Patents by Inventor Yuichi Ikeda
Yuichi Ikeda 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: 7877049Abstract: An image forming apparatus includes a vibration detecting sensor. If the vibration detecting sensor detects a vibration at or above a defined level, a toner image for detection is formed, and image forming conditions are controlled based on detection results of the formed toner image.Type: GrantFiled: June 21, 2007Date of Patent: January 25, 2011Assignee: Canon Kabushiki KaishaInventor: Yuichi Ikeda
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Patent number: 7828723Abstract: A power driven bending endoscope with detachable insertion portion 2 is formed of an insertion body 3 having a flexible bending portion 3B, and a motor unit 4 having an electric motor 23 for driving to bend the bending portion 3B and a potentiometer 26 for detecting a bending state of the bending portion 3B, which are detachably coupled.Type: GrantFiled: June 1, 2007Date of Patent: November 9, 2010Assignee: Olympus CorporationInventors: Haruhiko Ueno, Yuichi Ikeda, Tatsuya Ishizuka, Tatsuya Furukawa, Yutaka Masaki, Masanobu Koitabashi, Noriaki Kanazawa
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Publication number: 20100228682Abstract: A simulation for an efficient allocation of the resources, such as funds and manpower, can be performed in plural concurrent projects in order to minimize a delay period and excess of cost. The simulation is practiced with each project regarded as an agent and the optimized solution is outputted by using a genetic algorithm. Specifically, a risk factor of each project is inputted by input means, and the optimal allocation of facilities and labor is determined by arithmetic means with a delay period and a delay event probability using a delay risk model, time development of production, and minimization of an objective function.Type: ApplicationFiled: February 19, 2010Publication date: September 9, 2010Applicant: Hitachi, Ltd.Inventors: Yuichi IKEDA, Shingo Miyazaki, Takeshi Yokota, Kenji Hatsuda
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Patent number: 7780593Abstract: A bend section is disposed on an insertion section. A rotary body, on which a proximal end portion of a wire for a bend operation, which has a distal end portion connected to the bend section, is rotatably supported in a large-diameter section. Driving force transmission portion, which converts linear movement of a working shaft that is operable in a linear direction to rotational movement of the rotary body, is provided in the large-diameter section. A driving source unit is detachably coupled to the large-diameter section on the proximal end side of the insertion section. The driving source unit is provided with operation section which linearly moves the working shaft, in accordance with an operation of a driving shaft that operates in a linear direction by a driving force from a driving motor.Type: GrantFiled: December 24, 2007Date of Patent: August 24, 2010Assignee: Olympus Medical Systems Corp.Inventors: Haruhiko Ueno, Yuichi Ikeda, Tomoaki Sato, Shuji Nakamura
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Patent number: 7722532Abstract: An electric bending endoscope comprises a bending portion arranged to an inserting portion, a bending driving unit and a buffering member. The bending driving unit bends the bending portion, and includes a motor, a first unit and a second unit. The motor generates driving force for bending the bending portion. The first unit holds the motor. The second unit includes a driving force transmitting member. The buffering member connects the first unit to an outer member of the inserting portion, a connecting code and a switch. The buffering member absorbs external force generated during the operation of the electric bending endoscope.Type: GrantFiled: September 26, 2003Date of Patent: May 25, 2010Assignee: Olympus Optical Co., Ltd.Inventors: Yuichi Ikeda, Toshinari Maeda, Haruhiko Ueno, Keiichi Arai, Takayasu Miyagi
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Publication number: 20100074645Abstract: An image forming apparatus includes an image bearing member; toner image formation means for forming a toner image on the image bearing member; removing means for removing deposited matter deposited on the image bearing member; detecting means for detecting a toner image to be detected, formed on the toner image formation means; control means for controlling a toner image forming condition of the toner image forming means in accordance with a result of detection of the toner image to be detected by the detecting means; the apparatus being operable in a mode in which the removing means operates to remove the deposition, and the detecting means operates to detect the toner image to be detected, executing means for executing an operation in the mode; and an operating portion for manually starting execution of the operation in the mode by the executing means.Type: ApplicationFiled: December 2, 2009Publication date: March 25, 2010Applicant: CANON KABUSHIKI KAISHAInventors: Yuichi YAMAMOTO, Eiichi MOTOYAMA, Yoshihito OSARI, Kuniyasu KIMURA, Hiroaki TOMIYASU, Takahiko YAMAOKA, Jun TOMINE, Yuichi IKEDA, Yasushi TAKEUCHI
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Patent number: 7662092Abstract: An electric bending endoscope according to the present invention includes a bending portion arranged to an inserting portion, a bending driving mechanism which electrically bends the bending portion, an operation input member which instructs an operation to the bending driving mechanism so that the bending driving mechanism bends the bending portion, and a bending angle holding mechanism which holds the bending angle of the bending portion.Type: GrantFiled: April 23, 2004Date of Patent: February 16, 2010Assignee: Olympus CorporationInventors: Takayasu Miyagi, Toshinari Maeda, Keiichi Arai, Yuichi Ikeda
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Patent number: 7650094Abstract: An image forming apparatus includes an image bearing member; toner image formation means for forming a toner image on the image bearing member; removing means for removing deposited matter deposited on the image bearing member; detecting means for detecting a toner image to be detected, formed on the toner image formation means; control means for controlling a toner image forming condition of the toner image forming means in accordance with a result of detection of the toner image to be detected by the detecting means; the apparatus being operable in a mode in which the removing means operates to remove the deposition, and the detecting means operates to detect the toner image to be detected, executing means for executing an operation in the mode; and an operating portion for manually starting execution of the operation in the mode by the executing means.Type: GrantFiled: November 1, 2005Date of Patent: January 19, 2010Assignee: Canon Kabushiki KaishaInventors: Yuichi Yamamoto, Eiichi Motoyama, Yoshihito Osari, Kuniyasu Kimura, Hiroaki Tomiyasu, Takahiko Yamaoka, Jun Tomine, Yuichi Ikeda, Yasushi Takeuchi
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Publication number: 20090097868Abstract: An image forming apparatus includes cartridges mounted to the main body of the image forming apparatus and including at least developing devices that develop latent images, formed on image bearing members, into toner images. The image forming apparatus forms an image onto a recording material. In the apparatus, for the developing devices, first and second cartridges containing toners having the same hue and having different brightnesses may be exchanged with respect to the main body of the image forming apparatus for use. In addition, a maximum toner amount with respect to the image bearing member when the first cartridge is used is made different from a maximum toner amount with respect to the image bearing member when the second cartridge is used.Type: ApplicationFiled: October 7, 2008Publication date: April 16, 2009Applicant: CANON KABUSHIKI KAISHAInventor: Yuichi Ikeda
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Publication number: 20090082621Abstract: The present invention has an object to provide an electric bending endoscope apparatus with a configuration which is always capable of securing favorable operability at a time of using an endoscope without placing a weight burden on an operator when operating the endoscope, and for the purpose, the electric bending endoscope apparatus includes at least an electric bending endoscope that is configured by an elongated insertion portion which is inserted into a body cavity, a bending drive section which electrically drives a part of the insertion portion to bend, and an operation portion configured to be separate from the bending drive section and electrically connected to the bending drive section, and performs observation and treatment of an inside of the body cavity, a system controller which is electrically connected to the electric bending endoscope and centrally controls the electric bending endoscope, and an endoscope holding device configured by a bending drive unit which contains the bending drive sectiType: ApplicationFiled: April 7, 2006Publication date: March 26, 2009Inventors: Yuichi Ikeda, Tatsuya Furukawa, Masanobu Koitabashi, Haruhiko Ueno, Noriaki Kanazawa, Tatsuya Ishizuka, Yutaka Masaki
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Publication number: 20090012365Abstract: A driving source unit is detachably coupled to a large-diameter section on a proximal end side of a scope section. When the driving source unit and the large-diameter section are coupled, working shafts of the large-diameter section are engaged with driving shafts of the driving source unit, and the driving shafts linearly move on the basis of a driving force that is generated from driving motor of the driving source unit. One of the working shafts is moved in accordance with the linear movement of the driving shafts. The movement of one of the working shafts, which is moved by the driving shaft, is transmitted via a pinion gear to the other working shaft in a direction opposite to a direction of the movement of the one working shaft. A bend operation wire is pulled by the movement of the working shaft that moves and a bending section is bent.Type: ApplicationFiled: January 22, 2008Publication date: January 8, 2009Applicant: OLYMPUS MEDICAL SYSTEMS CORP.Inventors: Haruhiko UENO, Yuichi IKEDA, Tomoaki SATO, Shuji NAKAMURA
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Patent number: 7398043Abstract: An image forming apparatus includes an image bearing member for carrying a toner image; a toner image developing device for forming a toner image on the image bearing member; a transfer roller for contacting the image bearing member to form a nip therebetween and for being supplied with a voltage to transfer the toner image from the image bearing member onto the recording material in the nip; a voltage source for applying a voltage to the transfer roller; an executing devise for executing a toner application mode for transferring the toner image onto the transfer roller by applying a voltage to the transfer roller contacted to the toner image in the nip.Type: GrantFiled: September 26, 2005Date of Patent: July 8, 2008Assignee: Canon Kabushiki KaishaInventors: Yuichi Ikeda, Jun Tomine
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Publication number: 20080125628Abstract: A bend section is disposed on an insertion section. A rotary body, on which a proximal end portion of a wire for a bend operation, which has a distal end portion connected to the bend section, is rotatably supported in a large-diameter section. Driving force transmission portion, which converts linear movement of a working shaft that is operable in a linear direction to rotational movement of the rotary body, is provided in the large-diameter section. A driving source unit is detachably coupled to the large-diameter section on the proximal end side of the insertion section. The driving source unit is provided with operation section which linearly moves the working shaft, in accordance with an operation of a driving shaft that operates in a linear direction by a driving force from a driving motor.Type: ApplicationFiled: December 24, 2007Publication date: May 29, 2008Applicant: OLYMPUS MEDICAL SYSTEMS CORP.Inventors: Haruhiko UENO, Yuichi IKEDA, Tomoaki SATO, Shuji NAKAMURA
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Publication number: 20080119695Abstract: Lead screws and nut members screwed to the respective lead screws are provided on a wire operation section for operating wires for operating a bending section in a bending manner, and a driving force generating section, a drive coupling shaft rotationally driven in a spin direction by a driving force from the driving force generating section, and drive couplings are provided on a drive source unit separably coupled to the wire operation section. The lead screws are rotationally driven in a spin direction from the driving force generating section via the drive coupling shaft to move the nut members in the axial direction thereby performing pulling operation of the wires during coupling of the drive source unit and the wire operation section.Type: ApplicationFiled: January 11, 2008Publication date: May 22, 2008Applicant: OLYMPUS MEDICAL SYSTEMS CORP.,Inventors: Haruhiko UENO, Yuichi IKEDA, Tomoaki SATO, Shuji NAKAMURA
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Patent number: 7366438Abstract: An image forming apparatus includes an image bearing member; a toner image forming section for forming toner images on the image bearing member, whereby the toner image forming section forms a detection patch on the image bearing member; a transfer member for contacting the image bearing member to form a transfer nip portion, and electrically transferring the toner image to the recording material in the transfer nip portion; a detector for detecting the detection patch; a controller for variably controlling a toner image forming condition based on the detection result of the detector; and a toner removing section for forming a cleaning electric field to remove toner adhering to the transfer member when the inter-toner image area passes through the transfer nip portion. The electric field electrostatically moves the toner adhering to the transfer member to the image bearing member.Type: GrantFiled: April 16, 2007Date of Patent: April 29, 2008Assignee: Canon Kabushiki KaishaInventors: Yasushi Takeuchi, Yuichi Ikeda, Jun Tomine
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Patent number: 7331924Abstract: An electric bending endoscope apparatus includes an electric bending endoscope, a bending control device for controlling a bending direction and the amount of bending of a bending portion based on a bending instructing signal outputted from a portion for instructing a bending operation in the electric bending endoscope, an image processing device for generating an observing image captured by the electric bending endoscope to a video signal, and a display device for displaying the video signal generated by the image processing device as an endoscope image, wherein the electric bending endoscope includes a bending driving portion for bending the bending portion arranged at an inserting portion, a bending motive portion for driving the bending driving portion, a portion for restoring transmission and disconnection of driving force that reversibly switches a status for transmitting the driving force by transmitting the driving force of the bending motive portion to the bending driving portion and a status for disType: GrantFiled: March 21, 2003Date of Patent: February 19, 2008Assignee: Olympus CorporationInventors: Keiichi Arai, Takemitsu Honda, Seiichiro Kimoto, Takayasu Miyagi, Toshinari Maeda, Yuichi Ikeda, Toshimasa Kawai
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Publication number: 20070297835Abstract: An image forming apparatus includes a vibration detecting sensor. If the vibration detecting sensor detects a vibration at or above a defined level, a toner image for detection is formed, and image forming conditions are controlled based on detection results of the formed toner image.Type: ApplicationFiled: June 21, 2007Publication date: December 27, 2007Applicant: CANON KABUSHIKI KAISHAInventor: Yuichi Ikeda
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Publication number: 20070238927Abstract: A power driven bending endoscope with detachable insertion portion 2 is formed of an insertion body 3 having a flexible bending portion 3B, and a motor unit 4 having an electric motor 23 for driving to bend the bending portion 3B and a potentiometer 26 for detecting a bending state of the bending portion 3B, which are detachably coupled.Type: ApplicationFiled: June 1, 2007Publication date: October 11, 2007Applicant: Olympus CorporationInventors: Haruhiko Ueno, Yuichi Ikeda, Tatsuya Ishizuka, Tatsuya Furukawa, Yutaka Masaki, Masanobu Koitabshi, Noriaki Kanazawa
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Publication number: 20070232856Abstract: An endoscope 2 includes an insertion body 3 equipped with a potentiometer 26 for detecting a bending state of a bending portion 3B which is allowed to be bent and inserted into a subject and an electric connector 18c for outputting an electric signal as a detection result of the potentiometer 26, and a motor unit 4 detachable with respect to the insertion body 3 via an attachment/detachment portion 14, which is equipped with an electric motor 23 for bending the bending portion 3B.Type: ApplicationFiled: May 31, 2007Publication date: October 4, 2007Applicant: Olympus CorporationInventors: Haruhiko Ueno, Tatsuya Ishizuka, Yuichi Ikeda, Tatsuya Furukawa, Yutaka Masaki, Masanobu Koitabashi, Noriaki Kanazawa
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Patent number: 7254356Abstract: An image forming apparatus includes: a belt member for bearing and moving a toner image; a tension roller for supporting the belt member and imparting tension to the belt member; a transferring device for transferring the toner image borne by the belt member to a recording material; a blade member which is in contact with a portion of the belt member supported by the tension roller to be at an acute angle on a downstream side with respect to a moving direction of the belt member and which removes toner on the belt member; a supporting member for supporting the blade member; a fixing member which fixes on the supporting member a substantial central portion of the blade member in a direction perpendicular to the moving direction of the belt member so that the blade member is rotatable; and a cushion member which is disposed between the fixing member and the blade member and which is deformed to urge the blade member, wherein the cushion member is disposed on a side opposite to the belt member with respect to thType: GrantFiled: September 19, 2005Date of Patent: August 7, 2007Assignee: Canon Kabushiki KaishaInventors: Jun Tomine, Yuichi Ikeda