Hirota; Ryu

Patent Applications and Registrations

Patent applications and USPTO patent grants for Hirota; Ryu.The latest application filed is for "gallium nitride substrate".

Company Profile

4.34.43

Hirota; Ryu - Itami JP
HIROTA; Ryu - Itami-shi JP
Hirota; Ryu - Hyogo 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
Gallium nitride substrate Grant 10,837,124 - Kiyama , et al. November 17, 2	2020-11-17
Gallium Nitride Substrate App 20200032419 - KIYAMA; Makoto ; et al.	2020-01-30
Gallium nitride substrate Grant 10,458,043 - Kiyama , et al. Oc	2019-10-29
Gallium nitride substrate Grant 10,443,151 - Kiyama , et al. Oc	2019-10-15
Gallium Nitride Substrate App 20180237946 - KIYAMA; Makoto ; et al.	2018-08-23
Gallium nitride substrate Grant 10,006,147 - Kiyama , et al. June 26, 2	2018-06-26
Gallium Nitride Substrate App 20170137966 - KIYAMA; Makoto ; et al.	2017-05-18
Gallium Nitride Substrate App 20170101724 - KIYAMA; Makoto ; et al.	2017-04-13
Fabrication Method And Fabrication Apparatus Of Group Iii Nitride Crystal Substance App 20130244406 - KASAI; Hitoshi ; et al.	2013-09-19
Fabrication method and fabrication apparatus of group III nitride crystal substance Grant 8,404,569 - Kasai , et al. March 26, 2	2013-03-26
III-nitride crystal substrate and III-nitride semiconductor device Grant 8,310,030 - Hirota , et al. November 13, 2	2012-11-13
III-V compound crystal and semiconductor electronic circuit element Grant 8,304,334 - Nakahata , et al. November 6, 2	2012-11-06
Al.sub.xIn.sub.yGa.sub.l-x-yN mixture crystal substrate, method of growing same and method of producing same Grant 8,198,177 - Nakahata , et al. June 12, 2	2012-06-12
III-V Compound Crystal and Semiconductor Electronic Circuit Element App 20120142168 - Nakahata; Seiji ; et al.	2012-06-07
III-V compound crystal and semiconductor electronic circuit element Grant 8,134,223 - Nakahata , et al. March 13, 2	2012-03-13
AlxInyGa1-x-yN MIXTURE CRYSTAL SUBSTRATE, METHOD OF GROWING SAME AND METHOD OF PRODUCING SAME App 20120040511 - NAKAHATA; Seiji ; et al.	2012-02-16
Al.sub.xIn.sub.yGa.sub.1-x-yN mixture crystal substrate, method of growing same and method of producing same Grant 8,067,300 - Nakahata , et al. November 29, 2	2011-11-29
III-Nitride Crystal Substrate and III-Nitride Semiconductor Device App 20110260295 - Hirota; Ryu ; et al.	2011-10-27
Group III-nitride crystal, manufacturing method thereof, group III-nitride crystal substrate and semiconductor device Grant 8,038,794 - Sasaki , et al. October 18, 2	2011-10-18
Group III nitride crystal substrate, method of its manufacture, and group III nitride semiconductor device Grant 8,002,892 - Hirota , et al. August 23, 2	2011-08-23
III-nitride crystal manufacturing method, III-nitride crystal substrate, and III-nitride semiconductor device Grant 7,998,847 - Hirota , et al. August 16, 2	2011-08-16
Fabrication Method And Fabrication Apparatus Of Group Iii Nitride Crystal Substance App 20110065265 - KASAI; Hitoshi ; et al.	2011-03-17
Group III-nitride semiconductor crystal and manufacturing method thereof, and group III-nitride semiconductor device Grant 7,905,958 - Sasaki , et al. March 15, 2	2011-03-15
Group III nitride crystal and method of its growth Grant 7,892,513 - Fujiwara , et al. February 22, 2	2011-02-22
Fabrication method and fabrication apparatus of group III nitride crystal substance Grant 7,858,502 - Kasai , et al. December 28, 2	2010-12-28
Method for Growing Group III Nitride Crystal App 20100229786 - Uematsu; Koji ; et al.	2010-09-16
Method of growing GaN crystal, method of producing single crystal GaN substrate, and single crystal GaN substrate Grant 7,794,543 - Motoki , et al. September 14, 2	2010-09-14
Nitride semiconductor substrate and method of producing same Grant 7,772,585 - Uematsu , et al. August 10, 2	2010-08-10
Nitride semiconductor substrate and method of producing same Grant 7,771,532 - Uematsu , et al. August 10, 2	2010-08-10
Group Iii Nitride Crystal And Method Of Its Growth App 20100189624 - Fujiwara; Shinsuke ; et al.	2010-07-29
III-V Compound Crystal and Semiconductor Electronic Circuit Element App 20100090313 - Nakahata; Seiji ; et al.	2010-04-15
A1.sub.xIn.sub.yGa.sub.1-x-yN mixture crystal substrate, method of growing same and method of producing same Grant 7,655,960 - Nakahata , et al. February 2, 2	2010-02-02
Fabrication Method And Fabrication Apparatus Of Group Iii Nitride Crystal Substance App 20100009526 - KASAI; Hitoshi ; et al.	2010-01-14
III-Nitride Crystal Manufacturing Method, III-Nitride Crystal Substrate, and III-Nitride Semiconductor Device App 20090315150 - Hirota; Ryu ; et al.	2009-12-24
Fabrication method and fabrication apparatus of group III nitride crystal substance Grant 7,589,000 - Kasai , et al. September 15, 2	2009-09-15
AlxInyGa1-x-yN MIXTURE CRYSTAL SUBSTRATE, METHOD OF GROWING SAME AND METHOD OF PRODUCING SAME App 20090215248 - NAKAHATA; Seiji ; et al.	2009-08-27
Nitride Semiconductor Substrate And Method Of Producing Same App 20090155989 - UEMATSU; Koji ; et al.	2009-06-18
Single crystal GaN substrate, method of growing single crystal GaN and method of producing single crystal GaN substrate Grant 7,534,310 - Motoki , et al. May 19, 2	2009-05-19
AlxInyGa1-x-yN MIXTURE CRYSTAL SUBSTRATE, METHOD OF GROWING AlxInyGa1-x-yN MIXTURE CRYSTAL SUBSTRATE AND METHOD OF PRODUCING AlxInyGa1-x-yN MIXTURE CRYSTAL SUBSTRATE App 20090071394 - NAKAHATA; Seiji ; et al.	2009-03-19
Method for Producing GaxIn1-xN(0<x>) Crystal Gaxin1-xn(0<x<1) Crystalline Substrate, Method for Producing GaN Crystal, GaN Crystalline Substrate, and Product App 20090032907 - Uemura; Tomoki ; et al.	2009-02-05
Group III-V crystal Grant 7,485,484 - Nakahata , et al. February 3, 2	2009-02-03
Al.sub.xIn.sub.yGa.sub.1-x-yN mixture crystal substrate, method of growing Al.sub.xIn.sub.yGa.sub.1-x-yN mixture crystal substrate and method of producing Al.sub.xIn.sub.yGa.sub.1-x-yN mixture crystal substrate Grant 7,473,315 - Nakahata , et al. January 6, 2	2009-01-06
Group III-V Crystal App 20080299748 - Nakahata; Seiji ; et al.	2008-12-04
Group III-Nitride Semiconductor Crystal and Manufacturing Method Thereof, and Group III-Nitride Semiconductor Device App 20080283968 - Sasaki; Takatomo ; et al.	2008-11-20
Method of growing GaN crystal, method of producing single crystal GaN substrate, and single crystal GaN substrate App 20080202409 - Motoki; Kensaku ; et al.	2008-08-28
Method of growing GaN crystal, method of producing single crystal GaN substrate, and single crystal GaN substrate Grant 7,354,477 - Motoki , et al. April 8, 2	2008-04-08
Group III-V Crystal App 20080038580 - Nakahata; Seiji ; et al.	2008-02-14
Group III-Nitride Crystal, Manufacturing Method Thereof, Group III-Nitride Crystal Substrate and Semiconductor Device App 20080022921 - Sasaki; Takatomo ; et al.	2008-01-31
Method of growing gallium nitride crystal App 20080006201 - Hirota; Ryu ; et al.	2008-01-10
Group III-Nitride Crystal Substrate and Manufacturing Method Thereof, and Group III-Nitride Semiconductor Device App 20070296061 - Sasaki; Takatomo ; et al.	2007-12-27
Method of growing gallium nitride crystal and gallium nitride substrate App 20070280872 - Okahisa; Takuji ; et al.	2007-12-06
Method of growing GaN crystal, method of producing single crystal GaN substrate, and single crystal GaN substrate Grant 7,303,630 - Motoki , et al. December 4, 2	2007-12-04
Group III-V crystal and manufacturing method thereof Grant 7,297,625 - Nakahata , et al. November 20, 2	2007-11-20
Method of manufacturing group-III nitride crystal Grant 7,288,151 - Sasaki , et al. October 30, 2	2007-10-30
Fabrication method and fabrication apparatus of group III nitride crystal substance App 20070148920 - Kasai; Hitoshi ; et al.	2007-06-28
A1xInyGa1-x-yN mixture crystal substrate, method of growing same and method of producing same App 20060273343 - Nakahata; Seiji ; et al.	2006-12-07
Nitride semiconductor substrate and method of producing same App 20060272572 - Uematsu; Koji ; et al.	2006-12-07
Semiconductor light-emitting device Grant 7,129,525 - Uematsu , et al. October 31, 2	2006-10-31
Single crystal GaN substrate, method of growing single crystal GaN and method of producing single crystal GaN substrate App 20060213429 - Motoki; Kensaku ; et al.	2006-09-28
Single crystal GaN substrate semiconductor device Grant 7,112,826 - Motoki , et al. September 26, 2	2006-09-26
Al.sub.xIn.sub.yGa.sub.1-x-yN mixture crystal substrate Grant 7,105,865 - Nakahata , et al. September 12, 2	2006-09-12
Single crystal GaN substrate, method of growing single crystal GaN and method of producing single crystal GaN substrate Grant 7,087,114 - Motoki , et al. August 8, 2	2006-08-08
Mehtod for processing nitride semiconductor crystal surface and nitride semiconductor crystal obtained by such method App 20060012011 - Nakahata; Seiji ; et al.	2006-01-19
Semiconductor Light-Emitting Device App 20050242357 - Uematsu, Koji ; et al.	2005-11-03
Group III-V Crystal and Manufacturing method thereof App 20050227472 - Nakahata, Seiji ; et al.	2005-10-13
AlxInyGa1-x-yN mixture crystal substrate, method of growing AlxInyGa1-x-yN mixture crystal substrate and method of producing AlxInyGa1-x-yN mixture crystal substrate App 20050183658 - Nakahata, Seiji ; et al.	2005-08-25
AlxInyGa1-x-yN mixture crystal substrate, method of growing same and method of producing same App 20050161697 - Nakahata, Seiji ; et al.	2005-07-28
Group III Nitride Crystal Substrate, Method of Its Manufacture, and Group-III Nitride Semiconductor Device App 20050164419 - Hirota, Ryu ; et al.	2005-07-28
Method of manufacturing group-III nitride crystal App 20050153471 - Sasaki, Takatomo ; et al.	2005-07-14
Group III Nitride Crystal, Method of Its Manufacture, and Equipment for Manufacturing Group III Nitride Crystal App 20050098090 - Hirota, Ryu ; et al.	2005-05-12
Method of growing GaN crystal, method of producing single crystal GaN substrate, and single crystal GaN substrate App 20050092234 - Motoki, Kensaku ; et al.	2005-05-05
Method of growing GaN crystal, method of producing single crystal GaN substrate, and single crystal GaN substrate App 20050076830 - Motoki, Kensaku ; et al.	2005-04-14
Single crystal GaN substrate, method of growing same and method of producing same App 20040089919 - Motoki, Kensaku ; et al.	2004-05-13
Single crystal GaN substrate, method of growing same and method of producing same Grant 6,667,184 - Motoki , et al. December 23, 2	2003-12-23
Single crystal GaN substrate, method of growing single crystal GaN and method of producing single crystal GaN substrate App 20030145783 - Motoki, Kensaku ; et al.	2003-08-07
Single crystal GaN substrate, method of growing same and method of producing same App 20030080345 - Motoki, Kensaku ; et al.	2003-05-01

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