Ayai; Naoki

Patent Applications and Registrations

Patent applications and USPTO patent grants for Ayai; Naoki.The latest application filed is for "power converter, and method for controlling same".

Company Profile

8.34.43

Ayai; Naoki - Osaka JP
Ayai; Naoki - Osaka-shi JP
Ayai, Naoki - Osaka-shi osaka JP

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Power converter for performing conversion from DC to AC or vice versa, and method for controlling the power converter Grant 11,404,974 - Ayai August 2, 2	2022-08-02
Power storage device Grant 11,217,842 - Akita , et al. January 4, 2	2022-01-04
Power Converter, And Method For Controlling Same App 20210384845 - AYAI; Naoki	2021-12-09
Power conversion system and control method therefor Grant 11,139,657 - Nakajima , et al. October 5, 2	2021-10-05
Power supply device and power supply system Grant 11,031,807 - Akita , et al. June 8, 2	2021-06-08
Power conversion device and control method for power conversion device Grant 10,917,022 - Akita , et al. February 9, 2	2021-02-09
Conversion device having a control unit for detecting arm short-circuit Grant 10,644,614 - Okuda , et al.	2020-05-05
Power Storage Device App 20200036069 - Akita; Tetsuo ; et al.	2020-01-30
Power conversion device and method for controlling same Grant 10,530,238 - Akita , et al. J	2020-01-07
Power conversion device and method for determining operational state of breaking device Grant 10,476,259 - Okumura , et al. Nov	2019-11-12
Power conversion device and control method for same Grant 10,461,625 - Okumura , et al. Oc	2019-10-29
Power supply device and switch control method therefor Grant 10,411,501 - Akita , et al. Sept	2019-09-10
Power Supply Device And Power Supply System App 20190237995 - Akita; Tetsuo ; et al.	2019-08-01
Power Conversion Device And Control Method For Power Conversion Device App 20190238064 - Akita; Tetsuo ; et al.	2019-08-01
Power supply unit and method for backfeed protection thereof Grant 10,355,519 - Akita , et al. July 16, 2	2019-07-16
Conversion device Grant 10,355,620 - Ayai , et al. July 16, 2	2019-07-16
Conversion device for converting voltage in a non-insulated manner and method for controlling the same Grant 10,348,190 - Shimizu , et al. July 9, 2	2019-07-09
Gate-blocking a DC/DC converter based upon output current of an AC reactor in a power conversion device Grant 10,340,814 - Shimizu , et al.	2019-07-02
Power Conversion Device And Method For Determining Operational State Of Breaking Device App 20190181635 - Okumura; Toshiaki ; et al.	2019-06-13
Power conversion device performing DC/AC power conversion via intermediate bus, and control method thereof Grant 10,284,113 - Ayai	2019-05-07
Inverter device Grant 10,277,036 - Ayai , et al.	2019-04-30
Power Conversion Device And Method For Controlling Same App 20190081575 - Shimizu; Yusuke ; et al.	2019-03-14
Power Supply Unit And Method For Backfeed Protection Thereof App 20190081505 - Akita; Tetsuo ; et al.	2019-03-14
Power Conversion Device And Control Method For Same App 20190044428 - Okumura; Toshiaki ; et al.	2019-02-07
Power conversion device and three-phase AC power supply device Grant 10,193,434 - Okumura , et al. Ja	2019-01-29
Power Conversion Device And Control Method Thereof App 20180287511 - Ayai; Naoki	2018-10-04
Power Conversion System And Control Method Therefor App 20180287390 - Nakajima; Yoshiharu ; et al.	2018-10-04
Power Conversion Device And Control Method Thereof App 20180262012 - Ayai; Naoki	2018-09-13
Power Supply Device And Switch Control Method Therefor App 20180205262 - Akita; Tetsuo ; et al.	2018-07-19
Power Conversion Device And Method For Controlling Same App 20180183319 - Akita; Tetsuo ; et al.	2018-06-28
Conversion Device And Method For Controlling The Same App 20180166979 - SHIMIZU; Yusuke ; et al.	2018-06-14
Conversion Device App 20180034386 - Okuda; Yuji ; et al.	2018-02-01
High-frequency switching type conversion device Grant 9,882,508 - Ayai , et al. January 30, 2	2018-01-30
Power conversion device and three-phase AC power supply device Grant 9,831,676 - Okumura , et al. November 28, 2	2017-11-28
Conversion device Grant 9,800,177 - Ayai , et al. October 24, 2	2017-10-24
Power conversion device and three-phase alternating current power supply device Grant 9,748,865 - Ayai August 29, 2	2017-08-29
Conversion Device App 20170229978 - Ayai; Naoki ; et al.	2017-08-10
Power conversion device and three-phase alternating current power supply device Grant 9,722,508 - Ayai , et al. August 1, 2	2017-08-01
Power Conversion Device And Three-phase Ac Power Supply Device App 20170133921 - Okumura; Toshiaki ; et al.	2017-05-11
Inverter device with a control unit Grant 9,627,995 - Ayai , et al. April 18, 2	2017-04-18
Power Conversion Device And Three-phase Ac Power Supply Device App 20170104422 - Okumura; Toshiaki ; et al.	2017-04-13
Power Conversion Device And Three-phase Alternating Current Power Supply Device App 20160336873 - Ayai; Naoki	2016-11-17
Power Conversion Device And Three-phase Alternating Current Power Supply Device App 20160329829 - Ayai; Naoki ; et al.	2016-11-10
Conversion Device App 20160268890 - Ayai; Naoki ; et al.	2016-09-15
Conversion Device App 20160261206 - AYAI; Naoki ; et al.	2016-09-08
Inverter Device App 20160126863 - AYAI; Naoki ; et al.	2016-05-05
Inverter Device App 20160126742 - AYAI; Naoki ; et al.	2016-05-05
Concentrator Photovoltaic System; Semiconductor Integrated Circuit, Tracking Deviation Detection Program, And Tracking Deviation Correction Program To Be Used In The Concentrator Photovoltaic System, And Tracking Deviation Detection Method And Tracking Deviation Correction Method App 20150340988 - SHINADA; Shinjirou ; et al.	2015-11-26
Concentrator Photovoltaic System, Method For Detecting Tracking Deviation, Method For Correcting Tracking Deviation, Control Device, Program For Detecting Tracking Deviation, And, Program For Correcting Tracking Deviation App 20140373899 - IWASAKI; Takashi ; et al.	2014-12-25
Precursor wire of oxide superconducting wire and production method thereof and oxide superconducting wire produced by using the precursor wire Grant 8,238,991 - Ayai August 7, 2	2012-08-07
Bi2223 OXIDE SUPERCONDUCTOR AND METHOD FOR PRODUCING SAME App 20120172230 - Tatamidani; Kazuaki ; et al.	2012-07-05
Precursor Wire Of Oxide Superconducting Wire And Production Method Thereof And Oxide Superconducting Wire Produced By Using The Precursor Wire App 20110136673 - Ayai; Naoki	2011-06-09
Oxide Superconducting Wire, Superconducting Structure, Method Of Producing Oxide Superconducting Wire, Superconducting Cable, Superconducting Magnet, And Product Incorporating Superconducting Magnet App 20100248969 - Fujikami; Jun ; et al.	2010-09-30
Superconducting Tape And Production Method Thereof App 20100075857 - Ayai; Naoki	2010-03-25
Process For Producing Raw Material Powder For Oxide Superconductor App 20090298699 - Ayai; Naoki	2009-12-03
Method of producing a material of oxide superconductor, method of producing an oxide superconducting wire, and superconducting apparatus Grant 7,514,388 - Ayai April 7, 2	2009-04-07
Method of manufacturing bismuth-based oxide superconductor and superconducting wire App 20090018023 - Ayai; Naoki	2009-01-15
Superconducting coil and superconducting apparatus Grant 7,468,207 - Ayai , et al. December 23, 2	2008-12-23
Method of Producing a Material of Oxide Superconductor, Method of Producing an Oxide Superconducting Wire, and Superconducting Apparatus App 20080020936 - Ayai; Naoki	2008-01-24
Method for Producing Superconducting Wire App 20070287635 - Yamazaki; Kouhei ; et al.	2007-12-13
Method of manufacturing superconducting wire Grant 7,293,343 - Ayai November 13, 2	2007-11-13
Oxide high-temperature superconducting wire and method of producing the same Grant 7,162,287 - Ayai January 9, 2	2007-01-09
Superconducting coil and superconducting apparatus Grant 7,132,162 - Ayai , et al. November 7, 2	2006-11-07
Superconducting coil and superconducting apparatus App 20060228548 - Ayai; Naoki ; et al.	2006-10-12
Superconducting cable Grant 7,091,423 - Yumura , et al. August 15, 2	2006-08-15
Superconducting coil and superconducting apparatus App 20060057381 - Ayai; Naoki ; et al.	2006-03-16
Bismuth oxide superconducting wire rod and process for producing the same App 20050278939 - Ayai, Naoki	2005-12-22
Method of producing superconductive wire material App 20050172478 - Ayai, Naoki	2005-08-11
Method of manufacturing oxide superconducting wire, oxide superconducting wire, superconducting coil and superconducting apparatus Grant 6,844,064 - Ayai , et al. January 18, 2	2005-01-18
Oxide high-temperature superconductor wire and method of producing the same Grant 6,828,508 - Ayai , et al. December 7, 2	2004-12-07
Superconducting cable App 20040200637 - Yumura, Hiroyasu ; et al.	2004-10-14
Superconducting wire Grant 6,777,376 - Kaneko , et al. August 17, 2	2004-08-17
Oxide high-temperature superconducting wire and method of producing the same App 20040157746 - Ayai, Naoki	2004-08-12
Oxide superconducting wire having insulating coat App 20030127492 - Ayai, Naoki ; et al.	2003-07-10
Oxide superconducting wire having insulating coat and production method thereof Grant 6,555,504 - Ayai , et al. April 29, 2	2003-04-29
Method of preparing oxide superconducting wire App 20020043298 - Kaneko, Tetsuyuki ; et al.	2002-04-18
Oxide high-temperature superconducting wire and method of producing the same App 20020045552 - Ayai, Naoki	2002-04-18

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