Narushima; Yasuhito

Patent Applications and Registrations

Patent applications and USPTO patent grants for Narushima; Yasuhito.The latest application filed is for "low resistivity wafer and method of manufacturing thereof".

Company Profile

19.44.34

Narushima; Yasuhito - Nagasaki JP
Narushima; Yasuhito - Tokyo JP
NARUSHIMA; Yasuhito - Omura-shi JP
Narushima; Yasuhito - Omura N/A JP
Narushima; Yasuhito - Hiratsuka N/A JP
- Nagasaki JP
Narushima; Yasuhito - Kanagawa JP
Narushima; Yasuhito - Hiratsuka-shi 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
N-type silicon single crystal production method, n-type silicon single crystal ingot, silicon wafer, and epitaxial silicon wafer Grant 11,377,755 - Maegawa , et al. July 5, 2	2022-07-05
Method for producing silicon single crystal Grant 11,242,617 - Maegawa , et al. February 8, 2	2022-02-08
Low Resistivity Wafer And Method Of Manufacturing Thereof App 20210404087 - NARUSHIMA; Yasuhito ; et al.	2021-12-30
Method for producing silicon single crystal, heat shield, and single crystal pulling device Grant 11,047,065 - Narushima , et al. June 29, 2	2021-06-29
Silicon monocrystal production method Grant 10,982,350 - Narushima , et al. April 20, 2	2021-04-20
Method for manufacturing silicon single crystal, flow straightening member, and single crystal pulling device Grant 10,916,425 - Ogawa , et al. February 9, 2	2021-02-09
Method for producing silicon single crystal Grant 10,895,018 - Narushima , et al. January 19, 2	2021-01-19
N-type Silicon Single Crystal Production Method, N-type Silicon Single Crystal Ingot, Silicon Wafer, And Epitaxial Silicon Wafer App 20200224329 - MAEGAWA; Koichi ; et al.	2020-07-16
N-type Silicon Single Crystal Production Method, N-type Silicon Single Crystal Ingot, Silicon Wafer, And Epitaxial Silicon Wafer App 20200141024 - MAEGAWA; Koichi ; et al.	2020-05-07
Single Crystal Silicon Production Method, Epitaxial Silicon Wafer Production Method, Single Crystal Silicon, And Epitaxial Silic App 20200135460 - NARUSHIMA; Yasuhito ; et al.	2020-04-30
Method For Producing Silicon Single Crystal, Heat Shield, And Single Crystal Pulling Device App 20200115821 - NARUSHIMA; Yasuhito ; et al.	2020-04-16
Method For Producing Silicon Single Crystal App 20200087814 - MAEGAWA; Koichi ; et al.	2020-03-19
Method For Manufacturing Silicon Single Crystal, Flow Straightening Member, And Single Crystal Pulling Device App 20200027732 - OGAWA; Fukuo ; et al.	2020-01-23
Method For Producing Silicon Single Crystal App 20190249331 - NARUSHIMA; Yasuhito ; et al.	2019-08-15
Method for producing single crystal Grant 10,329,686 - Narushima , et al.	2019-06-25
Silicon Monocrystal Production Method App 20190186042 - NARUSHIMA; Yasuhito ; et al.	2019-06-20
Producing method and apparatus of silicon single crystal, and silicon single crystal ingot Grant 10,294,583 - Narushima , et al.	2019-05-21
Method for producing single crystal, and method for producing silicon wafer Grant 10,233,562 - Narushima , et al.	2019-03-19
Manufacturing method of monocrystalline silicon and monocrystalline silicon Grant 10,233,564 - Narushima , et al.	2019-03-19
Manufacturing method of silicon monocrystal Grant 10,227,710 - Narushima , et al.	2019-03-12
Method for producing a silicon single crystal doped with red phosphorous with reduced number of stacking faults and method for producing a silicon wafer using the same Grant 10,100,429 - Narushima , et al. October 16, 2	2018-10-16
Manufacturing Method Of Monocrystalline Silicon And Monocrystalline Silicon App 20180094360 - NARUSHIMA; Yasuhito ; et al.	2018-04-05
Method For Producing Single Crystal App 20170327966 - NARUSHIMA; Yasuhito ; et al.	2017-11-16
Method For Producing Single Crystal And Method For Producing Silicon Wafer App 20170283980 - NARUSHIMA; Yasuhito ; et al.	2017-10-05
Manufacturing Method Of Silicon Monocrystal App 20170029975 - NARUSHIMA; Yasuhito ; et al.	2017-02-02
Method For Producing Single Crystal, And Method For Producing Silicon Wafer App 20160102418 - NARUSHIMA; Yasuhito ; et al.	2016-04-14
Silicon single crystal pulling device and graphite member used therein Grant 9,212,431 - Kawazoe , et al. December 15, 2	2015-12-15
Processes for production of silicon ingot, silicon wafer and epitaxial wafer, and silicon ingot Grant 9,074,298 - Kawazoe , et al. July 7, 2	2015-07-07
Method of manufacturing monocrystal, flow straightening cylinder, and monocrystal pulling-up device Grant 8,961,686 - Kawazoe , et al. February 24, 2	2015-02-24
Silicon single crystal pull-up apparatus that pulls a doped silicon single crystal from a melt Grant 08920561 -	2014-12-30
Silicon single crystal pull-up apparatus that pulls a doped silicon single crystal from a melt Grant 8,920,561 - Narushima , et al. December 30, 2	2014-12-30
Method of producing single crystal silicon Grant 8,888,911 - Uto , et al. November 18, 2	2014-11-18
Silicon single crystal pull-up apparatus and method of manufacturing silicon single crystal Grant 8,871,023 - Takanashi , et al. October 28, 2	2014-10-28
Method for manufacturing single crystal Grant 8,852,340 - Narushima , et al. October 7, 2	2014-10-07
Method of manufacturing silicon single crystal Grant 8,840,721 - Narushima , et al. September 23, 2	2014-09-23
Process for production of silicon single crystal, and highly doped N-type semiconductor substrate Grant 8,747,551 - Kawazoe , et al. June 10, 2	2014-06-10
Doping apparatus for simultaneously injecting two dopants into a semiconductor melt at different positions and method for manufacturing silicon single crystal using the doping apparatus Grant 8,715,416 - Narushima , et al. May 6, 2	2014-05-06
Method For Manufacturing Single Crystal App 20140033967 - NARUSHIMA; Yasuhito ; et al.	2014-02-06
Process For Production Of Silicon Single Crystal, And Highly Doped N-type Semiconductor Substrate App 20140020617 - KAWAZOE; Shinichi ; et al.	2014-01-23
Method for manufacturing single crystal Grant 8,580,032 - Narushima , et al. November 12, 2	2013-11-12
Process for production of silicon single crystal, and highly doped N-type semiconductor substrate Grant 8,574,363 - Kawazoe , et al. November 5, 2	2013-11-05
Manufacturing method for silicon single crystal Grant 8,535,439 - Narushima , et al. September 17, 2	2013-09-17
Silicon single crystal pull-up apparatus having a sliding sample tube Grant 8,518,180 - Narushima , et al. August 27, 2	2013-08-27
Method of dopant injection, N-type silicon single-crystal, doping apparatus and pull-up device Grant 8,409,347 - Kawazoe , et al. April 2, 2	2013-04-02
Dopant implanting method and doping apparatus Grant 8,283,241 - Narushima , et al. October 9, 2	2012-10-09
Method for manufacturing single crystal Grant 8,110,042 - Narushima , et al. February 7, 2	2012-02-07
Silicon Single Crystal Pull-up Apparatus And Method Of Manufacturing Silicon Single Crystal App 20110259260 - TAKANASHI; Keiichi ; et al.	2011-10-27
Process for production of silicon single crystal Grant 8,043,428 - Kawazoe , et al. October 25, 2	2011-10-25
Processes For Production Of Silicon Ingot, Silicon Wafer And Epitaxial Wafer , And Silicon Ingot App 20110140241 - Kawazoe; Shinichi ; et al.	2011-06-16
Silicon Single Crystal Pull-up Apparatus App 20110132257 - Narushima; Yasuhito ; et al.	2011-06-09
Silicon Single Crystal Pull-up Apparatus App 20110120367 - Narushima; Yasuhito ; et al.	2011-05-26
Method Of Manufacturing Silicon Single Crystal App 20110114011 - NARUSHIMA; Yasuhito ; et al.	2011-05-19
Method Of Producing Single Crystal Silicon App 20110056428 - Uto; Masayuki ; et al.	2011-03-10
Process For Production Of Silicon Single Crystal, And Highly Doped N-type Semiconductor Substrate App 20110049438 - Kawazone; Shinichi ; et al.	2011-03-03
Producing Method And Apparatus Of Silicon Single Crystal, And Silicon Single Crystal Ingot App 20100294999 - Narushima; Yasuhito ; et al.	2010-11-25
Method Of Manufacturing Monocrystal, Flow Straightening Cylinder, And Monocrystal Pulling-up Device App 20100212580 - Kawazoe; Shinichi ; et al.	2010-08-26
Manufacturing Method For Silicon Single Crystal App 20100175612 - NARUSHIMA; Yasuhito ; et al.	2010-07-15
Dopant Implanting Method And Doping Apparatus App 20100151667 - Narushima; Yasuhito ; et al.	2010-06-17
Process For Production Of Silicon Single Crystal, And Silicon Single Crystal Substrate App 20100133485 - Kawazoe; Shinichi ; et al.	2010-06-03
Method For Manufacturing Single Crystal App 20100071612 - Narushima; Yasuhito ; et al.	2010-03-25
Method For Manufacturing Single Crystal App 20100050931 - Narushima; Yasuhito ; et al.	2010-03-04
Doping Apparatus And Method For Manufacturing Silicon Single Crystal App 20100031871 - Narushima; Yasuhito ; et al.	2010-02-11
Method Of Dopant Injection, N-type Silicon Single-crystal, Doping Apparatus And Pull-up Device App 20090314996 - Kawazoe; Shinichi ; et al.	2009-12-24
Method Of Injecting Dopant Gas App 20090145350 - Narushima; Yasuhito ; et al.	2009-06-11
Silicon Single Crystal Pulling Device And Graphite Member Used Therein App 20080078322 - Kawazoe; Shinichi ; et al.	2008-04-03

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