape for contacting with the contact at two portions, in which a first contact portion is formed a part of a fitting portion of the contact at which the contact is held on the socket body and a second contact portion is a top end of a plate spring portion of the contact incurved for facing the first contact portion.Type: GrantFiled: July 11, 2003Date of Patent: January 17, 2006Assignee: Matsushita Electric Works, Ltd.Inventors: Kenji Okura, Hirohisa Tanaka, Hidetoshi Takeyama, Hisanobu Tanaka, Masato Shinotani
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Publication number: 20050266986Abstract: To provide an exhaust gas purifying catalyst which can maintain the catalytic activity at a high level over a long time and can achieve satisfactory emission control performance, an exhaust gas purifying catalyst is prepared so as to contain a noble metal, a perovskite-type composite oxide represented by the following general formula (3), and theta-alumina and/or alpha-alumina: AB1?mNmO3??(3) wherein A represents at least one element selected from rare-earth elements and alkaline earth metals; B represents at least one element selected from Al and transition elements excluding rare-earth elements and noble metals; N represents a noble metal; and m represents an atomic ratio of N satisfying the following relation: 0<m<0.5.Type: ApplicationFiled: July 3, 2003Publication date: December 1, 2005Inventors: Hirohisa Tanaka, Isao Tan, Mari Uenishi, Nobuhiko Kajita, Masashi Taniguchi, Yasunori Sato, Keiichi Narita, Noboru Sato
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Publication number: 20050249653Abstract: To provide a highly safe and hygienic method for industrially efficiently producing a perovskite-type composite oxide at low temperatures in heat treatment, in which the resulting perovskite-type composite oxide can maintain the catalytic activity of a noble metal at a high level over a long time, in a method for producing a perovskite-type composite oxide, a perovskite-type composite oxide is produced by mixing organometal salts of all elementary components constituting the perovskite-type composite oxide to prepare a precursor of the perovskite-type composite oxide, or mixing one or more organometal salts of part of the elementary components constituting the perovskite-type composite oxide with the other elementary components prepared as alkoxides of the respective elements, a coprecipitate of salts of the respective elements or a citrate complex of the respective elements to prepare a precursor of the perovskite-type composite oxide, and heat-treating the precursor of the perovskite-type composite oxide.Type: ApplicationFiled: July 3, 2003Publication date: November 10, 2005Inventors: Hirohisa Tanaka, Kimiyoshi Kaneko
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Publication number: 20050245391Abstract: To provide an exhaust gas purifying catalyst which can maintain the catalytic activity of Pt at a high level over a long time and can achieve satisfactory emission control performance, an exhaust gas purifying catalyst is prepared so as to contain a composite oxide having a perovskite structure represented by the general formula (1): A1-xA?xB1-y-zB?yPtzO3??(1) wherein A represents at least one element selected from rare-earth elements and essentially including one or more rare-earth elements each having a valence of 3 as the only valence; A? represents at least one element selected from alkaline earth metals and Ag; B represents at least one element selected from Fe, Mn, and Al; B? represents at least one element selected from transition elements excluding Pt, Fe, Mn, Co, and the rare-earth elements; and x, y, and z are atomic ratios satisfying the following relations: 0<x?0.5, 0?y<0.5, and 0<z?0.5.Type: ApplicationFiled: July 3, 2003Publication date: November 3, 2005Inventors: Hirohisa Tanaka, Isao Tan, Mari Uenishi, Nobuhiko Kajita, Masashi Taniguchi
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Publication number: 20050233897Abstract: To provide an exhaust gas purifying catalyst which can maintain the catalytic activity of Rh at a high level over a long time and can achieve satisfactory emission control performance, an exhaust gas purifying catalyst is prepared so as to contain a composite oxide having a perovskite structure represented by the general formula (1): ABRhO3??(1) wherein A represents at least one element selected from rare-earth elements essentially including one or more rare-earth elements each having a valence of 3 as the only valence and arbitrarily including Ce and/or Pr; and B represents at least one element selected from transition elements excluding Co, Rh and the rare-earth elements, and Al.Type: ApplicationFiled: July 3, 2003Publication date: October 20, 2005Inventors: Hirohisa Tanaka, Isao Tan, Mari Uenishi, Nobuhiko Kajita, Masashi Taniguchi
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Patent number: D516443Type: GrantFiled: November 10, 2004Date of Patent: March 7, 2006Assignee: Sony Computer Entertainment Inc.Inventors: Hidefumi Gotou, Hirohisa Tanaka, Michio Deguchi
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Patent number: D518497Type: GrantFiled: March 18, 2004Date of Patent: April 4, 2006Assignees: Konica Minolta Medical & Graphic, Inc., Dainippon Screen Mfg. Co., Ltd.Inventors: Masayuki Muraoka, Katsushi Fujita, Kenji Matsumoto, Hirohisa Tanaka, Takanori Tsuji