Patents by Inventor Kenji Kitabatake
Kenji Kitabatake 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: 8297731Abstract: A recording apparatus includes a carriage, ink containers mounted in the carriage and including respective light emitters, a driving unit for moving the ink tanks, a light receiver receiving light from the light emitters, a light control unit controlling lighting the light emitter of a predetermined ink container, and a determining unit for determining whether the predetermined ink container is mounted at a correct position, based on the light emitted from the light emitter of the predetermined ink container at positions. When the driving unit does not move the carriage to a position where at least one of the ink containers is facing the light receiver, the determining unit determines whether the at least one of the ink containers is mounted at the correct position, based on the light received from the light emitters at a position adjacent to the facing position.Type: GrantFiled: September 14, 2009Date of Patent: October 30, 2012Assignee: Canon Kabushiki KaishaInventors: Takayuki Ochiai, Akira Kuribayashi, Yasuhiko Ikeda, Mitsuyuki Fujibayashi, Kenji Kitabatake
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Publication number: 20120127247Abstract: A liquid container detachably mountable to a mounting portion of an ink jet recording apparatus, the liquid container including a casing defining a liquid containing chamber, an electrical contact, a light emitter, a display portion for directing emitted light to an outside of the liquid container, and an information storing portion for storing information relating to the liquid container. First and second engaging portions are engageable with respective first and second locking portions of the mounting portion, and are disposed at opposite first and second sides of the casing. A latch lever displaceably supports the second engaging portion away from the second side. A supply port is provided on a third side of the casing between the first and second sides, the electrical contact is disposed at a corner between the second and third sides, and the display portion is disposed adjacent an upper portion of the second side.Type: ApplicationFiled: January 26, 2012Publication date: May 24, 2012Applicant: CANON KABUSHIKI KAISHAInventors: Hiromasa Anma, Haruyuki Matsumoto, Kenjiro Watanabe, Hajime Yamamoto, Yukuo Yamaguchi, Yasuo Kotaki, Keisuke Matsuo, Kenji Kitabatake, Eiichiro Shimizu
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Publication number: 20120120154Abstract: A liquid ejection apparatus has an ejection orifice ejecting a liquid; a liquid storage section storing the liquid; a conductive communication path forming member forming a communication path to supply the liquid from the liquid storage section to the ejection orifice; and an electrode provided inside the liquid storage section and used to detect a remaining amount of the liquid, the communication path is electrically connected to the electrode, and the electrical resistance value between the electrode and the communication path contacting the liquid when the liquid is present in the liquid storage section is smaller than the electrical resistance value between the electrode and the communication path when the liquid is not present in the liquid storage section, and a recording apparatus capable of detecting the presence or absence of ink in the recording head with high precision without increasing the size of the recording head can be provided.Type: ApplicationFiled: September 19, 2011Publication date: May 17, 2012Applicant: CANON KABUSHIKI KAISHAInventors: Satoshi Oikawa, Yusuke Kiyokawa, Kenji Kitabatake, Takuya Iwano
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Publication number: 20120113192Abstract: A flexible wiring substrate that is used in a liquid ejection head having an element substrate provided with energy generating elements for generating energy for ejecting liquid includes: a bending portion; a base member including resin; electrical wiring lines formed on the base member and electrically connected to the element substrate, the electrical wiring lines extending over a ridge of the bending portion; and a metal layer that is arranged on an area of the base member in which no electrical wiring lines are provided and that is not electrically connected to the element substrate, the metal layer extending over the ridge.Type: ApplicationFiled: October 28, 2011Publication date: May 10, 2012Applicant: CANON KABUSHIKI KAISHAInventors: Satoshi Kimura, Satoshi Oikawa, Kenji Kitabatake, Yukuo Yamaguchi
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Publication number: 20120081425Abstract: A recording apparatus includes a carriage, ink containers mounted in the carriage and including respective light emitters, a driving unit for moving the ink tanks, a light receiver receiving light from the light emitters, a light control unit controlling lighting the light emitter of a predetermined ink container, and a determining unit for determining whether the predetermined ink container is mounted at a correct position, based on the light emitted from the light emitter of the predetermined ink container at positions. When the driving unit does not move the carriage to a position where at least one of the ink containers is facing the light receiver, the determining unit determines whether the at least one of the ink containers is mounted at the correct position, based on the light received from the light emitters at a position adjacent to the facing position.Type: ApplicationFiled: December 9, 2011Publication date: April 5, 2012Applicant: CANON KABUSHIKI KAISHAInventors: Takayuki Ochiai, Akira Kuribayashi, Yasuhiko Ikeda, Mitsuyuki Fujibayashi, Kenji Kitabatake
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Patent number: 8136930Abstract: A liquid container detachably mountable to a mounting portion of an ink jet printer including an information storing portion for storing information relating to the liquid container; a controller controls light emission of a light emitting portion, based on individual information corresponding to the ink container, supplied through a container contact from a printer contact, and the discrimination information stored in the memory; a light guide member having a light incident portion and a light emergence portion, the light guide member configured to guide the light entered from the light incident portion to the light emergence portion so as to cause a light receptor to receive the light emerged from the light emergence portion to obtain light reception information used for discriminating properness of position of the ink container mounted in the mounting portion.Type: GrantFiled: March 21, 2007Date of Patent: March 20, 2012Assignee: Canon Kabushiki KaishaInventors: Hiromasa Anma, Haruyuki Matsumoto, Kenjiro Watanabe, Hajime Yamamoto, Yukuo Yamaguchi, Yasuo Kotaki, Keisuke Matsuo, Kenji Kitabatake, Eiichiro Shimizu
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Patent number: 8109617Abstract: A structure for informing a state of the ink tank by a light emitting section such as LED, capable of displaying such information at a position easily visible by the user and favorably sending the emitted light both to the user and a light receiver section on the printer side without needing electric wiring which may disturb the user's visibility or manipulation. The light emitting section is separated from the display section and a light guiding section is provided between the both. A member for suitably limiting the emission of light is provided in the display section. Thereby, it is possible to dispose the display section at the best position without needing the electric wiring on the ink tank and obtain a preferable light volume suitable both for the improvement in user's visibility and the stability of the operation of the light receiving section.Type: GrantFiled: February 22, 2008Date of Patent: February 7, 2012Assignee: Canon Kabushiki KaishaInventors: Yasuo Kotaki, Keisuke Matsuo, Kenji Kitabatake, Hiromasa Amma, Naoki Tashiro
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Patent number: 8091998Abstract: A liquid container detachably mountable to a mounting portion of an ink jet recording apparatus, and which includes a liquid chamber, a light emitter, an electrical contact which receives a signal for light emission by the light emitter, and a display portion which directs emitted light from the light emitter toward an outside of the liquid container. A latch lever is elastically deformable and has a latching portion spaced from a first side of the liquid container, the first side being between the latching portion and the liquid chamber. A liquid supply port is disposed at a second side of the liquid container. The electrical contact is disposed at a position which is between the latching portion and the liquid supply port as seen facing both of the first and second sides, and the display portion is disposed adjacent to an upper portion, in use, of the first side.Type: GrantFiled: October 27, 2010Date of Patent: January 10, 2012Assignee: Canon Kabushiki KaishaInventors: Hiromasa Anma, Haruyuki Matsumoto, Kenjiro Watanabe, Hajime Yamamoto, Yukuo Yamaguchi, Yasuo Kotaki, Keisuke Matsuo, Kenji Kitabatake, Eiichiro Shimizu
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Publication number: 20110316945Abstract: An ink tank provided with a supply port for supplying the ink contained therein and an electric contact for information transmission is smoothly and securely attached to an attachment section of a printing apparatus while achieving secure connection of an electric contact section at the same time. The ink tank is configured to be attachable to the attachment section by positioning a first engagement section at a first fitting section on the attachment section, and then by rotating the ink tank around the positioned first engagement section to lock a second engagement section to a second fitting section on the attachment section. The supply port and a positioning section for the contact are disposed on the bottom face of the ink tank so as to be on the respective two sides of the center line in the width direction of the ink tank therebetween.Type: ApplicationFiled: August 3, 2011Publication date: December 29, 2011Applicant: CANON KABUSHIKI KAISHAInventors: Hiroki Hayashi, Kenji Kitabatake
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Publication number: 20110310161Abstract: An assembly method of a liquid discharge head is provided. The liquid discharge head includes an element substrate, an electrode portion, a flexible wiring member which has the element substrate at one end and the electrode portion at another end, and includes a plurality of bent portions, wherein, each edge line of at least two bent portions are not parallel and a housing. The assembly method includes a step for providing the flexible wiring member and the housing in which the element substrate is fixed on a first surface of the housing, a step for fixing the flexible wiring member on a second surface of the housing while holding the electrode portion at a position on a third surface of the housing where the electrode portion to be fixed, and a step for fixing the electrode portion to the position.Type: ApplicationFiled: May 20, 2011Publication date: December 22, 2011Applicant: CANON KABUSHIKI KAISHAInventors: Satoshi Kimura, Satoshi Oikawa, Kenji Kitabatake, Yukuo Yamaguchi
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Patent number: 8011768Abstract: An ink tank provided with a supply port for supplying the ink contained therein and an electric contact for information transmission is smoothly and securely attached to an attachment section of a printing apparatus while achieving secure connection of an electric contact section at the same time. The ink tank is configured to be attachable to the attachment section by positioning a first engagement section at a first fitting section on the attachment section, and then by rotating the ink tank around the positioned first engagement section to lock a second engagement section to a second fitting section on the attachment section. The supply port and a positioning section for the contact are disposed on the bottom face of the ink tank so as to be on the respective two sides of the center line in the width direction of the ink tank therebetween.Type: GrantFiled: August 20, 2007Date of Patent: September 6, 2011Assignee: Canon Kabushiki KaishaInventors: Hiroki Hayashi, Kenji Kitabatake
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Patent number: 7926927Abstract: A structure for informing a state of the ink tank by a light emitting section such as LED, capable of displaying such information at a position easily visible by the user and favorably sending the emitted light both to the user and a light receiver section on the printer side without needing electric wiring which may disturb the user's visibility or manipulation. The light emitting section is separated from the display section and a light guiding section is provided between the both. A member for suitably limiting the emission of light is provided in the display section. Thereby, it is possible to dispose the display section at the best position without needing the electric wiring on the ink tank and obtain a preferable light volume suitable both for the improvement in user's visibility and the stability of the operation of the light receiving section.Type: GrantFiled: April 28, 2008Date of Patent: April 19, 2011Assignee: Canon Kabushiki KaishaInventors: Yasuo Kotaki, Keisuke Matsuo, Kenji Kitabatake, Hiromasa Amma, Naoki Tashiro
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Publication number: 20110069119Abstract: A liquid discharge head includes a liquid discharge substrate including a discharge port; a flow path for supplying liquid to the liquid discharge substrate; an absorption member capable of absorbing a laser beam, wherein a first flow path portion constituting a portion of a wall of the flow path is formed on a surface thereof; and a transparent member transparent to a laser beam, wherein a second flow path portion constituting another portion of the wall of the flow path is formed on a surface thereof; wherein the flow path is formed by welding the surfaces of the absorption and transparent members with each other at a periphery of the first flow path portion using a laser beam, and wherein the second flow path portion is constituted by a depression including an inclined surface capable of reflecting a laser beam directed toward the first flow path portion.Type: ApplicationFiled: May 14, 2009Publication date: March 24, 2011Applicant: CANON KABUSHIKI KAISHAInventors: Osamu Morita, Kenji Kitabatake, Satoshi Oikawa
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Patent number: 7905565Abstract: A recording apparatus and method for detecting the position of an ink container in the recording apparatus, whereby when an ink tank is correctly mounted within the recording apparatus, detection of the position of the ink container is performed in a timely manner, and whereby when in container is incorrectly mounted, the incorrect position as well as the color of the incorrectly mounted ink container are identified using light emitting portions of the ink containers.Type: GrantFiled: June 19, 2006Date of Patent: March 15, 2011Assignee: Canon Kabushiki KaishaInventors: Kenji Kitabatake, Yasuhiko Ikeda, Mitsuyuki Fujibayashi, Takayuki Ochiai, Akira Kuribayashi
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Publication number: 20110037815Abstract: A liquid container detachably mountable to a mounting portion of an ink jet recording apparatus, the liquid container includes a casing defining a liquid containing chamber; a supply port, provided in the casing, for supplying liquid contained therein to an ink jet head; a first engaging portion engageable with a first locking portion provided in the mounting portion, the first engaging portion being disposed on one side of the casing; a second engaging portion engageable with a second locking portion provided in the mounting portion, the second engaging portion being disposed opposed to another side of the casing, the another side being opposite the one side; a supporting portion for displaceably supporting the second engaging portion; an information storing portion for storing information relating to the liquid container; a contact electrically connectable with a contact provided in the mounting portion; a light emitting portion; a display portion for directing the light emitted from the emitting portion toType: ApplicationFiled: October 27, 2010Publication date: February 17, 2011Applicant: CANON KABUSHIKI KAISHAInventors: Hiromasa Anma, Haruyuki Matsumoto, Kenjiro Watanabe, Hajime Yamamoto, Yukuo Yamaguchi, Yasuo Kotaki, Keisuke Matsuo, Kenji Kitabatake, Eiichiro Shimizu
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Patent number: 7857415Abstract: A recording apparatus including a movable carriage, wherein a plurality of mounting positions are arranged in a moving direction of the carriage, a light receiving portion capable of receiving light emitted by a light emitting portion of a plurality of liquid containers, a determining means for determining whether a correct liquid container is mounted at a mounting position based on a light receiving amount received by the light receiving portion, and a specifying means for specifying an incorrectly mounted liquid container based on the light receiving amount received by the light receiving portion, wherein the specifying means stops the carriage such that any mounting position with the incorrectly mounted liquid container is opposite the light receiving portion, and wherein if a plurality of liquid containers are determined to be incorrectly mounted, the light emitting portion of the incorrectly mounted liquid containers emit light in a specific order.Type: GrantFiled: February 23, 2009Date of Patent: December 28, 2010Assignee: Canon Kabushiki KaishaInventors: Yasuhiko Ikeda, Mitsuyuki Fujibayashi, Akira Kuribayashi, Takayuki Ochiai, Kenji Kitabatake
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Patent number: 7651207Abstract: A variation in brightness among light emitting portions provided in a plurality of liquid containers can be reduced to decrease power required to drive the light emitting portions, while allowing the light emitting portions to appropriately function as reporting units. Thus, to illuminate the light emitting portions provided in the plurality of ink tanks, a driving pulse for each of the plurality of light emitting portions is modulated to control rates of a light emission period and a light emission halted period during a unit time. Further, the light emission period of at least one of the plurality of light emitting portions overlaps the light emission halted period of at least another one of the plurality of light emitting portions.Type: GrantFiled: June 20, 2006Date of Patent: January 26, 2010Assignee: Canon Kabushiki KaishaInventors: Nobuyuki Hatasa, Kenjiro Watanabe, Kenji Kitabatake, Kimiyuki Hayasaki, Takayuki Ochiai
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Publication number: 20100002040Abstract: A recording apparatus includes a carriage, ink containers mounted in the carriage and including respective light emitters, a driving unit for moving the ink tanks, a light receiver receiving light from the light emitters, a light control unit controlling lighting the light emitter of a predetermined ink container, and a determining unit for determining whether the predetermined ink container is mounted at a correct position, based on the light emitted from the light emitter of the predetermined ink container at positions. When the driving unit does not move the carriage to a position where at least one of the ink containers is facing the light receiver, the determining unit determines whether the at least one of the ink containers is mounted at the correct position, based on the light received from the light emitters at a position adjacent to the facing position.Type: ApplicationFiled: September 14, 2009Publication date: January 7, 2010Applicant: Canon Kabushiki KaishaInventors: Takayuki Ochiai, Akira Kuribayashi, Yasuhiko Ikeda, Mitsuyuki Fujibayashi, Kenji Kitabatake
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Patent number: 7618123Abstract: A liquid ejecting head includes a card edge contact having a plurality of electrical contacts for transmission of a driving signal; a recording element substrate having a recording element for generating energy contributable to eject liquid onto a recording material in response to the driving signal; and an electrical flexible cable for electrical connection between the card edge contact and the recording element substrate.Type: GrantFiled: November 15, 2005Date of Patent: November 17, 2009Assignee: Canon Kabushiki KaishaInventors: Tetsuya Ohashi, Yasuo Kotaki, Hiroaki Mihara, Noriko Sato, Kenji Kitabatake
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Patent number: 7604317Abstract: A recording apparatus includes a carriage, ink containers mounted in the carriage and including respective light emitters, a driving unit for moving the ink tanks, a light receiver receiving light from the light emitters, a light control unit controlling lighting the light emitter of a predetermined ink container, and a determining unit for determining whether the predetermined ink container is mounted at a correct position, based on the light emitted from the light emitter of the predetermined ink container at positions. When the driving unit does not move the carriage to a position where at least one of the ink containers is facing the light receiver, the determining unit determines whether the at least one of the ink containers is mounted at the correct position, based on the light received from the light emitters at a position adjacent to the facing position.Type: GrantFiled: June 19, 2006Date of Patent: October 20, 2009Assignee: Canon Kabushiki KaishaInventors: Takayuki Ochiai, Akira Kuribayashi, Yasuhiko Ikeda, Mitsuyuki Fujibayashi, Kenji Kitabatake