Patents by Inventor Kenji Aono
Kenji Aono 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: 11996697Abstract: A hybrid-powered sensing device is disclosed that includes a power source coupled to a sensing module via an RF-triggered load switching module.Type: GrantFiled: March 5, 2020Date of Patent: May 28, 2024Assignee: Washington UniversityInventors: Shantanu Chakrabartty, Kenji Aono, Sri Harsha Kondapalli, Owen Pochettino
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Patent number: 11611236Abstract: A self-capacitance based remote power delivery device includes a power source, an energy harvesting device, and a substrate. The power source and the energy harvesting device are configured to be capacitively coupled to a self-capacitive body. The substrate is configured to be capacitively coupled to a portion of the self-capacitive body in contact with the substrate.Type: GrantFiled: August 6, 2021Date of Patent: March 21, 2023Assignee: Washington UniversityInventors: Shantanu Chakrabartty, Yarub Alazzawi, Kenji Aono, Erica L. Scheller
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Publication number: 20210376660Abstract: A self-capacitance based remote power delivery device includes a power source, an energy harvesting device, and a substrate. The power source and the energy harvesting device are configured to be capacitively coupled to a self-capacitive body. The substrate is configured to be capacitively coupled to a portion of the self-capacitive body in contact with the substrate.Type: ApplicationFiled: August 6, 2021Publication date: December 2, 2021Inventors: Shantanu Chakrabartty, Yarub Alazzawi, Kenji Aono, Erica L. Scheller
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Patent number: 11128168Abstract: A self-capacitance based remote power delivery device includes a modulating power source electrically coupled to a grounded substrate, an energy harvesting device coupled to the grounded substrate, and the substrate. The modulating power source is configured to be capacitively coupled to a self-capacitive body. The energy harvesting device configured to be capacitively coupled to the self-capacitive body, and the substrate is configured to be capacitively coupled to a portion of the self-capacitive body in direct contact with the substrate.Type: GrantFiled: February 12, 2020Date of Patent: September 21, 2021Assignee: Washington UniversityInventors: Shantanu Chakrabartty, Yarub Alazzawi, Kenji Aono, Erica L. Scheller
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Publication number: 20200287411Abstract: A hybrid-powered sensing device is disclosed that includes a power source coupled to a sensing module via an RF-triggered load switching module.Type: ApplicationFiled: March 5, 2020Publication date: September 10, 2020Applicant: Washington UniversityInventors: Shantanu Chakrabartty, Kenji Aono, Sri Harsha Kondapalli, Owen Pochettino
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Publication number: 20200259365Abstract: A self-capacitance based remote power delivery device includes a modulating power source electrically coupled to a grounded substrate, an energy harvesting device coupled to the grounded substrate, and the substrate. The modulating power source is configured to be capacitively coupled to a self-capacitive body. The energy harvesting device configured to be capacitively coupled to the self-capacitive body, and the substrate is configured to be capacitively coupled to a portion of the self-capacitive body in direct contact with the substrate.Type: ApplicationFiled: February 12, 2020Publication date: August 13, 2020Applicant: Washington UniversityInventors: Shantanu Chakrabartty, Yarub Alazzawi, Kenji Aono, Erica L. Scheller
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Patent number: 6561623Abstract: A method is provided for producing an ink jet recording head comprising a discharge opening for discharging an ink, a discharge opening forming member for forming the discharge opening, a liquid flow path communicating with the discharge opening, and a liquid discharge energy generating portion arranged within the liquid flow path for generating an energy to be utilized for discharging the ink from the discharge opening. The discharge opening forming member is dipped into a liquid which has ink-repellence and permeates into the discharge opening forming member. As a result, an ink-repellent treatment is effected on a peripheral portion of the discharge opening.Type: GrantFiled: August 28, 1996Date of Patent: May 13, 2003Assignee: Canon Kabushiki KaishaInventors: Kenji Aono, Akihiko Shimomura
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Patent number: 6484399Abstract: A method for producing an ink jet recording head comprising the following steps, a step which forms the photosensitive water-repellent processing layer in the ink discharge port face, a step which irradiates light onto the water-repellent forming region and hydrophilic forming region in the water-repellent processing layer, to cure the layer, a step which irradiates light selectively onto the hydrophilic forming region to reduce water repellency of the water-repellent processing layer and to impart hydrophilicity to the hydrophilic forming region, and a step which forms an opening, which constitutes part of the ink discharge port, in the water-repellent processing layer.Type: GrantFiled: December 1, 1998Date of Patent: November 26, 2002Assignee: Canon Kabushiki KaishaInventors: Kenji Aono, Akihiko Shimomura
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Publication number: 20020001016Abstract: The invention is directed to provide a method for producing an ink jet recording head, which is free from the problems produced by an inexpensive system, and excellent in discharge stability.Type: ApplicationFiled: December 1, 1998Publication date: January 3, 2002Inventors: KENJI AONO, AKIHIKO SHIMOMURA
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Patent number: 6070975Abstract: An ink jet recording apparatus comprises an ink tank containing ink; a recording head for performing recording by selectively ejecting ink; a mounting portion for mounting the ink tank and the recording head; a liquid passage coupling portion provided on either or both of the ink tank and the recording head for separating or connecting the ink passages in the ink tank and the recording head; a holding portion provided on either or both of the ink tank and recording head for guiding the ink tank to the recording head in order to hold them separably; and an electrically or mechanically connecting portion provided on either or both of the recording head and mounting portion for electrically or mechanically connecting the recording head to or separating it from the mounting portion.Type: GrantFiled: March 26, 1997Date of Patent: June 6, 2000Assignee: Canon Kabushiki KaishaInventors: Yoshio Uchikata, Yoshifumi Hattori, Yoji Ara, Masashi Kitani, Etsurou Suzuki, Toshihide Wada, Hiromitsu Hirabayashi, Hideo Saikawa, Masami Kojima, Tadashi Hanabusa, Kenji Kawano, Koichi Tanno, Tetsuyo Ohashi, Toshihiko Bekki, Kenji Aono, Masaharu Ikado
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Patent number: 5983486Abstract: A process for producing an ink jet head comprising a liquid-discharge energy generating element for discharging a liquid, a discharge opening, a liquid-flow path, and a substrate for holding the liquid-discharge energy generating element, the process comprises the steps of: preparing the substrate; providing on the substrate the liquid-discharge energy generating element; providing a solid layer with a convex shape on the surface of the substrate where the liquid-discharge energy generating element has been provided and at the part where the liquid-flow path and the discharge opening are to be provided, the solid layer being formed of a resin capable of being dissolved away; applying on the substrate provided with the solid layer a curable material in a thickness larger than the thickness of the solid layer, to cover the solid layer; curing the curable material; evenly removing the cured material until the convex portion of the solid layer is laid bare; and dissolving away the solid layer to form the liquid-fType: GrantFiled: March 7, 1996Date of Patent: November 16, 1999Assignee: Canon Kabushiki KaishaInventors: Akihiko Shimomura, Shoji Shiba, Isao Imamura, Kenji Aono
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Patent number: 5953023Abstract: An ink jet head, characterized by having a sealing member formed of a composition comprising a solvent-free one-component silicone-modified epoxy resin in the liquid state at room temperature as a principal component, said composition containing, other than said silicone-modified epoxy resin, a latent hardener, wherein said silicone-modified epoxy resin comprises a silicone component in an amount of 10 to 60 parts by weight versus 100 parts by weight of a starting epoxy resin. And ink jet apparatus which is provided with said ink jet head and a recovery means for said ink jet head. The ink jet head always performs stable ink discharging to provide a high quality print.Type: GrantFiled: September 22, 1995Date of Patent: September 14, 1999Assignee: Canon Kabushiki KaishaInventors: Akihiko Shimomura, Shigeo Toganoh, Kunihiko Maeoka, Kenji Aono
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Patent number: 5650805Abstract: An ink jet head comprises parts for holding liquid ink, the parts being sealed with a moisture-curing sealant composed mainly of an organic high polymer compound having an alkoxysilane moiety represented by Formula (1) in the molecule thereof: ##STR1## where X is hydrogen, methyl, ethyl, propyl or halogen; R is methyl, ethyl or propyl; and n is 1, 2 or 3.Type: GrantFiled: October 13, 1994Date of Patent: July 22, 1997Assignee: Canon Kabushiki KaishaInventors: Akihiko Shimomura, Shigeo Toganoh, Kazuaki Masuda, Masanori Takenouchi, Kunihiko Maeoka, Masahiko Higuma, Kenji Aono, Yoichi Taneya, Masashi Miyagawa
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Patent number: 5534899Abstract: An ink jet recording apparatus comprises an ink tank containing ink; a recording head for performing recording by selectively ejecting ink; a mounting portion for mounting the ink tank and the recording head; a liquid passage coupling portion provided on either or both of the ink tank and the recording head for separating or connecting the ink passages in the ink tank and the recording head; a holding portion provided on either or both of the ink tank and recording head for guiding the ink tank to the recording head in order to hold them separably; and an electrically or mechanically connecting portion provided on either or both of the recording head and mounting portion for electrically or mechanically connecting the recording head to or separating it from the mounting portion.Type: GrantFiled: October 18, 1995Date of Patent: July 9, 1996Assignee: Canon Kabushiki KaishaInventors: Yoshio Uchikata, Yoshifumi Hattori, Yoji Ara, Masashi Kitani, Etsurou Suzuki, Toshihide Wada, Hiromitsu Hirabayashi, Hideo Saikawa, Masami Kojima, Tadashi Hanabusa, Kenji Kawano, Koichi Tanno, Tetsuyo Ohashi, Toshihiko Bekki, Kenji Aono, Masaharu Ikado
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Patent number: 5523780Abstract: An ink jet recording apparatus includes a detachable ink cartridge for storage of the ink to be supplied to a recording head. A joint of an ink supply line in the ink jet recording apparatus to be coupled with an ink outlet portion of the ink cartridge for delivering the ink is loosely fitted to be slidable in a direction crosswise to an axis of the supply line toward a coupling position with the ink outlet portion.Type: GrantFiled: June 22, 1993Date of Patent: June 4, 1996Assignee: Canon Kabushiki KaishaInventors: Toshiaki Hirosawa, Yoshifumi Hattori, Minoru Nozawa, Kenji Aono
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Patent number: 5512926Abstract: An ink jet recording apparatus comprises an ink tank containing ink; a recording head for performing recording by selectively ejecting ink; a mounting portion for mounting the ink tank and the recording head; a liquid passage coupling portion provided on either or both of the ink tank and the recording head for separating or connecting the ink passages in the ink tank and the recording head; a holding portion provided on either or both of the ink tank and recording head for guiding the ink tank to the recording head in order to hold them separably; and an electrically or mechanically connecting portion provided on either or both of the recording head and mounting portion for electrically or mechanically connecting the recording head to or separating it from the mounting portion.Type: GrantFiled: June 7, 1995Date of Patent: April 30, 1996Assignee: Canon Kabushiki KaishaInventors: Yoshio Uchikata, Yoshifumi Hattori, Yoji Ara, Masashi Kitani, Etsurou Suzuki, Toshihide Wada, Hiromitsu Hirabayashi, Hideo Saikawa, Masami Kojima, Tadashi Hanabusa, Kenji Kawano, Koichi Tanno, Tetsuyo Ohashi, Toshihiko Bekki, Kenji Aono, Masaharu Ikado
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Patent number: 5502464Abstract: A fixater has a fixing unit for expediting the fixation of an image recorded on a recording medium, a conveying unit for conveying the recording medium and a coupling unit detachably mountable in the mounting section of a cassette for stacking the recording medium for the recording apparatus. The fixater is mountable in place of the cassette for stacking the recording medium.Type: GrantFiled: December 19, 1994Date of Patent: March 26, 1996Assignee: Canon Kabushiki KaishaInventors: Kazuyoshi Takahashi, Naoji Otsuka, Tokihide Ebata, Hiromitsu Hirabayashi, Hiroshi Tajika, Noribumi Koitabashi, Atsushi Arai, Kenji Aono, Hitoshi Sugimoto
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Patent number: 5500664Abstract: An ink jet cartridge has a recording head portion and an ink containing portion which are detachably mountable relative to each other. The recording head portion ejects ink to effect recording with the ink. The cartridge includes a first ink container, provided in the recording head portion, for containing the ink; a second ink container, provided in the ink containing portion, for containing the ink; and an ink communication tube for establishing ink communication between the first ink container and the second ink container, wherein the ink communication tube is not externally exposed.Type: GrantFiled: November 14, 1994Date of Patent: March 19, 1996Assignee: Canon Kabushiki KaishaInventors: Etsurou Suzuki, Yoshifumi Hattori, Masashi Kitani, Hideo Saikawa, Masami Kojima, Kenji Kawano, Koichi Tanno, Kenji Aono
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Patent number: 5479198Abstract: A liquid storing container storing liquid, therein and having a supply port for supplying the liquid to the outside has flow rate control means having a slit adapted to be closed in a steady state and to be opened for predetermined differential pressure or greater and controlling the flow rate of the liquid supplied from the supply port to the outside, and pressure regulating means disposed more adjacent to the supply port than to the flow rate control means for regulating the pressure of the liquid more adjacent to the supply port than to the flow rate control means.Type: GrantFiled: June 17, 1992Date of Patent: December 26, 1995Assignee: Canon Kabushiki KaishaInventors: Kenji Kawano, Yoshifumi Hattori, Masashi Kitani, Etsurou Suzuki, Hideo Saikawa, Masami Kojima, Koichi Tanno, Kenji Aono
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Patent number: 5453772Abstract: An ink tank for storing ink to be supplied to a recording unit comprises a bag-like member arranged in an inner space of the ink tank and communicating with the atmosphere, which bag-like member has a volume variable from substantially zero to a volume substantially equal to that of the inner space of the ink tank. Ink is stored in a space defined between the ink tank and the bag-like member and a liquid path is formed in an inner wall surface of the ink tank.Type: GrantFiled: March 3, 1995Date of Patent: September 26, 1995Assignee: Canon Kabushiki KaishaInventors: Kenji Aono, Yoshifumi Hattori, Masashi Kitani, Etsurou Suzuki, Hideo Saikawa, Masami Kojima, Kenji Kawano, Koichi Tanno