Kiyosawa; Tsutomu

Patent Applications and Registrations

Patent applications and USPTO patent grants for Kiyosawa; Tsutomu.The latest application filed is for "semiconductor epitaxial wafer, semiconductor device, and method for manufacturing semiconductor epitaxial wafer".

Company Profile

9.22.21

Kiyosawa; Tsutomu - Toyama JP
Kiyosawa; Tsutomu - Hyogo N/A 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
Semiconductor epitaxial wafer, semiconductor device, and method for manufacturing semiconductor epitaxial wafer Grant 11,171,214 - Kiyosawa , et al. November 9, 2	2021-11-09
Semiconductor Epitaxial Wafer, Semiconductor Device, And Method For Manufacturing Semiconductor Epitaxial Wafer App 20200303506 - KIYOSAWA; TSUTOMU ; et al.	2020-09-24
Silicon carbide semiconductor element and method for manufacturing same Grant 10,763,330 - Kiyosawa Sep	2020-09-01
Semiconductor device and method for manufacturing the same Grant 10,600,880 - Kiyosawa , et al.	2020-03-24
Method of producing semiconductor device for reducing variations of device characteristics within a surface of a semiconductor wafer Grant 10,573,739 - Kiyosawa Feb	2020-02-25
Method of producing semiconductor device Grant 10,573,740 - Kiyosawa Feb	2020-02-25
Method Of Producing Semiconductor Device App 20190326428 - KIYOSAWA; Tsutomu	2019-10-24
Silicon Carbide Semiconductor Element And Method For Manufacturing Same App 20190245039 - KIYOSAWA; TSUTOMU	2019-08-08
Semiconductor epitaxial wafer, semiconductor device, and method of producing semiconductor device Grant 10,361,297 - Kiyosawa	2019-07-23
Semiconductor device and method for manufacturing the same Grant 10,355,091 - Kiyosawa , et al. July 16, 2	2019-07-16
Semiconductor Device And Method For Manufacturing The Same App 20190123147 - KIYOSAWA; Tsutomu ; et al.	2019-04-25
Semiconductor device and method for manufacturing the same Grant 10,262,909 - Kiyosawa	2019-04-16
Method Of Producing Semiconductor Device App 20190097037 - KIYOSAWA; Tsutomu	2019-03-28
Semiconductor Device And Method For Manufacturing The Same App 20190067133 - KIYOSAWA; Tsutomu	2019-02-28
Semiconductor device and method for manufacturing the same Grant 10,211,293 - Kiyosawa , et al. Feb	2019-02-19
Semiconductor device and method for manufacturing the same Grant 10,141,235 - Kiyosawa Nov	2018-11-27
Semiconductor Device And Method For Manufacturing The Same App 20180315823 - KIYOSAWA; Tsutomu ; et al.	2018-11-01
Semiconductor Device And Method For Manufacturing The Same App 20180277453 - KIYOSAWA; TSUTOMU	2018-09-27
Semiconductor Device And Method For Manufacturing The Same App 20180277636 - KIYOSAWA; TSUTOMU ; et al.	2018-09-27
Semiconductor Epitaxial Wafer, Semiconductor Device, And Method Of Producing Semiconductor Device App 20180254339 - KIYOSAWA; TSUTOMU	2018-09-06
Metal-insulator-semiconductor field effect transistor (MISFET) device and method for manufacturing the same Grant 10,043,877 - Kiyosawa , et al. August 7, 2	2018-08-07
Silicon Carbide Semiconductor Device App 20180151719 - SANO; TSUNEICHIRO ; et al.	2018-05-31
Silicon carbide semiconductor device Grant 9,985,125 - Sano , et al. May 29, 2	2018-05-29
Semiconductor Device And Method For Manufacturing The Same App 20170170288 - KIYOSAWA; TSUTOMU ; et al.	2017-06-15
Silicon carbide semiconductor device having nitrogen-containing silicon alloy for ohmic contact to P-type impurity region Grant 9,362,370 - Kudou , et al. June 7, 2	2016-06-07
Semiconductor element, semiconductor element manufacturing method, semiconductor module, semiconductor module manufacturing method, and semiconductor package Grant 9,362,366 - Yanase , et al. June 7, 2	2016-06-07
Semiconductor device and method for manufacturing same Grant 9,209,294 - Kiyosawa , et al. December 8, 2	2015-12-08
Semiconductor Device And Method For Manufacturing Same App 20150333175 - KIYOSAWA; Tsutomu ; et al.	2015-11-19
Semiconductor device and method for manufacturing same Grant 9,130,036 - Kiyosawa , et al. September 8, 2	2015-09-08
Semiconductor Element, Semiconductor Element Manufacturing Method, Semiconductor Module, Semiconductor Module Manufacturing Method, And Semiconductor Package App 20150249133 - Yanase; Yasuyuki ; et al.	2015-09-03
Semiconductor device and method of manufacturing the device Grant 9,087,894 - Kudou , et al. July 21, 2	2015-07-21
Silicon carbide semiconductor element and method for fabricating the same Grant 9,018,699 - Kiyosawa , et al. April 28, 2	2015-04-28
Semiconductor element Grant 8,933,466 - Uchida , et al. January 13, 2	2015-01-13
Semiconductor Device App 20150001553 - Kudou; Chiaki ; et al.	2015-01-01
Semiconductor device which can withstand high voltage or high current and method for fabricating the same Grant 8,847,238 - Kiyosawa , et al. September 30, 2	2014-09-30
Semiconductor Element App 20140246682 - Uchida; Masao ; et al.	2014-09-04
Semiconductor Device And Method For Fabricating The Same App 20140183562 - Kiyosawa; Tsutomu ; et al.	2014-07-03
Semiconductor Device And Method Of Manufacturing The Device App 20130341643 - Kudou; Chiaki ; et al.	2013-12-26
Silicon Carbide Semiconductor Element And Method For Fabricating The Same App 20130168701 - Kiyosawa; Tsutomu ; et al.	2013-07-04

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