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Tadao Hashimoto
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Goleta, CA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Low-dislocation bulk GaN crystal and method of fabricating same
Patent number
11,767,609
Issue date
Sep 26, 2023
Sixpoint Materials, Inc.
Tadao Hashimoto
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Grant
Terahertz Gunn oscillator using gallium nitride
Patent number
11,742,800
Issue date
Aug 29, 2023
Sixpoint Materials, Inc.
Tadao Hashimoto
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Seed crystal for growth of gallium nitride bulk crystal in supercri...
Patent number
10,354,863
Issue date
Jul 16, 2019
Sixpoint Materials, Inc.
Tadao Hashimoto
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Electronic device using group III nitride semiconductor and its fab...
Patent number
10,355,115
Issue date
Jul 16, 2019
Sixpoint Materials, Inc.
Tadao Hashimoto
C30 - CRYSTAL GROWTH
Information
Patent Grant
Method of growing group III nitride crystals
Patent number
10,316,431
Issue date
Jun 11, 2019
Sixpoint Materials, Inc.
Tadao Hashimoto
B28 - WORKING CEMENT, CLAY, OR STONE
Information
Patent Grant
Seed crystal for growth of gallium nitride bulk crystal in supercri...
Patent number
10,287,709
Issue date
May 14, 2019
Sixpoint Materials, Inc.
Tadao Hashimoto
C30 - CRYSTAL GROWTH
Information
Patent Grant
Seed crystal for growth of gallium nitride bulk crystal in supercri...
Patent number
10,242,868
Issue date
Mar 26, 2019
Sixpoint Materials, Inc.
Tadao Hashimoto
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Group III nitride bulk crystals and their fabrication method
Patent number
10,161,059
Issue date
Dec 25, 2018
Sixpoint Materials, Inc.
Tadao Hashimoto
C30 - CRYSTAL GROWTH
Information
Patent Grant
Group III nitride wafers and fabrication method and testing method
Patent number
10,156,530
Issue date
Dec 18, 2018
Sixpoint Materials, Inc.
Tadao Hashimoto
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Electronic device using group III nitride semiconductor and its fab...
Patent number
10,141,435
Issue date
Nov 27, 2018
Sixpoint Materials, Inc.
Tadao Hashimoto
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Electronic device using group III nitride semiconductor and its fab...
Patent number
10,134,884
Issue date
Nov 20, 2018
Sixpoint Materials, Inc.
Tadao Hashimoto
C30 - CRYSTAL GROWTH
Information
Patent Grant
Electronic device using group III nitride semiconductor and its fab...
Patent number
10,134,883
Issue date
Nov 20, 2018
Sixpoint Materials, Inc.
Tadao Hashimoto
C30 - CRYSTAL GROWTH
Information
Patent Grant
High-pressure vessel for growing group III nitride crystals and met...
Patent number
10,087,548
Issue date
Oct 2, 2018
Sixpoint Materials, Inc.
Tadao Hashimoto
C30 - CRYSTAL GROWTH
Information
Patent Grant
Group III nitride wafers and fabrication method and testing method
Patent number
10,024,809
Issue date
Jul 17, 2018
Sixpoint Materials, Inc.
Tadao Hashimoto
B24 - GRINDING POLISHING
Information
Patent Grant
Methods for producing improved crystallinity group III-nitride crys...
Patent number
9,985,102
Issue date
May 29, 2018
Sixpoint Materials, Inc.
Edward Letts
C30 - CRYSTAL GROWTH
Information
Patent Grant
Seed selection and growth methods for reduced-crack group III nitri...
Patent number
9,909,230
Issue date
Mar 6, 2018
Sixpoint Materials, Inc.
Tadao Hashimoto
C30 - CRYSTAL GROWTH
Information
Patent Grant
High pressure reactor and method of growing group III nitride cryst...
Patent number
9,885,121
Issue date
Feb 6, 2018
Sixpoint Materials, Inc.
Tadao Hashimoto
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Group III nitride bulk crystals and fabrication method
Patent number
9,834,863
Issue date
Dec 5, 2017
SixPoint Materials, Inc.
Tadao Hashimoto
C30 - CRYSTAL GROWTH
Information
Patent Grant
Method of fabricating group III nitride with gradually degraded cry...
Patent number
9,822,465
Issue date
Nov 21, 2017
Sixpoint Materials, Inc.
Tadao Hashimoto
C30 - CRYSTAL GROWTH
Information
Patent Grant
Method for producing group III-nitride wafers and group III-nitride...
Patent number
9,803,293
Issue date
Oct 31, 2017
Sixpoint Materials, Inc.
Tadao Hashimoto
C30 - CRYSTAL GROWTH
Information
Patent Grant
Group III nitride bulk crystals and their fabrication method
Patent number
9,790,617
Issue date
Oct 17, 2017
Sixpoint Materials, Inc.
Tadao Hashimoto
C30 - CRYSTAL GROWTH
Information
Patent Grant
Method of fabricating bulk group III nitride crystals in supercriti...
Patent number
9,790,616
Issue date
Oct 17, 2017
Sixpoint Materials, Inc.
Tadao Hashimoto
C30 - CRYSTAL GROWTH
Information
Patent Grant
High pressure reactor and method of growing group III nitride cryst...
Patent number
9,783,910
Issue date
Oct 10, 2017
Sixpoint Materials, Inc.
Tadao Hashimoto
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Group III nitride substrates and their fabrication method
Patent number
9,754,782
Issue date
Sep 5, 2017
Sixpoint Materials, Inc.
Tadao Hashimoto
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Electronic device using group III nitride semiconductor and its fab...
Patent number
9,685,327
Issue date
Jun 20, 2017
Sixpoint Materials, Inc.
Tadao Hashimoto
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Group III nitride crystals, their fabrication method, and method of...
Patent number
9,670,594
Issue date
Jun 6, 2017
Sixpoint Materials, Inc.
Tadao Hashimoto
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Group III nitride substrates and their fabrication method
Patent number
9,673,044
Issue date
Jun 6, 2017
Sixpoint Materials, Inc.
Tadao Hashimoto
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method for growing group III-nitride crystals in supercritical ammo...
Patent number
9,551,088
Issue date
Jan 24, 2017
The Regents of the University of California
Kenji Fujito
C30 - CRYSTAL GROWTH
Information
Patent Grant
Group III nitride wafer and its production method
Patent number
9,543,393
Issue date
Jan 10, 2017
Sixpoint Materials, Inc.
Tadao Hashimoto
C30 - CRYSTAL GROWTH
Information
Patent Grant
Method of growing group III nitride crystals
Patent number
9,518,340
Issue date
Dec 13, 2016
SixPoint Materials, Inc.
Tadao Hashimoto
B28 - WORKING CEMENT, CLAY, OR STONE
Patents Applications
last 30 patents
Information
Patent Application
GaN TRENCH MOSFET AND FABRICATION METHOD
Publication number
20240021724
Publication date
Jan 18, 2024
Sixpoint Materials, Inc.
TADAO HASHIMOTO
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
TERAHERTZ GUNN OSCILLATOR USING GALLIUM NITRIDE
Publication number
20230163724
Publication date
May 25, 2023
Sixpoint Materials, Inc.
TADAO HASHIMOTO
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
LOW-DISLOCATION BULK GAN CRYSTAL AND METHOD OF FABRICATING SAME
Publication number
20210355598
Publication date
Nov 18, 2021
Sixpoint Materials, Inc.
Tadao Hashimoto
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Application
SUITCASE AND HAND TRUCK FOR ASCENDING AND DESCENDING STAIRS
Publication number
20210114646
Publication date
Apr 22, 2021
Tadao Hashimoto
B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information
Patent Application
LOW-DISLOCATION BULK GAN CRYSTAL AND METHOD OF FABRICATING SAME
Publication number
20190249333
Publication date
Aug 15, 2019
Sixpoint Materials, Inc.
Tadao Hashimoto
C30 - CRYSTAL GROWTH
Information
Patent Application
SEED CRYSTAL FOR GROWTH OF GALLIUM NITRIDE BULK CRYSTAL IN SUPERCRI...
Publication number
20190093256
Publication date
Mar 28, 2019
Sixpoint Materials, Inc.
Tadao Hashimoto
C30 - CRYSTAL GROWTH
Information
Patent Application
SEED CRYSTAL FOR GROWTH OF GALLIUM NITRIDE BULK CRYSTAL IN SUPERCRI...
Publication number
20190091807
Publication date
Mar 28, 2019
Sixpoint Materials, Inc.
Tadao Hashimoto
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
SEED CRYSTAL FOR GROWTH OF GALLIUM NITRIDE BULK CRYSTAL IN SUPERCRI...
Publication number
20190096667
Publication date
Mar 28, 2019
Sixpoint Materials, Inc.
Tadao Hashimoto
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SEED CRYSTAL FOR GROWTH OF GALLIUM NITRIDE BULK CRYSTAL IN SUPERCRI...
Publication number
20190096668
Publication date
Mar 28, 2019
Sixpoint Materials, Inc.
Tadao Hashimoto
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
ELECTRONIC DEVICE USING GROUP III NITRIDE SEMICONDUCTOR AND ITS FAB...
Publication number
20180182881
Publication date
Jun 28, 2018
Sixpoint Materials, Inc.
Tadao Hashimoto
C30 - CRYSTAL GROWTH
Information
Patent Application
ELECTRONIC DEVICE USING GROUP III NITRIDE SEMICONDUCTOR AND ITS FAB...
Publication number
20180182873
Publication date
Jun 28, 2018
Sixpoint Materials, Inc.
Tadao Hashimoto
C30 - CRYSTAL GROWTH
Information
Patent Application
ELECTRONIC DEVICE USING GROUP III NITRIDE SEMICONDUCTOR AND ITS FAB...
Publication number
20180182882
Publication date
Jun 28, 2018
Sixpoint Materials, Inc.
Tadao Hashimoto
C30 - CRYSTAL GROWTH
Information
Patent Application
ELECTRONIC DEVICE USING GROUP III NITRIDE SEMICONDUCTOR AND ITS FAB...
Publication number
20180182872
Publication date
Jun 28, 2018
Sixpoint Materials, Inc.
Tadao Hashimoto
C30 - CRYSTAL GROWTH
Information
Patent Application
METHODS FOR PRODUCING IMPROVED CRYSTALLINITY GROUP III-NITRIDE CRYS...
Publication number
20170198407
Publication date
Jul 13, 2017
Sixpoint Materials, Inc.
Edward LETTS
C30 - CRYSTAL GROWTH
Information
Patent Application
METHOD FOR PRODUCING GROUP III NITRIDE WAFERS AND GROUP III NITRIDE...
Publication number
20170175295
Publication date
Jun 22, 2017
Sixpoint Materials, Inc.
Tadao Hashimoto
C30 - CRYSTAL GROWTH
Information
Patent Application
HIGH PRESSURE REACTOR AND METHOD OF GROWING GROUP III NITRIDE CRYST...
Publication number
20160376726
Publication date
Dec 29, 2016
Sixpoint Materials, Inc.
Tadao HASHIMOTO
C30 - CRYSTAL GROWTH
Information
Patent Application
HIGH PRESSURE REACTOR AND METHOD OF GROWING GROUP III NITRIDE CRYST...
Publication number
20160376727
Publication date
Dec 29, 2016
Sixpoint Materials, Inc.
Tadao HASHIMOTO
C30 - CRYSTAL GROWTH
Information
Patent Application
ELECTRONIC DEVICE USING GROUP III NITRIDE SEMICONDUCTOR AND ITS FAB...
Publication number
20160293415
Publication date
Oct 6, 2016
Sixpoint Materials, Inc.
TADAO HASHIMOTO
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SEED SELECTION AND GROWTH METHODS FOR REDUCED-CRACK GROUP III NITRI...
Publication number
20160215410
Publication date
Jul 28, 2016
Sixpoint Materials, Inc.
Tadao Hashimoto
C30 - CRYSTAL GROWTH
Information
Patent Application
GROUP III NITRIDE SUBSTRATES AND THEIR FABRICATION METHOD
Publication number
20160163541
Publication date
Jun 9, 2016
Sixpoint Materials, Inc.
Tadao HASHIMOTO
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
GROUP III NITRIDE SUBSTRATES AND THEIR FABRICATION METHOD
Publication number
20160163801
Publication date
Jun 9, 2016
Sixpoint Materials, Inc.
Tadao HASHIMOTO
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
GROUP III NITRIDE CRYSTALS, THEIR FABRICATION METHOD, AND METHOD OF...
Publication number
20160153115
Publication date
Jun 2, 2016
Sixpoint Materials, Inc.
Tadao HASHIMOTO
C30 - CRYSTAL GROWTH
Information
Patent Application
GROUP III NITRIDE CRYSTALS, THEIR FABRICATION METHOD, AND METHOD OF...
Publication number
20160153118
Publication date
Jun 2, 2016
Sixpoint Materials, Inc.
Tadao HASHIMOTO
C30 - CRYSTAL GROWTH
Information
Patent Application
GROUP III NITRIDE CRYSTALS, THEIR FABRICATION METHOD, AND METHOD OF...
Publication number
20160153120
Publication date
Jun 2, 2016
Sixpoint Materials, Inc.
Tadao HASHIMOTO
C30 - CRYSTAL GROWTH
Information
Patent Application
BISMUTH-DOPED SEMI-INSULATING GROUP III NITRIDE WAFER AND ITS PRODU...
Publication number
20160130720
Publication date
May 12, 2016
Sixpoint Materials, Inc.
Tadao HASHIMOTO
C30 - CRYSTAL GROWTH
Information
Patent Application
SUBSTRATES FOR GROWING GROUP III NITRIDE CRYSTALS AND THEIR FABRICA...
Publication number
20160076168
Publication date
Mar 17, 2016
Tadao HASHIMOTO
C30 - CRYSTAL GROWTH
Information
Patent Application
SUBSTRATES FOR GROWING GROUP III NITRIDE CRYSTALS AND THEIR FABRICA...
Publication number
20160076169
Publication date
Mar 17, 2016
Sixpoint Materials, Inc.
Tadao HASHIMOTO
C30 - CRYSTAL GROWTH
Information
Patent Application
METHOD OF GROWING GROUP III NITRIDE CRYSTALS
Publication number
20160040318
Publication date
Feb 11, 2016
Sixpoint Materials, Inc.
Tadao Hashimoto
C30 - CRYSTAL GROWTH
Information
Patent Application
METHOD OF GROWING GROUP III NITRIDE CRYSTALS USING HIGH PRESSURE VE...
Publication number
20160010238
Publication date
Jan 14, 2016
Sixpoint Materials, Inc.
Tadao Hashimoto
C30 - CRYSTAL GROWTH
Information
Patent Application
HIGH-PRESSURE VESSEL FOR GROWING GROUP III NITRIDE CRYSTALS AND MET...
Publication number
20160002817
Publication date
Jan 7, 2016
Sixpoint Materials, Inc.
Tadao Hashimoto
C30 - CRYSTAL GROWTH