Patents by Inventor Shigeki Yasuda

Shigeki Yasuda 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).

  • Publication number: 20220363869
    Abstract: An adhesive composition containing an organic silicon compound represented by formula (1). [In the formula, R1 is an alkyl group or an aryl group, R2 are an alkyl group or an aryl group. R3 are an alkyl group, an aryl group, an aralkyl group, an alkenyl group, or an alkoxy group, but at least one is an alkoxy group. R4 is an alkyl group, an aryl group, an aralkyl group, or an organic group represented by formula (2), n is an integer of 1-3, m is an integer of 1-12. (In the formula, R5 is an alkyl group or an aryl group, R6 are an alkyl group or an aryl group, p is an integer of 0-12, q is an integer of 1-3. The broken line represents a bond.
    Type: Application
    Filed: June 11, 2020
    Publication date: November 17, 2022
    Applicant: SHIN-ETSU CHEMICAL CO., LTD.
    Inventors: Shigeki YASUDA, Munenao HIROKAMI
  • Publication number: 20220340733
    Abstract: A mixture of an organosilicon compound represented by average structural formula (2), wherein the area percentage occupied by an organic compound represented by structural formula (1) in GPC is from 5% to 95%, provides a rubber composition which exhibits excellent dispersibility of an inorganic filler and enables the achievement of a crosslinked cured product that has improved wear resistance, rolling resistance and wet grip performance. This rubber composition enables the achievement of a desired low fuel consumption tire. (R1O)3-p(R2O)pSi—(CH2)j—Sy—(CH2)k—Si(OR2)q(OR)3-q??(2): (In the formula, R1 represents an alkyl group having from 1 to 3 carbon atoms; R2 represents an alkyl group having from 4 to 8 carbon atoms; p represents a number from 0 to 3; q represents a number from 0 to 3; j represents a number from 1 to 10; k represents a number from 1 to 10; and y represents a number from 2 to 8.
    Type: Application
    Filed: August 3, 2020
    Publication date: October 27, 2022
    Applicant: SHIN-ETSU CHEMICAL CO., LTD.
    Inventors: Munenao HIROKAMI, Shigeki YASUDA, Yoshinori YONEDA
  • Publication number: 20220340715
    Abstract: Disclosed is an organopolysiloxane having a constituent unit represented by a general formula (1), a constituent unit represented by a general formula (2), and a group represented by a general formula (3) that is directly bonded to a silicon atom. R1 represents an alkyl group or an aryl group. R2 each independently represents an alkyl group or an aryl group, n is each independently 2 or 3, and m is an integer of 5 to 100. R3O—??(3) R3 represents a hydrogen atom, an alkyl group, or an aryl group.
    Type: Application
    Filed: April 6, 2022
    Publication date: October 27, 2022
    Applicant: SHIN-ETSU CHEMICAL CO., LTD.
    Inventors: Kazuhiro TSUCHIDA, Tetsuro YAMADA, Shigeki YASUDA
  • Publication number: 20220162393
    Abstract: A room-temperature-curable organopolysiloxane composition for an oil seal, wherein an organosilane compound containing a specific organo-oxymethyl group and represented by formula (1) and/or a partial hydrolysis condensate of said compound is used as a curing agent (crosslinking agent), and an organic compound having a guanidine skeleton is added in combination as a curing catalyst. (In the formula, each R1 is independently a C1-12 unsubstituted or substituted monovalent hydrocarbon group, R2 is a C1-12 unsubstituted or substituted monovalent hydrocarbon group, Y is a hydrolyzable group, and n is 0, 1 or 2.) It is thus possible to obtain a cured product having good rubber properties, adhesiveness, and engine oil resistance after curing even without containing a metal-based catalyst.
    Type: Application
    Filed: March 26, 2020
    Publication date: May 26, 2022
    Applicant: SHIN-ETSU CHEMICAL CO., LTD.
    Inventors: Akira UTA, Shigeki YASUDA, Tetsuro YAMADA, Munenao HIROKAMI, Taiki KATAYAMA, Takafumi SAKAMOTO
  • Publication number: 20210238206
    Abstract: An organic silicon compound having a ketimine structure having good storage stability can be obtained by a production method that produces an organic silicon compound having a ketimine structure indicated by formula (1) (R1 and R2 each independently indicating a C1-10 alkyl group or a C6-10 aryl group, R3 and R4 each independently indicating a hydrogen atom, a C1-10 alkyl group, or a C6-10 aryl group, n indicating an integer of 1-3, and m indicating an integer of 1-12). The production method includes a step (I) and a step (II) and has a chlorine atom content relative to the organic silicon compound indicated by formula (1) of less than 0.1 mass ppm. Step (I): A step in which an amino group-containing silicon compound indicated by formula (2) and a carbonyl compound indicated by formula (3) are caused to react. (R1-R4, n, and m are as described above.) Step (II): A step in which the chlorine atom content is reduced.
    Type: Application
    Filed: October 10, 2018
    Publication date: August 5, 2021
    Applicant: SHIN-ETSU CHEMICAL CO., LTD.
    Inventors: Shigeki YASUDA, Munenao HIROKAMI
  • Patent number: 10026974
    Abstract: A power generation system according to the present invention includes: a fuel cell unit including a fuel cell, a hydrogen generator having a first combustor, and a case; a controller; a combustion unit including a second combustor; and a discharge passage formed to cause the case and the combustion unit to communicate with each other. In a case where the controller causes one of the first combustor and the second combustor to perform the ignition operation, the controller maintains an operating state of the other combustor during the period of the ignition operation of the one combustor.
    Type: Grant
    Filed: February 15, 2012
    Date of Patent: July 17, 2018
    Assignee: Panasonic Intellectual Property Management Co., Ltd.
    Inventors: Hiroshi Tatsui, Junji Morita, Shigeki Yasuda, Akinori Yukimasa, Atsutaka Inoue
  • Patent number: 9865892
    Abstract: Provided are a fuel cell system capable of shortening the wait time of an observer who confirms set points of a system interconnection protective device before starting a system interconnection operation, and a method for operating the fuel cell system.
    Type: Grant
    Filed: March 9, 2010
    Date of Patent: January 9, 2018
    Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    Inventors: Yoshikazu Tanaka, Kiyoshi Taguchi, Yoshio Tamura, Shigeki Yasuda, Hiroaki Kaneko
  • Patent number: 9640820
    Abstract: A power generation system of the present invention includes: a fuel cell unit (101) including a fuel cell (11) and a case (12); a controller (102); a combustion unit (103) provided outside the case (12) and configured to combust a combustible gas to supply heat; and a discharge passage (70) configured to cause the fuel cell unit (101) and the combustion unit (103) to communicate with each other, wherein in a case where an exhaust gas is being discharged to the discharge passage (70) from one of the fuel cell unit (101) and the combustion unit (103) and the controller (102) changes the flow rate of the exhaust gas discharged from the other unit, the controller (102) controls at least the flow rate of the exhaust gas discharged from the other unit such that the flow rate of the exhaust gas discharged from the one unit becomes constant.
    Type: Grant
    Filed: December 9, 2011
    Date of Patent: May 2, 2017
    Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    Inventors: Hiroshi Tatsui, Junji Morita, Shigeki Yasuda, Akinori Yukimasa, Atsutaka Inoue
  • Patent number: 9478813
    Abstract: A power generation system has a power generation unit (1), a casing (2) accommodating the power generation unit (1), a ventilator (3) configured to ventilate the interior of the casing (2), and a first exhaust gas passage (4) configured to pass therethrough an exhaust gas from the ventilator (3) which is discharged out of the casing (2). The first exhaust gas passage (4) merges with a second exhaust gas passage (6) connected to a duct (11) open to outside air before the second exhaust gas passage (6) is connected to the duct (11), the second exhaust gas passage (6) being configured to pass a combustion exhaust gas from a combustion device (5) configured to generate heat to be supplied to a heat load.
    Type: Grant
    Filed: December 13, 2011
    Date of Patent: October 25, 2016
    Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    Inventors: Akinori Yukimasa, Junji Morita, Shigeki Yasuda, Atsutaka Inoue, Hiroshi Tatsui
  • Patent number: 9470428
    Abstract: A power generation system of the present invention comprises: a power generation unit (1); a casing (2) that accommodates the power generation unit (1); a ventilator (3) that ventilates the interior of the casing (2); a first gas flow passage (5), arranged inside the casing (2), for a flow therethrough of gas which flows as the ventilator (3) operates; and a second gas flow passage (6), arranged inside the casing (2), for a flow therethrough of combustion exhaust gas from the power generation unit (1), wherein within the casing (2), the second gas flow passage (6) merges into the first gas flow passage (5).
    Type: Grant
    Filed: December 13, 2011
    Date of Patent: October 18, 2016
    Assignee: Panasonic Intellectual Property Management Co., Ltd.
    Inventors: Akinori Yukimasa, Shigeki Yasuda, Junji Morita, Atsutaka Inoue, Hiroshi Tatsui
  • Patent number: 9252436
    Abstract: A fuel cell system (301) of the present invention comprises a fuel cell (1); a water circulating path (9) through which water associated with an operation of the fuel cell (1) circulates; a water circulator (10) for circulating water in the water circulating path (9); a heater (14) for heating the water circulating path (9); a first abnormality detector (29, 30) for detecting a first abnormality which is an abnormality relating to leakage of water from the water circulating path (9); and a controller (16); the fuel cell system being configured to cause the water circulator (10) to perform a water circulating operation for circulating the water in the water circulating path (9) and cause the heater (14) to perform a heating operation for heating the water circulating path (9), to suppress freezing in the water circulating path, wherein the controller (16) is configured to inhibit the water circulating operation for suppressing freezing and not to inhibit the heating operation for suppressing freezing, in a cas
    Type: Grant
    Filed: April 1, 2010
    Date of Patent: February 2, 2016
    Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    Inventors: Shigeki Yasuda, Koichi Kusumura, Kiyoshi Taguchi, Yoshio Tamura
  • Patent number: 9083014
    Abstract: A fuel cell system of the present invention comprises a fuel cell (101); a first heat medium path through which a first heat medium for cooling the fuel cell (101) flows; a first flow control device (107) configured to flow the first heat medium in the first heat medium path; an abnormality detector configured to detect an abnormality; and a controller (110) configured to control the first flow control device (107) such that the fuel cell (101) after shut-down of power generation is cooled with a higher rate in an abnormal shut-down process performed after the abnormality detector detects the abnormality, than in a normal shut-down process.
    Type: Grant
    Filed: November 20, 2009
    Date of Patent: July 14, 2015
    Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    Inventors: Yoshio Tamura, Yoshikazu Tanaka, Kiyoshi Taguchi, Shigeki Yasuda
  • Patent number: 9023544
    Abstract: A fuel cell system (1A) comprises a casing (2) having a suction port (31) through which air is introduced from outside into an internal space thereof; a fuel cell (4) accommodated within the casing (2) and configured to generate electric power through an electrochemical reaction between a fuel gas and an oxidizing gas; an air supply unit (6) of a diaphragm type disposed within the casing (2) and configured to take in the air introduced through the suction port (31) and supply the air to the fuel cell (4); and a heating unit (30) disposed within the casing (2) and configured to heat the air in a space from the suction port (31) to the air supply unit (6).
    Type: Grant
    Filed: August 9, 2011
    Date of Patent: May 5, 2015
    Assignee: Panasonic Intellectual Property Management Co., Ltd.
    Inventors: Susumu Hatano, Shigeki Yasuda, Hidetoshi Wakamatsu
  • Patent number: 8916304
    Abstract: A hydrogen generator includes: a reformer (102) configured to generate a hydrogen-containing gas by a reforming reaction using a raw material; a combustor (104) configured to heat the reformer; an air supplying device (106) configured to supply combustion air to the combustor; a first heat exchanger (108) configured to recover heat from a flue gas discharged from the combustor; a first heat medium passage (110) through which a first heat medium flows, the first heat medium receiving the heat recovered from the flue gas in the first heat exchanger; a first pump (112) configured to cause the first heat medium in the first heat medium passage to flow; a heat accumulator (140) configured to store the heat recovered by the first heat medium; and a controller (114) configured to cause the first pump to operate in a cooling step that is a step of cooling down at least the reformer by supplying the air from the air supplying device to the combustor in a state where the combustor is not carrying out combustion during
    Type: Grant
    Filed: November 20, 2009
    Date of Patent: December 23, 2014
    Assignee: Panasonic Corporation
    Inventors: Yoshio Tamura, Kiyoshi Taguchi, Yoshikazu Tanaka, Shigeki Yasuda
  • Patent number: 8911912
    Abstract: A fuel cell system (100) includes: a hydrogen generator (2) including a reformer (3); a combustor (5) configured to supply heat to the reformer (3); a fuel cell (1); a first channel (10); a second channel (8); a third channel (16) through which an oxidation gas flows, the oxidation gas being supplied to the first channel (10) extending between a branch portion (10a) and the fuel cell (1); a first on-off valve (7a) provided on the first channel (10) located downstream of a meeting portion (10c); a second on-off valve (6) provided on the second channel (8); an oxidation gas supply unit (15) provided on the third channel (16); and a controller (200) configured such that when the first on-off valve (7a) is closed and the second on-off valve (6) is opened, and a hydrogen-containing gas is discharged from the hydrogen generator (2) at the time of start-up, the controller (200) activates the oxidation gas supply unit (15) to supply the oxidation gas through the third channel (16) to the first channel (10) located do
    Type: Grant
    Filed: March 17, 2011
    Date of Patent: December 16, 2014
    Assignee: Panasonic Corporation
    Inventors: Akinori Yukimasa, Shigeki Yasuda, Naohisa Tanabe, Hidetoshi Wakamatsu
  • Patent number: 8747498
    Abstract: A hydrogen generator of the present invention includes a reformer (16) for generating a hydrogen-containing gas through a reforming reaction using a raw material; a combustor (102a) for heating the reformer (16); a combustion air supplier (117) for supplying combustion air to the combustor (102a); and an abnormality detector (110a) for detecting an abnormality; and a controller (110) configured to control the combustion air supplier (117) such that the reformer (16) is cooled with a higher rate in an abnormal shut-down process executed after the abnormality detector (110a) detects the abnormality, than in a normal shut-down process.
    Type: Grant
    Filed: November 20, 2009
    Date of Patent: June 10, 2014
    Assignee: Panasonic Corporation
    Inventors: Kiyoshi Taguchi, Takanori Shimada, Yoshikazu Tanaka, Yoshio Tamura, Shigeki Yasuda
  • Patent number: 8673222
    Abstract: A hydrogen generator of the present invention includes: a reformer (1) including a reforming catalyst (1A) containing nickel and configured to generate a hydrogen-rich fuel gas by using a raw material and steam; a temperature detector (12) configured to detect a temperature of the reforming catalyst (1A); a purge gas supplying device (7) configured to supply a purge gas to the reformer (1); and a controller (13). When the temperature detected by the temperature detector (12) is a first predetermined temperature or higher, the controller (13) purges the reformer (1) with the purge gas supplied from the purge gas supplying device (7).
    Type: Grant
    Filed: May 18, 2010
    Date of Patent: March 18, 2014
    Assignee: Panasonic Corporation
    Inventors: Akinari Nakamura, Takayuki Urata, Shigeki Yasuda, Akinori Yukimasa
  • Publication number: 20130344408
    Abstract: A power generation system according to the present invention includes: a fuel cell unit including a fuel cell, a hydrogen generator having a first combustor, and a case; a controller; a combustion unit including a second combustor; and a discharge passage formed to cause the case and the combustion unit to communicate with each other. In a case where the controller causes one of the first combustor and the second combustor to perform the ignition operation, the controller maintains an operating state of the other combustor during the period of the ignition operation of the one combustor.
    Type: Application
    Filed: February 15, 2012
    Publication date: December 26, 2013
    Applicant: PANASONIC CORPORATION
    Inventors: Hiroshi Tatsui, Junji Morita, Shigeki Yasuda, Akinori Yukimasa, Atsutaka Inoue
  • Publication number: 20130337356
    Abstract: A fuel cell system includes: a fuel cell; a cooling water passage for cooling the fuel cell; a cooling water tank; a recovered water tank configured to store water produced in the fuel cell system; a water circulating passage configured to allow water circulating between the recovered water tank and the cooling water tank to flow therethrough; a power supply detection unit; a temperature detector provided in at least one of the cooling water passage, the cooling water tank, the recovered water tank, and the water circulating passage; and a controller configured to execute a temperature increasing process for increasing the temperature detected by the temperature detector if the power supply detection unit detects a change from a state in which electric power is not supplied to a state in which the electric power is supplied.
    Type: Application
    Filed: March 8, 2012
    Publication date: December 19, 2013
    Applicant: PANASONIC CORPORATION
    Inventors: Shigeki Yasuda, Akinari Nakamura, Koichi Kusumura, Takayuki Urata
  • Publication number: 20130266881
    Abstract: A power generation system has a power generation unit (1), a casing (2) accommodating the power generation unit (1), a ventilator (3) configured to ventilate the interior of the casing (2), and a first exhaust gas passage (4) configured to pass therethrough an exhaust gas from the ventilator (3) which is discharged out of the casing (2). The first exhaust gas passage (4) merges with a second exhaust gas passage (6) connected to a duct (11) open to outside air before the second exhaust gas passage (6) is connected to the duct (11), the second exhaust gas passage (6) being configured to pass a combustion exhaust gas from a combustion device (5) configured to generate heat to be supplied to a heat load.
    Type: Application
    Filed: December 13, 2011
    Publication date: October 10, 2013
    Applicant: PANASONIC CORPORATION
    Inventors: Akinori Yukimasa, Junji Morita, Shigeki Yasuda, Atsutaka Inoue, Hiroshi Tatsui