Patents by Inventor Masahiro Imamura
Masahiro Imamura 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: 6644440Abstract: An output shaft bearing portion which is provided in an extension housing to be attached to an outside of an end wall portion of a casing main body of a transmission casing is lubricated by lubrication oil which is supplied to lubricating portions inside the casing main body. In the end wall portion there is formed an oil guide passage which guides the lubrication oil supplied to the lubricating portions inside the casing main body. Inside the extension housing, there is formed a rib which guides the lubrication oil flown from the oil guide passage, into a position in which the lubrication oil can be scraped by a gear wheel provided inside the extension housing. The lubrication oil scraped by the gear wheel is supplied to the output shaft bearing portion.Type: GrantFiled: February 5, 2001Date of Patent: November 11, 2003Assignee: Honda Giken Kogyo Kabushiki KaishaInventors: Isamu Kageyama, Masahiro Imamura, Gaku Ogawa
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Patent number: 6597204Abstract: A clock interruption detection circuit comprises a frequency divider circuit for outputting a plurality of frequency divided clocks by dividing an input clock with different division values, an AND circuit for ANDing the input clock and the plurality of frequency divided clocks, an inverter for inverting one of the frequency divided clocks with the largest division value, another AND circuit for ANDing the input clock, the rest of the frequency divided clocks and the output of the inverter, a first and a second switch with a control terminal supplied with the output of each of the AND circuits for controlling the on/off of a discharge path of a first and a second capacitor, a first and a second waveform-shaping buffer circuit supplied with a terminal voltage of the first and the second capacitor, and a selection circuit for selecting one of the outputs of the first and second waveform-shaping buffer circuits in accordance with a selection control signal obtained by delaying the output of the inverter by a preType: GrantFiled: November 9, 2001Date of Patent: July 22, 2003Assignee: NEC CorporationInventor: Masahiro Imamura
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Patent number: 6592489Abstract: In a transmission with a built-in planetary gear mechanism which has an element to be fixed to a casing of the transmission, inner elements are sub-assembled by mounting a plurality of transmission constituting members inclusive of the planetary gear mechanism. After containing the inner elements inside the casing, the element to be fixed is arranged to be fixable to the casing from a peripheral wall portion of the casing. The element to be fixed is fixed to the cylinder portion of a hydraulic brake to be built in the transmission. The cylinder portion is fixed to the casing by means of fixing members which are inserted into the casing from an outside of the peripheral wall portion of the transmission casing.Type: GrantFiled: February 5, 2001Date of Patent: July 15, 2003Assignee: Honda Giken Kogyo Kabushiki KaishaInventors: Shigeru Tajima, Masahiro Imamura, Yasuhiro Morimoto
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Patent number: 6557682Abstract: A one-way clutch adapted to be disposed in parallel with a hydraulic friction element includes a first plate adapted to connect to an inner member of the hydraulic friction element and a second plate disposed so as to face the first plate in an axial direction thereof and adapted to connect to an outer member of the hydraulic friction element. The first plate has pocket portions concavely provided in an axially internal surface thereof. The second plate has notched portions concavely provided in an axially internal surface thereof, and pawls are tiltably mounted in the pocket portions of the first plate. The first plate is formed integrally with the inner member of the hydraulic friction element.Type: GrantFiled: July 17, 2001Date of Patent: May 6, 2003Assignee: Honda Giken Kogyo Kabushiki KaishaInventor: Masahiro Imamura
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Publication number: 20030042378Abstract: In an in-vehicle monitor support structure of the present invention, a rotation support section 16 which rotates about a vertical axis is provided on one of seats 11 and 12 positioned on the left and right of a vehicle with space provided therebetween, and a monitor 60 is supported by the rotation support section 16 in a state in which one side of the monitor is adjacent to the aforementioned axis and the other side is positioned laterally from the axis. Consequently, movement between the front and rear seats is easily achieved.Type: ApplicationFiled: August 21, 2002Publication date: March 6, 2003Applicant: HONDA GIKEN KOGYO KABUSHIKI KAISHAInventors: Masahiro Imamura, Takeo Mizukoshi, Satoru Minowa, Toshiyuki Yasuhara
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Patent number: 6466748Abstract: In an image processing apparatus, a predetermined processing is performed in response to occurrence of an abnormal condition that an image forming job cannot be executed. A first processing is preset for the apparatus as a common processing to respond to the abnormal condition. A second processing is set for the image forming job as a processing to respond to the abnormal condition. Either the first processing or the second processing is selected according to priorities assigned thereto. The selected processing is performed in response to occurrence of the abnormal condition when the abnormal condition occurs. The processing to handle the abnormal condition can flexibly be selected from among a plurality of processings according to the environment in which the printer system is placed.Type: GrantFiled: February 27, 2001Date of Patent: October 15, 2002Assignee: Minolta Co., Ltd.Inventors: Yoshiyuki Tamai, Masahiro Imamura, Toshihisa Motosugi, Eiichi Yoshida, Syuji Maruta
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Publication number: 20020084822Abstract: A clock interruption detection circuit comprises a frequency divider circuit for outputting a plurality of frequency divided clocks by dividing an input clock with different division values, an AND circuit for ANDing the Input clock and the plurality of frequency divided clocks, an Inverter for inverting one of the frequency divided clocks with the largest division value, another AND circuit for ANDing the input clock, the rest of the frequency divided clocks and the output of the inverter, a first and a second switch with a control terminal supplied with the output of each of the AND circuits for controlling the on/off of a discharge path of a first and a second capacitor, a first and a second waveform-shaping buffer circuit supplied with a terminal voltage of the first and the second capacitor, and a selection circuit for selecting one of the outputs of the first and second waveform-shaping buffer circuits In accordance with a selection control signal obtained by delaying the output of the inverter by a preType: ApplicationFiled: November 9, 2001Publication date: July 4, 2002Inventor: Masahiro Imamura
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Publication number: 20020039361Abstract: Packets are accumulated in a packet transmission memory, and the data bits stored in each packets are serially output from the packet transmission memory, wherein an internal bit address signal is sequentially changed in the packet transmission memory so as to store the serial data bits in an addressable data storage region without any serial-to-parallel data conversion, and the data bits are serially output from a built-in parallel-to-serial data converter connected to the data storage regions, thereby making the circuit arrangement simple.Type: ApplicationFiled: October 3, 2001Publication date: April 4, 2002Applicant: NEC CorporationInventors: Masahiro Imamura, Masanobu Arai
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Publication number: 20020029947Abstract: A one-way clutch adapted to be disposed in parallel with a hydraulic friction element includes a first plate adapted to connect to an inner member of the hydraulic friction element and a second plate disposed so as to face the first plate in an axial direction thereof and adapted to connect to an outer member of the hydraulic friction element. The first plate has pocket portions concavely provided in an axially internal surface thereof. The second plate has notched portions concavely provided in an axially internal surface thereof, and pawls are tiltably mounted in the pocket portions of the first plate. The first plate is formed integrally with the inner member of the hydraulic friction element.Type: ApplicationFiled: July 17, 2001Publication date: March 14, 2002Applicant: HONDA GIKEN KOGYO KABUSHIKI KAISHAInventor: Masahiro Imamura
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Patent number: 6344010Abstract: A first engagement portion 48 is formed on an element 9b to be fixed so as to prohibit the relative rotation of the elements 9b to a case 3a. Fixing members 51 are provided which can freely be inserted into the case 3a from an outer surface of a circumferential wall portion the case 3a, and the fixing members 51 are allowed to be brought into engagement with a second engagement portion 50 formed on the element 9b to be fixed so as to prohibit the axial movement of the element 9b to be fixed relative to the case 3a.Type: GrantFiled: May 16, 2000Date of Patent: February 5, 2002Assignee: Honda Giken Kogyo Kabushiki KaishaInventors: Shigeru Tajima, Masahiro Imamura
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Publication number: 20010017989Abstract: In a image processing apparatus, a predetermined processing is performed in response to occurrence of an abnormal condition that an image forming job cannot be executed. A first processing is preset for the apparatus as a common processing to respond to the abnormal condition. A second processing is set for the image forming job as a processing to respond to the abnormal condition. Either the first processing or the second processing is selected according to priorities assigned thereto. The selected processing is performed in response to occurrence of the abnormal condition when the abnormal condition occurs. The processing to handle the abnormal condition can flexibly be selected from among a plurality of processings according to the environment in which the printer system is placed.Type: ApplicationFiled: February 27, 2001Publication date: August 30, 2001Inventors: Yoshiyuki Tamai, Masahiro Imamura, Toshihisa Motosugi, Eiichi Yoshida, Syuji Maruta
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Publication number: 20010011616Abstract: An output shaft bearing portion which is provided in an extension housing to be attached to an outside of an end wall portion of a casing main body of a transmission casing is lubricated by lubrication oil which is supplied to lubricating portions inside the casing main body. In the end wall portion there is formed an oil guide passage which guides the lubrication oil supplied to the lubricating portions inside the casing main body. Inside the extension housing, there is formed a rib which guides the lubrication oil flown from the oil guide passage, into a position in which the lubrication oil can be scraped by a gear wheel provided inside the extension housing. The lubrication oil scraped by the gear wheel is supplied to the output shaft bearing portion.Type: ApplicationFiled: February 5, 2001Publication date: August 9, 2001Applicant: HONDA GIKEN KOGYO KABUSHIKI KAISHAInventors: Isamu Kageyama, Masahiro Imamura, Gaku Ogawa
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Publication number: 20010012808Abstract: In a transmission with a built-in planetary gear mechanism which has an element to be fixed to a casing of the transmission, inner elements are sub-assembled by mounting a plurality of transmission constituting members inclusive of the planetary gear mechanism. After containing the inner elements inside the casing, the element to be fixed is arranged to be fixable to the casing from a peripheral wall portion of the casing. The element to be fixed is fixed to the cylinder portion of a hydraulic brake to be built in the transmission. The cylinder portion is fixed to the casing by means of fixing members which are inserted into the casing from an outside of the peripheral wall portion of the transmission casing.Type: ApplicationFiled: February 5, 2001Publication date: August 9, 2001Applicant: Honda Giken Kogyo Kabushiki KaishaInventors: Shigeru Tajima, Masahiro Imamura, Yasuhiro Morimoto
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Patent number: 6229962Abstract: A zoom lens includes the first lens unit with a positive refracting power, the second lens unit with a negative refracting power, the third lens unit with a negative refracting power, and the fourth lens unit with a positive refracting power. When the magnification is changed, ranging from the wide-angle position to the telephoto position, each of the second, third, and fourth lens units is moved independently along the optical axis. In this case, the zoom lens satisfies the following conditions: Di/fw>0.65 &bgr;2w>−0.35 where Di is the maximum image height of the zoom lens, fw is the focal length of the zoom lens at the wide-angle position, and &bgr;2w is the lateral magnification of the second lens unit at the wide-angle position of the zoom lens.Type: GrantFiled: October 15, 1999Date of Patent: May 8, 2001Assignee: Olympus Optical Co., Ltd.Inventor: Masahiro Imamura
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Patent number: 6198843Abstract: Colorimetric values such as L*a*b* are input from an input section to a color gamut mapping portion. A filtering process is performed on an image of the difference between the image sent by the input section and an image obtained as a result of bi-directional conversion at a converter section, and the input to the converter section is controlled so as to satisfy a requirement of minimizing an evaluation function which is defined by the sum of square norm of the filtered image as a whole and a value obtained by performing a thresholding process on norm of the difference in each pixel between images before and after the conversion at the converter section output by a gamut extracting section, obtained for the image as a whole. Device values satisfying predetermined conditions which are output of a first neural network of a first converter section to an image output section.Type: GrantFiled: September 4, 1997Date of Patent: March 6, 2001Assignees: Toyo Ink Mfg. Co. Ltd.Inventors: Shigeki Nakauchi, Shiro Usui, Masahiro Imamura
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Patent number: 6178042Abstract: A real image mode finder includes an objective optical system and an eyepiece optical system which has at least one reflecting surface. The objective optical system includes, in order from the object side, an objective unit, a first prism and a second prism. The first prism has an entrance surface which transmits a light beam emerging from the objective unit and a transmission surface which is optically inclined with respect to the entrance surface. The second prism has a reflecting surface, situated nearly opposite to the entrance surface of the first prism, for obliquely reflecting the light beam transmitted through the first prism toward the object side, a transmitting-reflecting surface located nearly parallel with the transmission surface of the first prism, at a minute distance away therefrom, to transmit the light transmitted through the first prism and to totally reflect the light from the reflecting surface, and an exit surface.Type: GrantFiled: November 22, 1999Date of Patent: January 23, 2001Assignee: Olympus Optical Co., Ltd.Inventor: Masahiro Imamura (nee Suzuki)
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Patent number: 5967927Abstract: A continuously variable transmission for use on vehicle, which is provided in an FR drive power transmission path to change the rotational drive power of the engine in continuous speed variation, comprises a variable displacement type hydraulic swash plate pump (P) and a hydraulic swash plate motor (M), which are connected with each other through a hydraulic closed circuit (51). The hydraulic pump (P), which is driven by the engine, delivers oil to the hydraulic motor (M), and the hydraulic motor (M), which is driven by the oil being received, transmits the rotational drive power to the rear wheels.Type: GrantFiled: May 22, 1998Date of Patent: October 19, 1999Assignee: Honda Giken Kogyo Kabushiki KaishaInventors: Masahiro Imamura, Toru Takahashi
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Patent number: 5928098Abstract: A continuously variable transmission for vehicles, in which the power from a prime mover is divided by a power dividing mechanism and transmitted to a hydraulic continuously variable transmission (HCVT) apparatus and to a mechanical transmitting means for mechanical transmission of power, and the power from the HCVT apparatus and the mechanical transmitting means is collected and selectively outputted for satisfying both the maximum speed performance and the fuel consumption performance of the vehicle. A lock-up brake in the power dividing mechanism stops the rotation of the hydraulic pump of the HCVT so that the power from the input member may be mechanically transmitted to the mechanical transmitting means only via the power dividing mechanism to achieve a minimum gear ratio.Type: GrantFiled: June 10, 1998Date of Patent: July 27, 1999Assignee: Honda Giken Kogyo Kabushiki KaishaInventors: Masahiro Imamura, Yorinori Kumagai
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Patent number: 5704457Abstract: A driving force from a motor is transmitted through a pinion, a first gear, a second gear, a third gear, a link, a control lever, a control shaft, a parking shaft and a parking lever to a parking pole. A lost motion spring is mounted between the control shaft and the parking lever for biasing the parking pole toward a parking gear. A one-way clutch is mounted between the third gear and a housing. The one-way clutch permits the driving force from the motor to be transmitted to the parking pole and prevents the resilient force of the lost motion spring from being transmitted back to the motor.Type: GrantFiled: February 20, 1996Date of Patent: January 6, 1998Assignee: Honda Giken Kogyo Kabushiki KaishaInventors: Kiyoshi Kimura, Makoto Kojima, Shoji Tokushima, Nobuo Takemasa, Masahiro Imamura, Tsutomu Suzuki
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Patent number: 5687612Abstract: A power transmitting apparatus for use in a transportation vehicle includes a motor shaft of a vehicle-driving motor, an input shaft operatively connecting with the motor shaft, output shafts provided in parallel with the input shaft to be connected with driven wheels of the vehicle, and a transmitting mechanism for transmitting driving power from the input shaft to the output shafts. The opposite end portions of the motor shaft are supported by a pair of motor shaft bearings, and one of the motor shaft end portions supports one of the opposite end portions of the input shaft in such a manner that the motor shaft can transmit driving power from the vehicle-driving motor to the input shaft. The other end portion of the input shaft is supported by another bearing, and the transmitting gearing is disposed adjacent to the other end portion of the input shaft remotely from the section where the one end portion of the input shaft is supported.Type: GrantFiled: February 21, 1996Date of Patent: November 18, 1997Assignee: Honda Giken Kogyo Kabushiki KaishaInventor: Masahiro Imamura