Patents by Inventor Ryoichi Tanaka

Ryoichi Tanaka 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).

  • Patent number: 10471723
    Abstract: An ink replenish container comprises a container main body that is able to store the ink; an ink outlet formation member, attached to a front end side of the container main body, to form an ink outlet; and a cap attachable to a front end side of the ink outlet formation member. The ink outlet includes an outer circumferential surface and an inner circumferential surface located inward of the outer circumferential surface, the inner circumferential surface surrounding an opening through which the ink passes. The cap includes a first protrusion that is configured to contact with the outer circumferential surface of the ink outlet to form a first exit seal portion, and a second protrusion that is configured to contact with the inner circumferential surface of the ink outlet to form a second exit seal portion.
    Type: Grant
    Filed: June 8, 2017
    Date of Patent: November 12, 2019
    Assignee: SEIKO EPSON CORPORATION
    Inventors: Noriyuki Fukasawa, Taku Ishizawa, Tadashi Watanabe, Ryoichi Tanaka, Tadahiro Mizutani
  • Patent number: 10457065
    Abstract: There is provided a liquid container that comprises an upper wall and a bottom wall; a liquid supply port provided in the bottom wall; a first chamber provided on a +Z direction side that is an upper wall side; a second chamber provided on a ?Z direction side that is a bottom wall side; a partition wall configured to part the first chamber from the second chamber; and a connecting hole configured to connect the first chamber with the second chamber. The second chamber is connected with the liquid supply port. The first chamber is connected with the liquid supply port via the connecting hole and the second chamber. The second chamber includes a return flow path that is turned back along an X direction. A liquid contained in the first chamber is flowed from the connecting hole through the return flow path to the liquid supply port.
    Type: Grant
    Filed: January 17, 2018
    Date of Patent: October 29, 2019
    Assignee: SEIKO EPSON CORPORATION
    Inventors: Atsushi Kobayashi, Koichi Toba, Yasuhiko Yoshikawa, Ryoichi Tanaka, Tadahiro Mizutani
  • Publication number: 20190299625
    Abstract: An ink refill container 63 includes a container main body 64 including an ink storage chamber 76, an ink outlet-forming portion 66 provided on an end portion of the container main body forming an ink outlet 65 that allows the ink to flow out from the ink storage chamber, and a valve 74 provided in the ink outlet-forming portion configured to openably seal the ink outlet, in which the ink outlet-forming portion includes a positioning portion 73 on an outer side of the ink outlet-forming portion. in which the positioning portion 73 is closer to the container main body than the valve 74 is to the container main body in a central axis direction of the ink outlet, and in which the positioning portion partially abuts against an ink tank 41-45 when the valve is opened for refilling the ink to the ink tank, to thereby position the valve relative to the ink tank.
    Type: Application
    Filed: June 7, 2017
    Publication date: October 3, 2019
    Applicant: Seiko Epson Corporation
    Inventors: Tadahiro MIZUTANI, Ryoichi TANAKA, Manabu AKAHANE, Makoto KOBAYASHI, Naomi KIMURA, Hideki OKUMURA, Shoma KUDO, Tetsuya TAKAMOTO, Hiroaki SAKAI
  • Patent number: 10399344
    Abstract: A liquid container comprises a liquid supply port provided in a bottom wall, a first chamber configured to contain a liquid, a second chamber configured to contain the liquid and to include at least one sub-chamber having a smaller dimension in the X direction than that of the first chamber, a partition wall configured to part the first chamber from the second chamber, and a connecting hole configured to connect the first chamber with the second chamber. The second chamber is connected with the liquid supply port, and the first chamber is connected with the liquid supply port via the connecting hole and the second chamber. The liquid contained in the first chamber is flowed from the connecting hole into the second chamber and is subsequently introduced through the sub-chamber to the liquid supply port.
    Type: Grant
    Filed: October 9, 2017
    Date of Patent: September 3, 2019
    Assignee: SEIKO EPSON CORPORATION
    Inventors: Tadahiro Mizutani, Ryoichi Tanaka, Taku Ishizawa, Atsushi Kobayashi, Koichi Toba, Yoshiaki Shimizu, Shun Oya
  • Publication number: 20190232667
    Abstract: A liquid container comprises a liquid supply port provided in a bottom wall, a first chamber configured to contain a liquid, a second chamber configured to contain the liquid and to include at least one sub-chamber having a smaller dimension in the X direction than that of the first chamber, a partition wall configured to part the first chamber from the second chamber, and a connecting hole configured to connect the first chamber with the second chamber. The second chamber is connected with the liquid supply port, and the first chamber is connected with the liquid supply port via the connecting hole and the second chamber. The liquid contained in the first chamber is flowed from the connecting hole into the second chamber and is subsequently introduced through the sub-chamber to the liquid supply port.
    Type: Application
    Filed: April 8, 2019
    Publication date: August 1, 2019
    Applicant: Seiko Epson Corporation
    Inventors: Tadahiro MIZUTANI, Ryoichi TANAKA, Taku ISHIZAWA, Atsushi KOBAYASHI, Koichi TOBA, Yoshiaki SHIMIZU, Shun OYA
  • Patent number: 10350901
    Abstract: An ink bottle comprises a container main body configured to contain ink that is to be supplied to an ink tank, an ink outlet forming portion provided on an end of the container main body and configured to include an ink outlet that causes the ink to be flowed out from the container main body, and a valve provided in the ink outlet forming portion and configured to seal the ink outlet in an openable and closable manner. The ink outlet is formed in an end face of the ink outlet forming portion. The end face is arranged to face an opposite side of the ink outlet forming portion that is opposite to a container main body side thereof. A first recess is formed in an outer side portion of the ink outlet on the end face to be recessed toward the container main body side.
    Type: Grant
    Filed: June 6, 2017
    Date of Patent: July 16, 2019
    Assignee: SEIKO EPSON CORPORATION
    Inventors: Tadahiro Mizutani, Koichi Toba, Ryoichi Tanaka, Taku Ishizawa, Manabu Akahane, Tadashi Watanabe, Noriyuki Fukasawa
  • Publication number: 20190126627
    Abstract: The cartridge includes: a case; a liquid containing chamber that is provided inside the case; an atmosphere communication passage that is provided inside the case, and brings the liquid containing chamber into communication with the atmosphere outside the case; and a liquid supply unit that supplies liquid inside the liquid containing chamber to the liquid ejection device. An absorber chamber in which a liquid absorber is arranged and an air chamber in which the liquid absorber is not arranged are arranged side by side in a horizontal direction, inside the liquid containing chamber, at least a portion of a side face, of the liquid absorber, that is adjacent to the air chamber is in contact with air inside the air chamber, and a connection port that connects the atmosphere communication passage and the air chamber is provided in an upper portion of the air chamber.
    Type: Application
    Filed: October 26, 2018
    Publication date: May 2, 2019
    Applicant: SEIKO EPSON CORPORATION
    Inventors: Noriyuki FUKASAWA, Taku Ishizawa, Tadahiro Mizutani, Shun Oya, Ryoichi Tanaka
  • Publication number: 20180250943
    Abstract: A printer comprises a main body cover configured to change over a state between a closed state and an open state; a tank including an ink container portion configured to contain ink and an ink inlet configured to inject the ink; a tank cover configured to change over a state between a closed state and an open state; and an ink bottle including a container portion and a delivery portion. In the open state of both the main body cover and the tank cover, the ink bottle is self-supported and configured to deliver the ink from the delivery portion of the ink bottle to the ink inlet. A space is formed between the main body cover and the ink bottle when the ink bottle is self-supported. At least part of the ink bottle is located in a locus drawn by the main body cover during rotation.
    Type: Application
    Filed: February 26, 2018
    Publication date: September 6, 2018
    Applicant: Seiko Epson Corporation
    Inventors: Noriyuki FUKASAWA, Taku ISHIZAWA, Tadahiro MIZUTANI, Naomi KIMURA, Shoma KUDO, Ryoichi TANAKA, Tadashi WATANABE
  • Publication number: 20180207946
    Abstract: There is provided a liquid container configured to be mounted to a carriage that reciprocates in an X direction. The liquid container comprises an upper wall and a bottom wall; a liquid supply port provided in the bottom wall; a first chamber provided on a +Z direction side that is an upper wall side; a second chamber provided on a ?Z direction side that is a bottom wall side; a partition wall configured to part the first chamber from the second chamber; and a connecting hole configured to connect the first chamber with the second chamber. The second chamber is connected with the liquid supply port. The first chamber is connected with the liquid supply port via the connecting hole and the second chamber. The second chamber includes a return flow path that is turned back along the X direction. A liquid contained in the first chamber is flowed from the connecting hole through the return flow path to the liquid supply port.
    Type: Application
    Filed: January 17, 2018
    Publication date: July 26, 2018
    Applicant: Seiko Epson Corporation
    Inventors: Atsushi Kobayashi, Koichi Toba, Yasuhiko Yoshikawa, Ryoichi Tanaka, Tadahiro Mizutani
  • Publication number: 20180207939
    Abstract: Convenience of an ink bottle and a bottle set is improved. An ink bottle includes: a container portion that contains ink; a guiding portion that is formed in one end portion of the container portion, and includes an outflow port from which the ink in the container portion flow out; and a cover that covers at least an end portion of the container portion on the opposite side of the guiding portion.
    Type: Application
    Filed: January 24, 2018
    Publication date: July 26, 2018
    Applicant: SEIKO EPSON CORPORATION
    Inventors: Taku Ishizawa, Tadahiro Mizutani, Ryoichi Tanaka, Manabu Akahane, Koichi Toba, Takumi Nagashima, Yoshiaki Shimizu, Tadashi Watanabe, Noriyuki Fukasawa
  • Publication number: 20180099506
    Abstract: A liquid container comprises a liquid supply port provided in a bottom wall, a first chamber configured to contain a liquid, a second chamber configured to contain the liquid and to include at least one sub-chamber having a smaller dimension in the X direction than that of the first chamber, a partition wall configured to part the first chamber from the second chamber, and a connecting hole configured to connect the first chamber with the second chamber. The second chamber is connected with the liquid supply port, and the first chamber is connected with the liquid supply port via the connecting hole and the second chamber. The liquid contained in the first chamber is flowed from the connecting hole into the second chamber and is subsequently introduced through the sub-chamber to the liquid supply port.
    Type: Application
    Filed: October 9, 2017
    Publication date: April 12, 2018
    Applicant: Seiko Epson Corporation
    Inventors: Tadahiro MIZUTANI, Ryoichi Tanaka, Taku Ishizawa, Atsushi Kobayashi, Koichi Toba, Yoshiaki Shimizu, Shun Oya
  • Publication number: 20180065375
    Abstract: When a known lid member was merely applied to a bottle that contains ink, there was room for improvement in terms of the operation of the lid member and the way how to bring attention to the handling thereof. A bottle set is provided that includes: a bottle that includes an ink container that contains ink, and an outflow port through which the ink in the ink container flows out to the outside; and a lid member that is configured to attach to and detach from the bottle, and is configured to cover the outflow port in a state of being attached to the bottle. The lid member includes a colored portion that has optical transparency and is colored with a color corresponding to a type of the ink contained in the ink container in at least a portion of the lid member.
    Type: Application
    Filed: August 31, 2017
    Publication date: March 8, 2018
    Applicant: SEIKO EPSON CORPORATION
    Inventors: Takumi Nagashima, Hitoshi Igarashi, Ryoichi Tanaka, Tadahiro Mizutani, Tomoyuki Nakano
  • Publication number: 20170355196
    Abstract: An ink replenish adjunctive device is used to replenish an ink to an ink tank that includes an ink inlet member having a flow path in an axial direction. The ink replenish adjunctive device includes a connection portion having an end that is connectable to the ink inlet member in a liquid-tight state, and an ink inflow portion that is configured to allow the ink flow toward the connection portion.
    Type: Application
    Filed: June 8, 2017
    Publication date: December 14, 2017
    Applicant: Seiko Epson Corporation
    Inventors: Satoshi SHINADA, Tadahiro MIZUTANI, Taku ISHIZAWA, Noriyuki FUKASAWA, Tadashi WATANABE, Ryoichi TANAKA, Eiko YANAGIDA
  • Publication number: 20170355195
    Abstract: An ink replenish container comprises a container main body that is able to store the ink; and an ink outlet formation member, attached to a front end side of the container main body, to form an ink outlet. The container main body includes a screw formation portion having a screw for engaging with the ink outlet formation member, and a shoulder portion provided on a front end side of the screw formation portion. The ink outlet formation member includes an abutting portion that abuts the shoulder portion.
    Type: Application
    Filed: June 8, 2017
    Publication date: December 14, 2017
    Applicant: Seiko Epson Corporation
    Inventors: Noriyuki FUKASAWA, Taku ISHIZAWA, Tadashi WATANABE, Ryoichi TANAKA, Tadahiro MIZUTANI
  • Publication number: 20170355194
    Abstract: An ink replenish container comprises a container main body that is able to store the ink; an ink outlet formation member, attached to a front end side of the container main body, to form an ink outlet; and a cap attachable to a front end side of the ink outlet formation member. The ink outlet includes an outer circumferential surface and an inner circumferential surface located inward of the outer circumferential surface, the inner circumferential surface surrounding an opening through which the ink passes. The cap includes a first protrusion that is configured to contact with the outer circumferential surface of the ink outlet to form a first exit seal portion, and a second protrusion that is configured to contact with the inner circumferential surface of the ink outlet to form a second exit seal portion.
    Type: Application
    Filed: June 8, 2017
    Publication date: December 14, 2017
    Applicant: Seiko Epson Corporation
    Inventors: Noriyuki FUKASAWA, Taku ISHIZAWA, Tadashi WATANABE, Ryoichi TANAKA, Tadahiro MIZUTANI
  • Publication number: 20170355191
    Abstract: An ink bottle comprises a container main body configured to contain ink that is to be supplied to an ink tank, an ink outlet forming portion provided on an end of the container main body and configured to include an ink outlet that causes the ink to be flowed out from the container main body, and a valve provided in the ink outlet forming portion and configured to seal the ink outlet in an openable and closable manner. The ink outlet is formed in an end face of the ink outlet forming portion. The end face is arranged to face an opposite side of the ink outlet forming portion that is opposite to a container main body side thereof. A first recess is formed in an outer side portion of the ink outlet on the end face to be recessed toward the container main body side.
    Type: Application
    Filed: June 6, 2017
    Publication date: December 14, 2017
    Applicant: Seiko Epson Corporation
    Inventors: Tadahiro MIZUTANI, Koichi TOBA, Ryoichi TANAKA, Taku ISHIZAWA, Manabu AKAHANE, Tadashi WATANABE, Noriyuki FUKASAWA
  • Patent number: 9751887
    Abstract: The present invention is intended to provide a compound or a pharmacologically acceptable salt thereof which is useful in the treatment of a tumor through its ROS1 kinase enzyme activity inhibitory effect and NTRK kinase enzyme inhibitory effect. The present invention provides a compound having an imidazo[1,2-b]pyridazine structure represented by the general formula (I) or a pharmacologically acceptable salt thereof, and a pharmaceutical composition comprising the compound. In the formula, R1, G, T, Y1, Y2, Y3, and Y4 are as defined herein.
    Type: Grant
    Filed: October 29, 2015
    Date of Patent: September 5, 2017
    Assignee: Daiichi Sankyo Company, Limited
    Inventors: Yasuyuki Takeda, Kenji Yoshikawa, Yoshiko Kagoshima, Yuko Yamamoto, Ryoichi Tanaka, Yuichi Tominaga, Masaki Kiga, Yoshito Hamada
  • Patent number: 9630418
    Abstract: A liquid holding container includes a liquid accommodating chamber, a flow path, and a filter. The liquid accommodating chamber is configured and arranged to hold liquid. The flow path is communicated with the liquid accommodating chamber via a first through hole and a second through hole. The filter is disposed in the flow path. The first through hole and the second through hole are each communicated with the flow path.
    Type: Grant
    Filed: February 24, 2014
    Date of Patent: April 25, 2017
    Assignee: Seiko Epson Corporation
    Inventors: Ken Yamagishi, Toshinobu Yamazaki, Takeshi Iwamuro, Shigenori Nakagawa, Ryoichi Tanaka
  • Publication number: 20170041817
    Abstract: To estimate communication quality of the wireless section in real-time, it is provided a communication management apparatus that manages traffic of a communication system, comprising a storage unit which stores a program, and a processor which executes the program stored in the storage unit, wherein the communication system includes a wireless base station that communicates with a wireless terminal, and a gateway apparatus connected to the wireless base station, and wherein the communication management apparatus is configured to: obtain a degree of congestion of the wireless base station; obtain a wireless quality of the wireless terminal, between the wireless base station and the wireless terminal; and calculate an estimated communication quality value of the wireless terminal between the gateway apparatus and the wireless terminal, according to the degree of congestion of the wireless base station and the obtained wireless quality of the wireless terminal.
    Type: Application
    Filed: August 5, 2016
    Publication date: February 9, 2017
    Applicant: HITACHI, LTD.
    Inventors: Yusuke SHOMURA, Rintaro KATAYAMA, Ryoichi TANAKA, Tomohiro MATSUDA
  • Patent number: 9563968
    Abstract: According to an embodiment, a medical image processing apparatus includes an extraction unit, a calculation unit, and a selection unit. The extraction unit extracts an image region having an image element value larger than a predetermined value from a first image of at least one time phase and second images of a plurality of time phases. The calculation unit calculates a feature quantity that fluctuates in accordance with motion of the image region for the first image of at least the one time phase and the second images of the time phases. The selection unit selects the first image and the second image having similar image features of the image region based on the feature quantity from among the first image of at least the one time phase and the second images of the time phases.
    Type: Grant
    Filed: May 28, 2015
    Date of Patent: February 7, 2017
    Assignees: Toshiba Medical Systems Corporation, Iwate Medical University
    Inventors: Kimiko Sunami, Kazumasa Arakita, Masahiro Ozaki, Kunihiro Yoshioka, Ryoichi Tanaka, Kenta Muranaka