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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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
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Patent number: 7242887Abstract: An image forming apparatus features a toner removing unit which forms a cleaning electric field to remove toner adhering to a transfer member. The cleaning electric field electrostatically moves the toner adhering to the transfer member to an image bearing member while the transfer member is in contact with an inter-image area, wherein, a time when the toner removing unit forms the cleaning electric field is T1 in the case where the detection toner image is formed prior to the formation of the cleaning electric field in the inter-image area with which the transfer member is in contact, and a time when the toner removing unit forms the cleaning electric field is T2 in the case where the detection toner image is not formed in the inter-image area with which the transfer member is in contact, where T1 is longer than T2.Type: GrantFiled: June 10, 2005Date of Patent: July 10, 2007Assignee: Canon Kabushiki KaishaInventors: Yasushi Takeuchi, Yuichi Ikeda, Jun Tomine
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Publication number: 20070112255Abstract: An electric bending endoscope includes a temperature sensor that detects the temperature of a motor as a state value indicating the driving state of a bending drive unit. A bending control device comprises: a temperature detection unit that receives the data of the temperature detected by the temperature sensor; a record unit in which the limits of motor temperature inputted in advance are recorded; a comparison unit that compares the data of the temperature sent from the temperature detection unit with the limits of motor temperature recorded in the record unit; and a notification unit that notifies that the driving state of a motor is approaching the limit.Type: ApplicationFiled: January 4, 2007Publication date: May 17, 2007Applicant: Olympus Optical Co., Ltd.Inventors: Yuichi Ikeda, Keiichi Arai, Takemitsu Honda, Seiichiro Kimoto, Takayasu Miyagi, Toshinari Maeda, Toshimasa Kawai
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Publication number: 20070016959Abstract: An information-processing device for communicating with an external communication target device according to the present invention comprises an access permission request signal generator for generating an access permission request signal which requests the communication target device to permit an access and outputting the generated signal to the communication target device, an access permission/non-permission signal discriminator for discriminating an access permission/non-permission signal outputted by the communication target device which received the access permission request signal and generating an access prohibition signal when the access permission/non-permission signal shows the non-permission of the access, and a communication controller for restricting at least a part of the communication in response to the generation of the access prohibition signal.Type: ApplicationFiled: July 14, 2006Publication date: January 18, 2007Inventors: Yuichi Ikeda, Takuji Kioka
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Publication number: 20070005479Abstract: This enterprise portfolio simulation system includes the mechanisms of selecting companies having a large mutual influence from a company's own project portfolio, a business partner company, other competing companies, and still other companies giving an influence on the company's own project portfolio, the business partner company, and the other competing companies; configuring a company network with the own company, the business partner company, and the other competing companies; making each of the own company, the business partner company, and the other competing companies perform a reasonable intention decision while mutually giving an influence; and performing a numerical experiment of an economic activity.Type: ApplicationFiled: June 30, 2006Publication date: January 4, 2007Applicant: Hitachi, Ltd.Inventors: Yuichi Ikeda, Shigeru Kawamoto, Osamu Kubo, Chihiro Fukui
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Patent number: 7068393Abstract: Image data supplied to an image forming apparatus are converted into image data linearly correlated with the image density, and the image ratio is calculated by dividing the number of pixels in which the toner is deposited during image formation based on the thus-converted image, with a value obtained by multiplying the total pixel number corresponding to the size of the print medium with the number of gradation levels per pixel. Then the toner amount consumed in the image formation based on the entered image data is determined by multiplying the image ratio, the size of the print medium to be used and the toner amount consumed per unit area in a solid image formation.Type: GrantFiled: December 27, 2001Date of Patent: June 27, 2006Assignee: Canon Kabushiki KaishaInventors: Nobuatsu Sasanuma, Makoto Kanbayashi, Kazuo Suzuki, Yuichi Ikeda, Kenichi Nakagawa, Tomohisa Itagaki, Nobuhiko Zaima
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Patent number: 7060027Abstract: Driving force of a bending motor is transmitted to a sprocket via a clutch mechanism portion. The operation of a switching operation lever switches the clutch mechanism portion to a disconnecting/restoring status. A bending control device includes a bending angle calculating portion which calculates information on a bending status based on an output signal of a potentiometer, a motor driving signal generating portion which generates a driving signal for bending a bending portion, a JS-motor driving signal generating portion which calculates a position for an instructing status of a stick portion based on the information on the bending status and generates the driving signal for moving the stick portion to the position, and a calibration instructing portion which receives a position signal from a status detecting switch and which sends an instruction for outputting to a JS motor, the driving signal generated by the JS-motor driving signal generating portion.Type: GrantFiled: March 24, 2003Date of Patent: June 13, 2006Assignee: Olympus CorporationInventors: Toshinari Maeda, Keiichi Arai, Takemitsu Honda, Seiichiro Kimoto, Takayasu Miyagi, Yuichi Ikeda, Toshimasa Kawai
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Patent number: 7058215Abstract: This invention relates to a method of setting anti-forgery information addition level while taking an apparatus individual difference into consideration. The method is employed by a data processing system including: an image processing apparatus 100 for processing an image; and a maintenance apparatus 120, connected with the image processing apparatus through a network 110, for setting a processing function of the image processing apparatus 100. The maintenance apparatus 120 determines an anti-forgery information addition level depending on an individual difference of apparatuses, such as an exhaustion level of the image processing apparatus 100. The addition level determined by the maintenance apparatus 120 is transmitted to the image processing apparatus 100. The image processing apparatus 100 adds anti-forgery information to an inputted image at the addition level transmitted by the maintenance apparatus 120.Type: GrantFiled: October 19, 2001Date of Patent: June 6, 2006Assignee: Canon Kabushiki KaishaInventors: Yuichi Ikeda, Nobuatsu Sasanuma, Kazuo Suzuki, Tomohisa Itagaki, Nobuhiko Zaima
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Publication number: 20060104653Abstract: 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: November 1, 2005Publication date: May 18, 2006Applicant: 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: 20060100484Abstract: An electrical bending endoscope includes: an elongated insertion section having a bending portion that is bendable within a predetermined range; a control section that is arranged to the proximal end of the insertion section; a driving source that generates the driving force for bending the bending portion; a driving-force transmitting mechanism that transmits the driving force supplied from the driving source to the bending portion; a driving-force interrupting mechanism that is arranged to a transmitting line of the driving force transmitted from the driving source to the bending portion and interrupts the transmission of the driving force; a switching operating member that is arranged to the control section and mechanically connected to the driving-force interrupting mechanism, to interrupt the transmission of the driving force via the driving-force interrupting mechanism upon its operation; and an error-operation preventing device that prevents unintentional operation of the switching operating member.Type: ApplicationFiled: November 9, 2005Publication date: May 11, 2006Applicant: OLYMPUS CORPORATIONInventors: Toshinari Maeda, Keiichi Arai, Yuichi Ikeda, Takayasu Miyagi
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Publication number: 20060100485Abstract: A fluid control input device for endoscope includes a moving member that is moved in accordance with the operation for instructing the switching of a channel arranged in the endoscope by an operator, a restoring member that restores the moving member to a predetermined restoring position, an operated amount detecting member that detects the amount of movement or operated force of the moving member by the operation of the operator and outputs information corresponding to the detected amount of movement or operated force, a covering member that is connected to an exterior member of the endoscope so as to watertightly cover the moving member while permitting the movement of the moving member, and an amount-of-force changing mechanism that changes the amount of operated force of the moving member after/before a predetermined position at which the moving member is moved by the operation of the operator to the predetermined position.Type: ApplicationFiled: November 9, 2005Publication date: May 11, 2006Applicant: OLYMPUS CORPORATIONInventors: Keiichi Arai, Toshinari Maeda, Yuichi Ikeda, Takayasu Miyagi
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Publication number: 20060078349Abstract: 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: ApplicationFiled: September 19, 2005Publication date: April 13, 2006Applicant: Canon Kabushiki KaishaInventors: Jun Tomine, Yuichi Ikeda
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Publication number: 20060067729Abstract: An image forming apparatus includes a rotatable image bearing member; a toner image formation means for forming a toner image on the image bearing member; a transfer member, contactable to the image bearing member, for transferring a toner image from the image bearing member onto a recording material in a transfer region; a voltage source for applying a first bias voltage to the transfer member when the transfer member transfers the toner image onto the recording material; executing means for executing, in absence of the recording material in the transfer region, a toner application mode operation for transferring the toner image from the image bearing member onto the transfer member by application, from the voltage source to the transfer member, of a second bias voltage having a polarity which is the same as that of the first bias voltage and which is different from that of the first bias voltage.Type: ApplicationFiled: September 26, 2005Publication date: March 30, 2006Applicant: Canon Kabushiki KaishaInventors: Yuichi Ikeda, Jun Tomine
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Patent number: 7008376Abstract: An electric bending endoscope includes a bending portion arranged to an inserting portion and a bending driving unit which bends the bending portion. In the electric bending endoscope, the bending driving unit includes a motor which generates driving force for bending the bending portion, a first unit which holds the motor, a driving force transmitting member which transmits the driving force of the motor, and a second unit which bends the bending portion by the driving force of the motor. The electric bending endoscope further includes a first holding member which detachably supports, to the first unit, a rotating shaft arranged to the driving force transmitting member of the second unit.Type: GrantFiled: September 26, 2003Date of Patent: March 7, 2006Assignee: Olympus CorporationInventors: Yuichi Ikeda, Toshinari Maeda, Haruhiko Ueno, Keiichi Arai, Takayasu Miyagi
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Publication number: 20050281570Abstract: An image forming apparatus includes a movable image bearing member; a toner image forming unit which repeatedly forms plural toner images in the image bearing member; a detection toner image forming unit which forms a detection toner image in an inter-image area between the toner image and the toner image on the image bearing member; a transfer member which is in contact with an area in the image bearing member through intervention of a recording material, the toner image being formed in the area, the transfer member being in contact with the inter-image area with no recording material, the transfer member electrostatically transferring the toner image formed in the image bearing member to the recording material; a detecting unit which detects the detection toner image on the image bearing member; a controlling unit which variably controls a toner image forming condition of the toner image forming unit based on the detection result; and a toner removing unit which forms a cleaning electric field to remove tonType: ApplicationFiled: June 10, 2005Publication date: December 22, 2005Inventors: Yasushi Takeuchi, Yuichi Ikeda, Jun Tomine
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Publication number: 20050201775Abstract: The present invention relates to an image forming device comprises: an image bearing member; a transfer means; a first removing means which is provided outside transfer area and removes the toners on the image bearing member; and a second removing means which is provided outside transfer area and removes the toners on the transfer means. The toner image in the transfer area is transferred onto the transfer means by applying a bias with an opposite polarity with that of the predetermined polarity to the transfer means when the toner image formed according to the image information is in the transfer area, and no transfer material exists in the transfer area, and, at this time, and the toner image transferred onto the transfer means is removed with the second removing means, while the toners which have not been transferred onto the transfer material and have remained on the image bearing member is removed with the first removing means.Type: ApplicationFiled: March 10, 2005Publication date: September 15, 2005Applicant: Canon Kabushiki KaishaInventor: Yuichi Ikeda
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Patent number: 6932761Abstract: An electrically-bent endoscope includes a bend driving portion for bending a bending portion. The bend driving portion has a motor for generating driving force, a gear train for transmitting driving force generated in the motor, a sprocket for converting driving force of the motor to a back and forth movement of bending operation wires for bending the bending portion at the head portion of an inserting portion, and a clutch mechanism for connecting and disconnecting driving force transmitted from the gear train to the sprocket. The clutch mechanism includes a transmitting member for connecting and disconnecting the gear train and sprocket, a thrust mechanism for moving the transmitting member in the axial direction of the sprocket and a clutch operating member, connected to the thrust mechanism, for inputting instructions for connecting and disconnecting the gear train and the sprocket.Type: GrantFiled: September 26, 2003Date of Patent: August 23, 2005Assignee: Olympus CorporationInventors: Toshinari Maeda, Haruhiko Ueno, Keiichi Arai, Yuichi Ikeda, Takayasu Miyagi
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Publication number: 20040267093Abstract: 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: ApplicationFiled: April 23, 2004Publication date: December 30, 2004Applicant: Olympus CorporationInventors: Takayasu Miyagi, Toshinari Maeda, Keiichi Arai, Yuichi Ikeda