Patents by Inventor Kenji Kawazoe
Kenji Kawazoe 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: 20080266622Abstract: A sheet processing apparatus includes a feeding portion that feeds an original or a recording medium, a reading portion that reads an original, and a recording portion that performs recording on a recording medium. The original or recording medium fed from the feeding portion can be selectively conveyed to the reading portion or the recording portion, thereby allowing for compactness of the apparatus as well as cost reduction.Type: ApplicationFiled: April 22, 2008Publication date: October 30, 2008Applicant: CANON KABUSHIKI KAISHAInventors: Kenji Kawazoe, Haruo Uchida, Nozomu Nishiberi, Yoshiaki Watanabe, Yasuyuki Asai, Mitsuru Kondo
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Publication number: 20080265496Abstract: A recording apparatus includes a platen that guides a sheet, restraining members disposed on the platen at respective side edges of the sheet to restrain the side edges of the sheet from being raised, a sheet width detector that detects the width of the sheet, and a restraining member detector that detects the positions of the restraining members. At least one of the restraining members is moved in accordance with the information obtained by the sheet width detector regarding the positions of the side edges of the sheet and the information obtained by the restraining position detector regarding the positions of the restraining members.Type: ApplicationFiled: April 22, 2008Publication date: October 30, 2008Applicant: CANON KABUSHIKI KAISHAInventors: Koichiro Kawaguchi, Kenji Kawazoe, Haruo Uchida, Nozomu Nishiberi, Yoshiaki Watanabe, Yasuyuki Asai, Mitsuru Kondo
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Patent number: 7325898Abstract: A recording apparatus for recording on a recording material with a recording unit includes a carriage unit having a carriage that moves relative to the recording material. The carriage mounts the recording unit, which records an image on the recording material, and an adjustment head that includes an adjustment sensor, and a detection sensor is provided on the carriage to detect a position of the recording material. An offset amount is determined between a detected position detected by the detection sensor and a correct position by reading a common mark with the adjustment sensor of the adjustment head and the detection sensor. The recording unit records an image at a corrected position on the recording material based on the determined offset amount.Type: GrantFiled: June 27, 2003Date of Patent: February 5, 2008Assignee: Canon Kabushiki KaishaInventors: Kenji Kawazoe, Kazuhiko Takahashi
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Publication number: 20060274102Abstract: The invention is to provide a recording apparatus and a recording method, capable of automatically specifying a type of a recording medium by a simple and inexpensive structure, thereby automating a sheet type setting operation and avoiding an error of user in such sheet type setting operation. The apparatus is equipped with first detectors for detecting a width dimension of a recording medium, a second detector for detecting a surface characteristic of the recording medium, and a discriminator for discriminating the type of the recording medium based on the results of the first and second detectors.Type: ApplicationFiled: May 31, 2006Publication date: December 7, 2006Applicant: CANON KABUSHIKI KAISHAInventors: Junichi Yoshikawa, Kenji Kawazoe, Katsuyuki Yokoi, Tetsuyo Ohashi
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Patent number: 7073880Abstract: This invention is intended to perform a mounting/dismounting or replacement of a print head and ink tank mounted on the carriage without contaminating a print medium including a tray when performing an ink jet printing using the tray. For this purpose, the tray guide that supports the tray so that it can be fed is removably mounted to the printing apparatus. Whether this tray guide is mounted to the printing apparatus is detected by the tray guide sensor. According to a result of detection by this tray guide sensor, the control unit for controlling the driving of the carriage controls the position of the carriage in the main scan direction.Type: GrantFiled: August 28, 2003Date of Patent: July 11, 2006Assignee: Canon Kabushiki KaishaInventors: Seiji Takahashi, Kenji Kawazoe, Haruyuki Yanagi, Hiroyuki Saito
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Patent number: 6992693Abstract: In a display apparatus (10), a lenticular lens (2) is detachable from or integrated with a frame (1). An insertion slot 3 for inserting an object to be displayed in the horizontal direction is formed between the frame (1) and lenticular lens (2). An arm (4) which is used to place the display apparatus to stand upright in a portrait or landscape position, and attachment grooves (5) that receive the arm (4) are formed on the back surface of the frame (1). The arm (4) and upper, lower, right, and left symmetrical attachment grooves (5) are formed to be able to place the display apparatus (10) in any of the upper, lower, right, and left directions when the object to be placed is set in a direction perpendicular to its insertion direction.Type: GrantFiled: August 29, 2002Date of Patent: January 31, 2006Assignee: Canon Kabushiki KaishaInventors: Hiroshi Tajika, Kenji Kawazoe, Yuji Konno, Norihiro Kawatoko, Takayuki Ogasahara, Tetsuya Edamura, Tetsuhiro Maeda, Atsuhiko Masuyama
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Patent number: 6953246Abstract: In recording on a recording medium such as a CD-R using a tray, a recording apparatus is provided, which is capable of correctly conveying the recording medium in a recording apparatus with easy operation by a simple low-cost recording construction. A tapered portion is provided at the leading end of the tray while a tray sheet, which is smaller in thickness than the tray, is stuck on the bottom surface of the tapered portion so as to protrude from the leading end of the tray in the conveying direction of the tray.Type: GrantFiled: June 26, 2003Date of Patent: October 11, 2005Assignee: Canon Kabushiki KaishaInventors: Seiji Takahashi, Kenji Kawazoe, Haruyuki Yanagi
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Patent number: 6871946Abstract: A recording apparatus effects recording on a recording material by a recorder. The apparatus includes a tray, mountable to the recording apparatus, for stacking a recording material, a portion to be detected, provided on the tray to permit detection of a position of the tray, and a tray position detecting portion for detecting the portion to be detected. A position of the recording material stacked on the tray is detected by detecting the position of the portion to be detected.Type: GrantFiled: July 8, 2003Date of Patent: March 29, 2005Assignee: Canon Kabushiki KaishaInventors: Haruyuki Yanagi, Kenji Kawazoe, Seiji Takahashi, Takao Nakamura
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Patent number: 6721343Abstract: A laser processing apparatus comprises a laser generator for generating laser light, a laser controller for controlling the laser generator, a positioning unit for positioning the laser light, a control method memory for storing an optimum control method corresponding to the moving distance of the positioning unit, and a position controller for controlling the position of the positioning unit by the optimum control method. Controlling the position by the optimum control method corresponding to the moving distance increases a processing speed.Type: GrantFiled: June 5, 2001Date of Patent: April 13, 2004Assignee: Matsushita Electric Industrial Co., Ltd.Inventors: Kenji Kawazoe, Katsuichi Ukita
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Publication number: 20040061757Abstract: A recording apparatus for effecting recording on a recording material by recording means, the apparatus includes a tray, mountable to the recording apparatus, for stacking a recording material; a feeding roller for feeding the tray; a portion to be detected, provided on the tray to permit detection of a position of the tray; a tray position detecting portion for detecting the portion to be detected; wherein a position of recording material stacked on the tray is detected by detecting the position of the portion to be detected.Type: ApplicationFiled: July 8, 2003Publication date: April 1, 2004Applicant: CANON KABUSHIKI KAISHAInventors: Haruyuki Yanagi, Kenji Kawazoe, Seiji Takahashi, Takao Nakamura
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Publication number: 20040051917Abstract: A recording apparatus is provided, which includes: a conveying roller for conveying a recording material; a carriage moved in a direction that crosses a recording material conveying direction while being mounted with a recording unit; a first detecting unit placed on the carriage to detect a position of the recording material; an adjusting unit for measuring a position of the first detecting unit and calculating a difference between the detected position and a predetermined position; and a control unit for controlling a position of recording by the recording unit using the calculation result of the adjusting unit. Accordingly, the adjustment of the recording unit in relation to a sensor mounted to the carriage can be readily and accurately performed.Type: ApplicationFiled: June 27, 2003Publication date: March 18, 2004Applicant: Canon Kabushiki KaishaInventors: Kenji Kawazoe, Kazuhiko Takahashi
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Publication number: 20040041853Abstract: This invention is intended to perform a mounting/dismounting or replacement of a print head and ink tank mounted on the carriage without contaminating a print medium including a tray when performing an ink jet printing using the tray. For this purpose, the tray guide that supports the tray so that it can be fed is removably mounted to the printing apparatus. Whether this tray guide is mounted to the printing apparatus is detected by the tray guide sensor. According to a result of detection by this tray guide sensor, the control unit for controlling the driving of the carriage controls the position of the carriage in the main scan direction.Type: ApplicationFiled: August 28, 2003Publication date: March 4, 2004Applicant: Canon Kabushiki KaishaInventors: Seiji Takahashi, Kenji Kawazoe, Haruyuki Yanagi, Hiroyuki Saito
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Publication number: 20040017462Abstract: In recording on a recording medium such as a CD-R using a tray, a recording apparatus is provided, which is capable of correctly conveying the recording medium in a recording apparatus with easy operation by a simple low-cost recording construction. A tapered portion is provided at the leading end of the tray while a tray sheet, which is smaller in thickness than the tray, is stuck on the bottom surface of the tapered portion so as to protrude from the leading end of the tray in the conveying direction of the tray.Type: ApplicationFiled: June 26, 2003Publication date: January 29, 2004Applicant: Canon Kabushiki KaishaInventors: Seiji Takahashi, Kenji Kawazoe, Haruyuki Yanagi
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Patent number: 6601944Abstract: An image printing apparatus according to the present invention, includes a unit for conveying a printing medium and a unit for scanning a carriage to move across the direction in which the printing medium is conveyed by the printing medium conveying unit, the carriage being attached with a printing head for printing an image on the printing medium, the image printing apparatus further comprises a scale disposing along the direction of scanning of the carriage by the scanning unit, a sensor for detecting the position of the carriage to the scale, the sensor being mounted on the carriage opposing to the scale, and a cover for covering the sensor and at least a part of the scale adjoining the sensor, the cover including ribs 41a and 41b for guiding the scale to predetermined position with respect to the sensor, thereby resolving the problem that the printing of high-quality image on the printing medium is hindered by the foreign matters such as the paper dust, common dust, mist and the like adhering to the surfaType: GrantFiled: August 4, 2000Date of Patent: August 5, 2003Assignee: Canon Kabushiki KaishaInventor: Kenji Kawazoe
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Publication number: 20030058335Abstract: In a display apparatus (10), a lenticular lens (2) is detachable from or integrated with a frame (1). An insertion slot 3 for inserting an object to be displayed in the horizontal direction is formed between the frame (1) and lenticular lens (2). An arm (4) which is used to place the display apparatus to stand upright in a portrait or landscape position, and attachment grooves (5) that receive the arm (4) are formed on the back surface of the frame (1). The arm (4) and upper, lower, right, and left symmetrical attachment grooves (5) are formed to be able to place the display apparatus (10) in any of the upper, lower, right, and left directions when the object to be placed is set in a direction perpendicular to its insertion direction.Type: ApplicationFiled: August 29, 2002Publication date: March 27, 2003Applicant: Canon Kabushiki KaishaInventors: Hiroshi Tajika, Kenji Kawazoe, Yuji Konno, Norihiro Kawatoko, Takayuki Ogasahara, Tetsuya Edamura, Tetsuhiro Maeda, Atsuhiko Masuyama
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Publication number: 20020021342Abstract: A print medium to be applied to a printing apparatus has print areas on which to print desired images and a discard area or separably provided in at least one of the front and rear end portions thereof. The width of the discard area provided in the front end portion of the print medium is set wider than a distance from the front end of the print medium accommodating portion to the feeding means and a distance from the discharge means to the most downstream position printed by the printing means. The width of the discard area provided in the rear end portion of the print medium is set wider than a distance from the most upstream position printed by the printing means to the transport means.Type: ApplicationFiled: July 16, 2001Publication date: February 21, 2002Inventors: Kenji Kawazoe, Hiroshi Tajika
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Publication number: 20010048701Abstract: A laser processing apparatus comprises a laser generator for generating laser light, a laser controller for controlling the laser generator, a positioning unit for positioning the laser light, a control method memory for storing an optimum control method corresponding to the moving distance of the positioning unit, and a position controller for controlling the position of the positioning unit by the optimum control method. Controlling the position by the optimum control method corresponding to the moving distance increases a processing speed.Type: ApplicationFiled: June 5, 2001Publication date: December 6, 2001Inventors: Kenji Kawazoe, Katsuichi Ukita
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Patent number: 6062670Abstract: The present invention relates to a discharge recovery processing of an ink jet recording apparatus which forms an image on the recording medium by discharging the ink. The invention aims to prevent the increase in the running costs and the shortened life of a waste ink tank by preventing the wasteful ink consumption which may be caused by the dual use of an automatic recovery processing and a manual recovery processing after the replacement of an ink tank.Also, the invention further aims to provide an ink jet recording apparatus with high safety and reliability as well as effecting an appropriate recovery by controlling the movement of head in involving the recovery.Type: GrantFiled: June 16, 1994Date of Patent: May 16, 2000Assignee: Canon Kabushiki KaishaInventors: Kazuya Iwata, Osamu Asakura, Masasumi Nagashima, Yoshiyuki Shimamura, Kenji Kawazoe, Seiji Takahashi, Yuji Kanome, Tetsuya Ishikawa, Takahiro Ohde
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Patent number: 5997120Abstract: In a recording apparatus using a plurality of kinds of head cartridges each comprising an ink jet recording head and an ink tank formed as a unit, the present invention prevents, when a wrong head cartridge has been mounted during cartridge exchange, data regarding the remain of ink in a thitherto used cartridge of other kind from being lost, and enables the remain of ink in that cartridge to be confirmed. A user is pressed for the exchange of the head cartridge now mounted to thereby effect the exchange actually, and is called on to confirm whether the newly mounted head cartridge is a right one, and the initialization of the data regarding the remain of ink is effected when the user has done the inputting of the confirmation.Type: GrantFiled: May 30, 1995Date of Patent: December 7, 1999Assignee: Canon Kabushiki KaishaInventors: Takahiro Ohde, Osamu Asakura, Masasumi Nagashima, Yoshiyuki Shimamura, Kenji Kawazoe, Kazuya Iwata, Seiji Takahashi, Yuji Kanome, Tetsuya Ishikawa
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Patent number: 5992961Abstract: An ink jet recording apparatus is provided with at least one first electrode at least in either a recording head or ink retaining member, dielectric adjacent to the first electrode or laying between the first electrodes, a second electrode electrically connected to the first electrode through the dielectric and ink, power supply to apply and release voltage to and from the first electrode, potential difference detector for detecting the potential of the second electrode, and equivalent circuit to determine the ink remains at least in either one of the recording head and ink retaining member in accordance with the potential of the second electrode detected by potential difference detector. In this way, it is possible to provide an ink jet recording apparatus having equivalent circuit for detecting ink shortage, and expect a highly precise detection thereof, and also, to provide information processing systems having such recording apparatus for its output device.Type: GrantFiled: July 14, 1995Date of Patent: November 30, 1999Assignee: Canon Kabushiki KaishaInventors: Tetsuya Ishikawa, Osamu Asakura, Masasumi Nagashima, Yoshiyuki Shimamura, Kenji Kawazoe, Kazuya Iwata, Seiji Takahashi, Yuji Kanome, Takahiro Ohde