Ishiguro; Tetsuro

Patent Applications and Registrations

Patent applications and USPTO patent grants for Ishiguro; Tetsuro.The latest application filed is for "compound semiconductor device and method for manufacturing the same".

Company Profile

6.18.25

Ishiguro; Tetsuro - Kawasaki 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
Compound semiconductor device with high power and reduced off-leakage and method for manufacturing the same Grant 10,992,269 - Ishiguro , et al. April 27, 2	2021-04-27
Compound semiconductor device and fabrication method Grant 10,847,642 - Ishiguro , et al. November 24, 2	2020-11-24
Compound semiconductor device and manufacturing method thereof Grant 10,600,901 - Kotani , et al.	2020-03-24
Semiconductor crystal substrate with Fe doping Grant 10,431,656 - Ishiguro , et al. O	2019-10-01
Compound semiconductor device and method of manufacturing the same Grant 10,270,404 - Ishiguro , et al.	2019-04-23
Compound Semiconductor Device And Method For Manufacturing The Same App 20190020318 - Ishiguro; Tetsuro ; et al.	2019-01-17
Compound Semiconductor Device And Fabrication Method App 20190006503 - Ishiguro; Tetsuro ; et al.	2019-01-03
Gallium nitride based high electron mobility transistor (GaN-HEMT) device with an iron-doped cap layer and method of manufacturing the same Grant 9,997,594 - Ishiguro , et al. June 12, 2	2018-06-12
Semiconductor Crystal Substrate And Semiconductor Device App 20180069086 - Ishiguro; Tetsuro ; et al.	2018-03-08
Compound semiconductor device and method for manufacturing the same Grant 9,899,492 - Yamada , et al. February 20, 2	2018-02-20
Semiconductor Device, Power-supply Device, And Amplifier App 20170229566 - Ishiguro; Tetsuro ; et al.	2017-08-10
Compound Semiconductor Device And Method Of Manufacturing The Same App 20170125516 - Ishiguro; Tetsuro ; et al.	2017-05-04
Compound Semiconductor Device And Method Of Manufacturing The Same App 20170125563 - Ishiguro; Tetsuro ; et al.	2017-05-04
Compound Semiconductor Device And Manufacturing Method Thereof App 20160359032 - KOTANI; JUNJI ; et al.	2016-12-08
Compound semiconductor device and method of manufacturing the same Grant 9,502,525 - Ishiguro , et al. November 22, 2	2016-11-22
Compound Semiconductor Device And Method For Manufacturing The Same App 20160190278 - Yamada; Atsushi ; et al.	2016-06-30
Compound semiconductor device, power source device and high frequency amplifier and method for manufacturing the same Grant 9,312,341 - Ishiguro , et al. April 12, 2	2016-04-12
Semiconductor apparatus Grant 9,269,799 - Ishiguro , et al. February 23, 2	2016-02-23
Semiconductor apparatus Grant 9,184,241 - Ishiguro , et al. November 10, 2	2015-11-10
Semiconductor apparatus having nitride semiconductor buffer layer doped with at least one of Fe, Si, and C Grant 9,029,868 - Kotani , et al. May 12, 2	2015-05-12
Semiconductor Device With Buffer Layer Made Of Nitride Semiconductor App 20150076509 - ISHIGURO; TETSURO ; et al.	2015-03-19
Semiconductor Device App 20150034967 - Ishiguro; Tetsuro	2015-02-05
Semiconductor device and fabrication method Grant 8,878,248 - Ishiguro , et al. November 4, 2	2014-11-04
Compound Semiconductor Device And Method For Manufacturing The Same App 20140291725 - Ishiguro; Tetsuro ; et al.	2014-10-02
Semiconductor Apparatus App 20140091318 - Ishiguro; Tetsuro ; et al.	2014-04-03
Compound Semiconductor Device And Method Of Manufacturing The Same App 20140091364 - IMANISHI; Kenji ; et al.	2014-04-03
Semiconductor Device And Method For Manufacturing A Semiconductor Device App 20140091320 - NAKAMURA; NORIKAZU ; et al.	2014-04-03
Semiconductor Apparatus App 20140091313 - KOTANI; Junji ; et al.	2014-04-03
Semiconductor Apparatus App 20140091314 - ISHIGURO; Tetsuro ; et al.	2014-04-03
Compound semiconductor device and method for manufacturing the same Grant 8,592,823 - Kotani , et al. November 26, 2	2013-11-26
Compound Semiconductor Device And Method Of Manufacturing The Same App 20130256682 - Ishiguro; Tetsuro ; et al.	2013-10-03
Semiconductor Device, Nitride Semiconductor Crystal, Method For Manufacturing Semiconductor Device, And Method For Manufacturing Nitride Semiconductor Crystal App 20130248872 - NAKAMURA; Norikazu ; et al.	2013-09-26
Compound semiconductor device and manufacturing method thereof Grant 8,476,642 - Ishiguro , et al. July 2, 2	2013-07-02
Semiconductor Device And Fabrication Method App 20130075785 - Ishiguro; Tetsuro ; et al.	2013-03-28
Semiconductor Device App 20130075786 - ISHIGURO; Tetsuro	2013-03-28
Compound Semiconductor Device And Method For Manufacturing The Same App 20130043489 - Kotani; Junji ; et al.	2013-02-21
Compound Semiconductor Device And Manufacturing Method Thereof App 20120138955 - ISHIGURO; Tetsuro ; et al.	2012-06-07

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