Patents by Inventor Masafumi Okawa

Masafumi Okawa 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: 11873152
    Abstract: Provided is a thermostatic container that improves both the communication radio wave transmissivity and keeping cold performance of a thermostatic container. A thermostatic container includes: a vacuum heat insulating container; a vacuum heat insulating lid configured to close the vacuum heat insulating container; a box body housed inside the vacuum heat insulating container; a box lid configured to close the box body; and a phase change material provided on a bottom portion and a wall portion of the box body and the box lid. An area made of a radio wave transmissive organic substance is provided on a path leading from inside of the box body to outside of the heat insulating container.
    Type: Grant
    Filed: June 12, 2020
    Date of Patent: January 16, 2024
    Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    Inventors: Masahiro Kagimoto, Hideji Kawarazaki, Shinya Kojima, Tomoaki Kitano, Masafumi Okawa, Toshiaki Hirano
  • Publication number: 20230406600
    Abstract: A vacuum heat insulating container that can be easily subjected to inspection work is provided. A vacuum heat insulating container (1) includes: a container main body (100) including an opening (40a) and an accommodating space (40b); and a lid body (101). The container main body (100) includes a heat insulating container body (40) including: a first outer covering member (41) which is a molded body made of a nonmetal material and has a gas barrier property and a double wall structure; a first core member (42); and a pressure sensor (43). The lid body (101) includes: a heat insulating lid body (50) including a second outer covering member (51) having a sack shape formed by a flexible film which includes a metal layer and has a gas barrier property and a second core member (52); and a window (61) by which a surface of the second outer covering member (51) is visually confirmable.
    Type: Application
    Filed: October 25, 2021
    Publication date: December 21, 2023
    Inventors: Masahiro KAGIMOTO, Hideji KAWARAZAKI, Shinya KOJIMA, Masafumi OKAWA, Toshiaki HIRANO
  • Publication number: 20230204164
    Abstract: A management system (100) for a vacuum heat insulating body (10) includes: an inspection device (70) that inspects heat insulation performance of the vacuum heat insulating body (10); a storage portion (105) that stores information regarding the inspected heat insulation performance; an estimating portion (101) that estimates a remaining life, which is the rest of a life of the vacuum heat insulating body (10), from a time-lapse change of the heat insulation performance stored in the storage portion (105); and a determining portion (102) that determines whether or not the remaining life is a predetermined period of time or more.
    Type: Application
    Filed: May 17, 2021
    Publication date: June 29, 2023
    Inventors: Hideji KAWARAZAKI, Shinya KOJIMA, Toshiaki HIRANO, Masafumi OKAWA, Masahiro KAGIMOTO, Atsunobu TATEISHI
  • Publication number: 20220357098
    Abstract: An isothermal container includes: a vacuum heat insulating container; a vacuum heat insulating lid configured to close the vacuum heat insulating container; a body protection case, and a lid outer protection case and lid inner protection case that cover outside of the vacuum heat insulating container and outside of the vacuum heat insulating lid, respectively; a box body housed inside the vacuum heat insulating container; a box lid configured to close the box body; and a cold storage agent provided on a bottom portion and a wall portion of the box body and the box lid. Outer and inner cover materials are joined together at faces facing the vacuum heat insulating lid among faces constituting the wall portion of the vacuum heat insulating container. A joined part of the materials is located inside the body protection case without being exposed to the outer surface of the body protection case.
    Type: Application
    Filed: June 12, 2020
    Publication date: November 10, 2022
    Inventors: Masahiro KAGIMOTO, Shinya KOJIMA, Hideji KAWARAZAKI, Tomoaki KITANO, Masafumi OKAWA, Toshiaki HIRANO
  • Publication number: 20220348395
    Abstract: Provided is a thermostatic container that improves both the communication radio wave transmissivity and keeping cold performance of a thermostatic container. A thermostatic container includes: a vacuum heat insulating container; a vacuum heat insulating lid configured to close the vacuum heat insulating container; a box body housed inside the vacuum heat insulating container; a box lid configured to close the box body; and a phase change material provided on a bottom portion and a wall portion of the box body and the box lid. An area made of a radio wave transmissive organic substance is provided on a path leading from inside of the box body to outside of the heat insulating container.
    Type: Application
    Filed: June 12, 2020
    Publication date: November 3, 2022
    Inventors: Masahiro KAGIMOTO, Hideji KAWARAZAKI, Shinya KOJIMA, Tomoaki KITANO, Masafumi OKAWA, Toshiaki HIRANO
  • Publication number: 20220146353
    Abstract: A vacuum insulator (10) includes: a core (13); a pressure sensor (51) that detects a pressure; a transmitter (52) that transmits, by wireless communication, the detected pressure detected by the pressure sensor (51); a power feeder (53) that feeds electric power to the pressure sensor (51) and the transmitter (52); and an outer skin (14), an inside of which is decompressed, the outer skin (14) accommodating therein the core (13), the pressure sensor (51), the transmitter (52), and the power feeder (53), the outer skin (14) having gas barrier capability.
    Type: Application
    Filed: July 29, 2020
    Publication date: May 12, 2022
    Inventors: Toshiaki HIRANO, Kenichi KAKITA, Hideji KAWARAZAKI, Masafumi OKAWA, Shinya KOJIMA, Masahiro KAGIMOTO
  • Publication number: 20190100408
    Abstract: A method for detecting deterioration of a plurality of wire ropes is provided. Each of the wire ropes extends over a conductive sheave in parallel. The wire ropes define a measurement length extending between one end of the wire ropes and contact points of the wire ropes with the conductive sheave. The method comprises measuring the resistance through a conductive path passing through the measurement lengths of two of the wire ropes and the conductive sheave and detecting the deterioration of the wire ropes from the measured resistance.
    Type: Application
    Filed: September 29, 2017
    Publication date: April 4, 2019
    Inventors: Masafumi Okawa, Fumio Nakai
  • Publication number: 20190002241
    Abstract: An elevator car power supply system comprises an elevator car, a counterweight including one or a plurality of storage batteries charged by a non-contact power transmission system and a compensation rope with one end connected to the elevator car and the other end connected to the counterweight, the compensation rope including a power line for transmitting power from the storage batteries of the counterweight to the elevator car. The elevator car power supply system may further comprise a wireless communication system for communicating elevator signals between an elevator controller and a car controller.
    Type: Application
    Filed: June 28, 2017
    Publication date: January 3, 2019
    Inventors: Masafumi Okawa, Ryuji Onoda
  • Patent number: 8336264
    Abstract: The present invention provides an installation structure of exterior wall decorative sheet (1) possible for easily installing a wall surface (W) of the exterior wall decorative sheet (1), preventing the exterior wall decorative sheet (1) from moving upwards. It includes a plurality of solar panels (3), which is an exterior wall decorative sheet (1), a lower runner (2) holding the plurality of solar panels (3) at a lower side thereof, and an upper runner (2) holding the plurality of solar panels (3) at an upper side. The upper runner (2) includes a fixed portion (21) fixed to the wall surface (W), a rotating portion (22) attaching a base side thereof vertically and rotatably to the fixed portion (21), and an upper engaging portion (23) provided in a tip side of the rotating portion (22), engaged with the solar panel (3) by rotating the rotating portion (22) downwards, and disengaged with the solar panel (3) by rotating the rotating portion (22) upwards.
    Type: Grant
    Filed: September 21, 2010
    Date of Patent: December 25, 2012
    Assignee: Kikukawa Kogyo Co., Ltd.
    Inventors: Akio Sato, Koichi Okunogi, Masafumi Okawa
  • Patent number: 8262429
    Abstract: A method for producing a plasma display panel includes the steps of: evacuating air from a discharge space formed between a front plate and a rear plate which are substrates facing each other through piping; introducing a discharge gas into the discharge space through gas piping that branches from the piping; and recovering the discharge gas remaining in the piping system through the piping.
    Type: Grant
    Filed: November 16, 2010
    Date of Patent: September 11, 2012
    Assignee: Panasonic Corporation
    Inventors: Masafumi Okawa, Yoshiki Sasaki, Takeo Funaoka, Toshiyuki Watanabe, Masaki Nishinaka, Mamoru Watanabe, Jun-ichi Taira, Yugo Takeda
  • Publication number: 20110283635
    Abstract: The present invention provides an installation structure of exterior wall decorative sheet (1) possible for easily installing a wall surface (W) of the exterior wall decorative sheet (1), preventing the exterior wall decorative sheet (1) from moving upwards. It includes a plurality of solar panels (3), which is an exterior wall decorative sheet (1), a lower runner (2) holding the plurality of solar panels (3) at a lower side thereof, and an upper runner (2) holding the plurality of solar panels (3) at an upper side. The upper runner (2) includes a fixed portion (21) fixed to the wall surface (W), a rotating portion (22) attaching a base side thereof vertically and rotatably to the fixed portion (21), and an upper engaging portion (23) provided in a tip side of the rotating portion (22), engaged with the solar panel (3) by rotating the rotating portion (22) downwards, and disengaged with the solar panel (3) by rotating the rotating portion (22) upwards.
    Type: Application
    Filed: September 21, 2010
    Publication date: November 24, 2011
    Applicant: KIKUKAWA KOGYO CO., LTD.
    Inventors: Akio Sato, Koichi Okunogi, Masafumi Okawa
  • Publication number: 20110250817
    Abstract: A method for producing a plasma display panel includes the steps of: evacuating air from a discharge space formed between a front plate and a rear plate which are substrates facing each other through piping; introducing a discharge gas into the discharge space through gas piping that branches from the piping; and recovering the discharge gas remaining in the piping system through the piping.
    Type: Application
    Filed: November 16, 2010
    Publication date: October 13, 2011
    Inventors: Masafumi Okawa, Yoshiki Sasaki, Takeo Funaoka, Toshiyuki Watanabe, Masaki Nishinaka, Mamoru Watanabe, Jun-ichi Taira, Yugo Takeda
  • Patent number: 7758396
    Abstract: A plasma display panel including a gas adsorption member is disclosed. An effort of gas adsorption is obtained sufficiently, and the presence of the gas adsorption member avoids problems at an exhausting operation in exhaust-baking step. The plasma display panel includes a pair of plates opposed to each other with an enclosed discharge space in between. The pair of plates refer to a front plate and a back plate, and at least one of the plates has a communication hole, around which the gas adsorption member having a hole is disposed.
    Type: Grant
    Filed: May 21, 2008
    Date of Patent: July 20, 2010
    Assignee: Panasonic Corporation
    Inventors: Masafumi Okawa, Hiroyuki Kado, Yoshiki Sasaki, Masaki Nishinaka, Kazuya Hasegawa
  • Publication number: 20100116596
    Abstract: A service controller for crowded elevator cars includes an illuminating apparatus (4) furnished in a top part of a car (1) that is configured to illuminate the car (1) interior, at least one elongated light sensor unit (8) constituted by multiple light sensors (10) on a base member (9) and installed along corner regions (7a, 7b) formed between a vertical wall surface (5) of the car and the car's floor surface (6), and a judgment device (11) that is configured to determine whether there is passenger boarding space in the car (1) based on the output of the light sensors (10).
    Type: Application
    Filed: November 29, 2007
    Publication date: May 13, 2010
    Applicant: Otis Elevator Company
    Inventors: Kato Mitsuru, Toshiyuki Fujii, Masafumi Okawa, Kenzo Ishige, Motohiro Higashide
  • Patent number: 7504773
    Abstract: A plasma display panel including a gas adsorption member is disclosed. An effort of gas adsorption is obtained sufficiently, and the presence of the gas adsorption member avoids problems at an exhausting operation in exhaust-baking step. The plasma display panel includes a pair of plates opposed to each other with an enclosed discharge space in between. The pair of plates refer to a front plate and a back plate, and at least one of the plates has a communication hole, around which the gas adsorption member having a hole is disposed.
    Type: Grant
    Filed: May 14, 2004
    Date of Patent: March 17, 2009
    Assignee: Panasonic Corporation
    Inventors: Masafumi Okawa, Hiroyuki Kado, Yoshiki Sasaki, Masaki Nishinaka, Kazuya Hasegawa
  • Publication number: 20080233828
    Abstract: A plasma display panel including a gas adsorption member is disclosed. An effort of gas adsorption is obtained sufficiently, and the presence of the gas adsorption member avoids problems at an exhausting operation in exhaust-baking step. The plasma display panel includes a pair of plates opposed to each other with an enclosed discharge space in between. The pair of plates refer to a front plate and a back plate, and at least one of the plates has a communication hole, around which the gas adsorption member having a hole is disposed.
    Type: Application
    Filed: May 21, 2008
    Publication date: September 25, 2008
    Applicant: Matsushita Electric Industrial Co., Ltd.
    Inventors: Masafumi Okawa, Hiroyuki Kado, Yoshiki Sasaki, Masaki Nishinaka, Kazuya Hasegawa
  • Patent number: 7304431
    Abstract: A highly reliable plasma display panel which suppresses degradation of phosphor characteristic by removing impurity gases inside the plasma display panel. A front board includes scanning electrodes and maintenance electrodes. A and rear board includes data electrodes; partitions disposed in parallel and an exhaust hole. The scanning electrodes and maintenance electrodes of the front board and the data electrode of rear board cross. A non-evaporating getter such as zeolite is disposed inside plasma display panel near the exhaust hole.
    Type: Grant
    Filed: May 14, 2004
    Date of Patent: December 4, 2007
    Assignee: Matsushita Electric Industrial Co., Ltd.
    Inventors: Kazuya Hasegawa, Hiroyuki Kado, Yoshiki Sasaki, Masaki Nishinaka, Masafumi Okawa
  • Patent number: 7084569
    Abstract: A highly reliable plasma display panel is provided with less difference in wiring resistance, which can be driven at high speed even though the front or rear board has multilayer electrode wiring. A data electrode is covered with a dielectric layer, and a priming electrode is provided on the dielectric layer. An external wiring lead-out of the data electrode is provided on a rear substrate, and an external wiring lead-out of the priming electrode is provided on the dielectric layer. Wiring lead-out of the data electrode and wiring lead-out of the priming electrode have a step equivalent to the thickness of the dielectric layer.
    Type: Grant
    Filed: February 18, 2004
    Date of Patent: August 1, 2006
    Assignee: Matsushita Electric Industrial Co., Ltd.
    Inventors: Hiroyuki Tachibana, Naoki Kosugi, Masafumi Okawa, Ryuichi Murai
  • Publication number: 20060152156
    Abstract: A highly reliable plasma display panel which suppresses degradation of phosphor characteristic by removing impurity gases inside the plasma display panel. A front board includes scanning electrodes and maintenance electrodes. A and rear board includes data electrodes; partitions disposed in parallel and an exhaust hole. The scanning electrodes and maintenance electrodes of the front board and the data electrode of rear board cross. A non-evaporating getter such as zeolite is disposed inside plasma display panel near the exhaust hole.
    Type: Application
    Filed: May 14, 2004
    Publication date: July 13, 2006
    Inventors: Kazuya Hasegawa, Hiroyuki Kado, Yoshiki Sasaki, Masaki Nishinaka, Masafumi Okawa
  • Publication number: 20060132037
    Abstract: A plasma display panel including a gas adsorption member is disclosed. An effort of gas adsorption is obtained sufficiently, and the presence of the gas adsorption member avoids problems at an exhausting operation in exhaust-baking step. The plasma display panel includes a pair of plates opposed to each other with an enclosed discharge space in between. The pair of plates refer to a front plate and a back plate, and at least one of the plates has a communication hole, around which the gas adsorption member having a hole is disposed.
    Type: Application
    Filed: May 14, 2004
    Publication date: June 22, 2006
    Inventors: Masafumi Okawa, Hiroyuki Kado, Yoshiki Sasaki, Masaki Nishinaka, Kazuya Hasegawa