Patents by Inventor Hirotoshi Sato

Hirotoshi Sato 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: 11559813
    Abstract: Provided is a safety cabinet that reduces a temperature change between a storage environment temperature and a temperature in the safety cabinet to reduce damage to cultured microorganisms, cultured cells, or the like. The safety cabinet that includes a front panel and an operation opening in front of an operation space and an operation stage below the operation space and supplies purified air into the operation space from above, in which the operation stage is provided with a temperature-regulatable portion of which a temperature is regulatable.
    Type: Grant
    Filed: October 15, 2018
    Date of Patent: January 24, 2023
    Assignee: Hitachi Industrial Equipment Systems Co., Ltd.
    Inventors: Kenichi Souma, Hirotoshi Sato, Takeshi Kaneko
  • Publication number: 20230020281
    Abstract: An endoscope includes an insertion part and an operation part. The operation part is consecutively provided at the insertion part. A bendable portion is provided at a distal end portion of the insertion part so as to be bendable. An operation part-side operation member is provided at a distal end portion of the operation part and has an operation part-side protruding portion. An insertion part-side operation member is provided at a proximal end portion of the insertion part and has an insertion part-side protruding portion and finger rest protruding portions, and the insertion part-side protruding portion and the operation part-side protruding portion indicate a rotational movement position of the insertion part with respect to the operation part.
    Type: Application
    Filed: September 26, 2022
    Publication date: January 19, 2023
    Applicant: FUJIFILM Corporation
    Inventors: Hirotoshi ONO, Jun SATO
  • Patent number: 11543139
    Abstract: An object of the present invention is to provide a safety cabinet capable of controlling the purity during usage. In order to realize the object, the safety cabinet is configured to include an operation space including an operation stage; a front panel formed in a front surface of the operation space; an operation opening provided in a lower portion of the front panel; a suction port that is provided in the vicinity of the operation opening on a front side of the operation stage to lead downward; an air circulation path through which air suctioned from the suction port flows along a lower portion, a back surface, and an upper portion of the operation space; a particle counter; an operation space-air intake port provided in the operation space to take air into the particle counter; and an introduction pipe that introduces the air into the particle counter from the operation space-air intake port.
    Type: Grant
    Filed: February 4, 2019
    Date of Patent: January 3, 2023
    Assignee: Hitachi Industrial Equipment Systems Co., Ltd.
    Inventors: Takeshi Kaneko, Hirotoshi Sato, Masashi Takasawa
  • Patent number: 11536739
    Abstract: Example automated diagnostic analyzers and methods for using the same are disclosed herein. An example apparatus described herein includes a first carousel rotatably coupled to a base and having a first axis of rotation. The example apparatus includes a second carousel rotatably coupled to the base and vertically spaced over the first carousel such that at least a portion of the second carousel is disposed over the first carousel. In the example apparatus, the second carousel has a second axis of rotation and a plurality of vessels. The example apparatus also includes a pipetting mechanism offset from the second axis of rotation. The example pipetting mechanism is to access the first carousel and the second carousel.
    Type: Grant
    Filed: August 18, 2020
    Date of Patent: December 27, 2022
    Assignee: Abbott Laboratories
    Inventors: Brian L. Ochranek, David C. Arnquist, Takehiko Oonuma, Hirotoshi Tahara, Naoto Sato
  • Patent number: 11534749
    Abstract: A biosafety cabinet includes an operation, an operation space, a front plate, an operation opening, a vibration damping mechanism and an exhaust. The vibration damping mechanism is a mechanism that floats an operation object, which is disposed in the operation space, from the operation stage. The vibration damping mechanism includes a table which supports the operation object, and a magnet which is disposed in the operation stage. The vibration damping mechanism is a mechanism that floats the operation object from the operation stage by using a magnetic force.
    Type: Grant
    Filed: December 26, 2018
    Date of Patent: December 27, 2022
    Assignee: Hitachi Industrial Equipment Systems Co., Ltd.
    Inventors: Takeshi Kaneko, Hirotoshi Sato
  • Patent number: 11512155
    Abstract: A method for producing a fluoropolymer of the invention which includes polymerizing a fluoromonomer in an aqueous medium in the presence of a surfactant to provide a fluoropolymer. The surfactant includes at least one selected from the group consisting of a surfactant represented by R1a—CO—R2a—CO—R3a-Aa and a surfactant represented by R1b—CO—(CR2b2)n—(OR3b)p—(CR4b2)q-L-Ab.
    Type: Grant
    Filed: March 30, 2018
    Date of Patent: November 29, 2022
    Assignee: DAIKIN INDUSTRIES, LTD.
    Inventors: Taketo Kato, Satoru Yoneda, Manabu Fujisawa, Kazuya Asano, Takahiro Kitahara, Masahiro Higashi, Akiyoshi Yamauchi, Sumi Ishihara, Yosuke Kishikawa, Shinnosuke Nitta, Marina Nakano, Hirotoshi Yoshida, Yoshinori Nanba, Kengo Ito, Chiaki Okui, Hirokazu Aoyama, Masamichi Sukegawa, Taku Yamanaka, Yuuji Tanaka, Kenji Ichikawa, Yohei Fujimoto, Hiroyuki Sato
  • Publication number: 20220315713
    Abstract: A method for producing a fluoropolymer powder including (A1) adding, to a fluoropolymer aqueous dispersion obtained by polymerization using a carboxylic acid type hydrocarbon surfactant, and an acid to adjust a pH to 4.0 or less and cause coagulation to thereby obtain a wet fluoropolymer powder containing a fluorine-containing compound represented by the following general formula (1A), and (B1) heat-treating the wet fluoropolymer powder at a temperature higher than 150° C. and lower than 240° C.: General Formula (1A): H—(CF2)m—COOH wherein m is 3 to 19.
    Type: Application
    Filed: April 16, 2020
    Publication date: October 6, 2022
    Applicant: DAIKIN INDUSTRIES, LTD.
    Inventors: Chiaki OKUI, Hirotoshi YOSHIDA, Hiroyuki SATO, Kenji ICHIKAWA, Taketo KATO, Taku YAMANAKA
  • Publication number: 20220136951
    Abstract: Provided is a fan filter unit with which the performance of a HEPA filter can be measured at multiple points with ease and in a short time. The fan filter unit has a first HEPA filter, a second HEPA filter, and exhaust means installed between the first HEPA filter and the second HEPA filter. The first HEPA filter, the second HEPA filter, and the exhaust means are integrated by a housing.
    Type: Application
    Filed: April 15, 2020
    Publication date: May 5, 2022
    Inventors: Takeshi KANEKO, Hirotoshi SATO, Toshihiko SUWA, Makoto YOKOYAMA, Haruhiko ADACHI, Takeshi MATSUMURA
  • Patent number: 11273438
    Abstract: Provided is a safety cabinet that prevents oversights in airtightness tests and HEPA filter penetration ratio tests even if a pathogen or the like leaks from a workspace wall surface in the interior of the safety cabinet. The safety cabinet includes: a work surface at the bottom of a workspace; a front panel at the front of the workspace; a work opening section below the front panel; and a first air purification means that filters exhaust air that is air discharged from within the workspace. The safety cabinet is characterized in that the non-workspace sides of a side wall surface and a back wall surface of the workspace are formed by an outer wall of a device with prescribed airtightness performance.
    Type: Grant
    Filed: February 19, 2018
    Date of Patent: March 15, 2022
    Assignee: HITACHI INDUSTRIAL EQUIPMENT SYSTEMS CO., LTD.
    Inventors: Keiichi Ono, Hirotoshi Sato
  • Patent number: 11112143
    Abstract: Provided are a fan filter unit and a sterilization apparatus capable of shortening a sterilization operation time to be performed at a changeover. The sterilization apparatus has: a working space; a fan filter unit for supplying clean air to the working space; and a sterilizing gas charging unit on the air suction side of the fan filter unit. The fan filter unit comprises: a fan unit section constituted by an air blower and a pressurization chamber; a dust removal filter provided on the downstream side of the fan unit section; a passage bypassing the dust removal filter; and an opening and closing mechanism of the passage. By opening the opening and closing mechanism, the air flow not passing through the dust removal filter can be supplied to the secondary side of the fan filter unit.
    Type: Grant
    Filed: February 15, 2018
    Date of Patent: September 7, 2021
    Assignee: Hitachi Industrial Equipment Systems Co., Ltd.
    Inventors: Makoto Yokoyama, Takeshi Matsumura, Hirotoshi Sato
  • Publication number: 20210146348
    Abstract: A biosafety cabinet includes: an operation stage above which an operation is performed; an operation space in which an operator performs an operation; a front plate that is disposed in a front surface of the operation space; an operation opening that is connected to the operation space; exhaust means for taking air in from the operation opening and exhausting air in the operation space outside the biosafety cabinet through air purification means; and a vibration damping mechanism.
    Type: Application
    Filed: December 26, 2018
    Publication date: May 20, 2021
    Inventors: Takeshi KANEKO, Hirotoshi SATO
  • Publication number: 20210001341
    Abstract: Provided is a safety cabinet that reduces a temperature change between a storage environment temperature and a temperature in the safety cabinet to reduce damage to cultured microorganisms, cultured cells, or the like. The safety cabinet that includes a front panel and an operation opening in front of an operation space and an operation stage below the operation space and supplies purified air into the operation space from above, in which the operation stage is provided with a temperature-regulatable portion of which a temperature is regulatable.
    Type: Application
    Filed: October 15, 2018
    Publication date: January 7, 2021
    Inventors: Kenichi SOUMA, Hirotoshi SATO, Takeshi KANEKO
  • Patent number: 10874012
    Abstract: The purpose of the present invention is to provide a clean air device that can reduce the risk of contamination due to static electricity. Provided is a biosafety cabinet or a clean air device that connects a biosafety cabinet and a clean booth, wherein a static eliminator (ionizer) that generates a corona discharge by way of concentrating an electric field on a needle-shaped discharge electrode and eliminates static with ionized air is disposed directly above an air flow branching point where air supplied to a work space branches to the front face and to rear face inside the biosafety cabinet.
    Type: Grant
    Filed: April 24, 2017
    Date of Patent: December 22, 2020
    Assignee: Hitachi Industrial Equipment Systems Co., Ltd.
    Inventors: Takeshi Kaneko, Hirotoshi Sato
  • Publication number: 20200393147
    Abstract: An object of the present invention is to provide a safety cabinet capable of controlling the purity during usage. In order to realize the object, the safety cabinet is configured to include an operation space including an operation stage; a front panel formed in a front surface of the operation space; an operation opening provided in a lower portion of the front panel; a suction port that is provided in the vicinity of the operation opening on a front side of the operation stage to lead downward; an air circulation path through which air suctioned from the suction port flows along a lower portion, a back surface, and an upper portion of the operation space; a particle counter; an operation space-air intake port provided in the operation space to take air into the particle counter; and an introduction pipe that introduces the air into the particle counter from the operation space-air intake port.
    Type: Application
    Filed: February 4, 2019
    Publication date: December 17, 2020
    Inventors: Takeshi KANEKO, Hirotoshi SATO, Masashi TAKASAWA
  • Patent number: 10830462
    Abstract: The purpose of the present invention is to reduce the risk of contamination in a clean air device in which a safety cabinet and clean booths are coupled. To achieve this, a clean air device in which a cabinet and clean booths are coupled, is configured such that the cabinet is equipped with: a work space which is formed on the inner side of a front shutter; and a circulation path which is formed from the lower surface, side surfaces, rear surface of the work space, and an outside portion of the cabinet so as to exhaust the air flowing into the work space. Pass boxes connected to the clean booths are provided to a portion of the side surfaces of the work space. Each of the pass boxes is formed by a pass box coupling inner surface, the outside of which has a space formed by a pass box coupling outer surface. The space communicates with the circulation path. The bottom of the pass box coupling outer surface is provided with a pass box coupling outer surface slit.
    Type: Grant
    Filed: December 28, 2016
    Date of Patent: November 10, 2020
    Assignee: Hitachi Industrial Equipment Systems Co., Ltd.
    Inventors: Takeshi Kaneko, Hirotoshi Sato
  • Publication number: 20200171188
    Abstract: There is provided a safety cabinet in which a good operability is attained and it is possible to secure a sterility assurance level. There is provided a safety cabinet including an operation chamber, a front door that covers part of an opening of a front surface of the operation chamber, an operation opening below the front door, into which an operator can insert an hand and perform an operation, and a front slit, which takes in air inside the operation chamber and air in a room through the operation opening, on a front surface side of a lower portion of the operation chamber, the cabinet including sterilization gas generating means; and sealing means for sealing the operation opening during a sterilization operation.
    Type: Application
    Filed: July 14, 2017
    Publication date: June 4, 2020
    Inventors: Takeshi KANEKO, Hirotoshi SATO
  • Publication number: 20200096229
    Abstract: Provided are a fan filter unit and a sterilization apparatus capable of shortening a sterilization operation time to be performed at a changeover. The sterilization apparatus has: a working space; a fan filter unit for supplying clean air to the working space; and a sterilizing gas charging unit on the air suction side of the fan filter unit. The fan filter unit comprises: a fan unit section constituted by an air blower and a pressurization chamber; a dust removal filter provided on the downstream side of the fan unit section; a passage bypassing the dust removal filter; and an opening and closing mechanism of the passage. By opening the opening and closing mechanism, the air flow not passing through the dust removal filter can be supplied to the secondary side of the fan filter unit.
    Type: Application
    Filed: February 15, 2018
    Publication date: March 26, 2020
    Inventors: Makoto YOKOYAMA, Takeshi MATSUMURA, Hirotoshi SATO
  • Publication number: 20200023349
    Abstract: Provided is a safety cabinet that prevents oversights in airtightness tests and HEPA filter penetration ratio tests even if a pathogen or the like leaks from a workspace wall surface in the interior of the safety cabinet. The safety cabinet includes: a work surface at the bottom of a workspace; a front panel at the front of the workspace; a work opening section below the front panel; and a first air purification means that filters exhaust air that is air discharged from within the workspace. The safety cabinet is characterized in that the non-workspace sides of a side wall surface and a back wall surface of the workspace are formed by an outer wall of a device with prescribed airtightness performance.
    Type: Application
    Filed: February 19, 2018
    Publication date: January 23, 2020
    Inventors: Keiichi ONO, Hirotoshi SATO
  • Patent number: 10525458
    Abstract: With respect to a clean air device, in order to provide a device structure and an air cleaning unit inspecting method capable of supplying clean air through a filter and also capable of measuring the amount of dust in a workroom space in which blown air forms a laminar flow such that an increase in the amount of dust can be accurately detected, the clean air device comprises an air cleaning unit, a rectifying unit arranged downstream of the air cleaning unit configured to rectify air blown from the air cleaning unit and form a laminar flow, and a workroom arranged downstream of the rectifying unit, wherein at least one suction port is provided on a wall surface in a space formed between the air cleaning unit and the rectifying unit, configured to draw out the air in the space to an exterior.
    Type: Grant
    Filed: November 17, 2014
    Date of Patent: January 7, 2020
    Assignee: Hitachi Industrial Equipment Systems Co., Ltd.
    Inventors: Keiichi Ono, Hirotoshi Sato
  • Patent number: 10350588
    Abstract: In a state where an operator performs operation using a safety cabinet while confirming standard operating procedures and sample data, a display device such as a monitor screen provided in the safety cabinet is arranged at a position that is not subject to effects of deterioration due to diffused reflection of light from a fluorescent lamp or sterilization lamp irradiation, and that does not generate resistance in an airflow path, while also protecting the display device from decontamination operation and preventing dirt from being adhered to a portion related to display.
    Type: Grant
    Filed: December 22, 2015
    Date of Patent: July 16, 2019
    Assignee: Hitachi Industrial Equipment Systems Co., Ltd.
    Inventors: Takeshi Kaneko, Hirotoshi Sato, Yukio Mori, Yukiyasu Sano