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Patents Grants
last 30 patents
Information
Patent Grant
Notch shape of trench gate bottom corner for better breakdown volta...
Patent number
12,183,795
Issue date
Dec 31, 2024
SiEn (QingDao) Integrated Circuits Co., Ltd
Conghui Liu
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Super junction power device and method of making the same
Patent number
12,154,943
Issue date
Nov 26, 2024
SiEn (QingDao) Integrated Circuits Co., Ltd
Min-Hwa Chi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Super junction power device
Patent number
12,154,944
Issue date
Nov 26, 2024
SiEn (QingDao) Integrated Circuits Co., Ltd
Min-Hwa Chi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
High voltage semiconductor device comprising a combined junction te...
Patent number
12,148,793
Issue date
Nov 19, 2024
SiEn (QingDao) Integrated Circuits Co., Ltd
Min-Hwa Chi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Super junction power device and method of making the same
Patent number
12,136,647
Issue date
Nov 5, 2024
SiEn (QingDao) Integrated Circuits Co., Ltd
Min-Hwa Chi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method to form contacts with multiple depth by enhanced CESL
Patent number
12,131,946
Issue date
Oct 29, 2024
SiEn (QingDao) Integrated Circuits Co., Ltd
Min-Hwa Chi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
SiGe HBT with graphene extrinsic base and methods
Patent number
12,094,873
Issue date
Sep 17, 2024
SiEn (QingDao) Integrated Circuits Co., Ltd
Min-Hwa Chi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Structure and method of new power MOS and IGBT with built-in multip...
Patent number
11,984,500
Issue date
May 14, 2024
SiEn (QingDao) Integrated Circuits Co., Ltd
Min-Hwa Chi
G11 - INFORMATION STORAGE
Information
Patent Grant
Simultaneous self-forming hea barrier and Cu seeding layers for Cu...
Patent number
11,978,702
Issue date
May 7, 2024
SiEn (QingDao) Integrated Circuits Co., Ltd
Yong Zhao
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
High voltage semiconductor device comprising a combined junction te...
Patent number
11,862,674
Issue date
Jan 2, 2024
SiEn (QingDao) Integrated Circuits Co., Ltd
Min-Hwa Chi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
ALD method with multi-chambers for sic or multi-elements epitaxial...
Patent number
11,834,754
Issue date
Dec 5, 2023
SiEn (QingDao) Integrated Circuits Co., Ltd
Zhaosheng Meng
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Super junction power device and method of making the same
Patent number
11,715,758
Issue date
Aug 1, 2023
SiEn (QingDao) Integrated Circuits Co., Ltd
Min-Hwa Chi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
IGBT device with narrow mesa and manufacture thereof
Patent number
11,677,019
Issue date
Jun 13, 2023
SiEn (QingDao) Integrated Circuits Co., Ltd
Min-Hwa Chi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
LDMOS transistor and manufacture thereof
Patent number
11,594,631
Issue date
Feb 28, 2023
SiEn (QingDao) Integrated Circuits Co., Ltd
Min Li
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
LDMOS transistor having vertical floating field plate and manufactu...
Patent number
11,462,640
Issue date
Oct 4, 2022
SiEn (QingDao) Integrated Circuits Co., Ltd
Min-Hwa Chi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Trench gate structure and method of forming a trench gate structure
Patent number
11,456,367
Issue date
Sep 27, 2022
SiEn (QingDao) Integrated Circuits Co., Ltd
Min-Hwa Chi
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
HIGH VOLTAGE SEMICONDUCTOR DEVICE COMPRISING A COMBINED JUNCTION TE...
Publication number
20240088216
Publication date
Mar 14, 2024
SiEn (QingDao) Integrated Circuits Co., Ltd
Min-Hwa CHI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SUPER JUNCTION POWER DEVICE
Publication number
20230326962
Publication date
Oct 12, 2023
SiEn (QingDao) Integrated Circuits Co., Ltd
Min-Hwa CHI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
NOTCH SHAPE OF TRENCH GATE BOTTOM CORNOR FOR BETTER BREAKDOWN VOLTA...
Publication number
20220320303
Publication date
Oct 6, 2022
SiEn (QingDao) Integrated Circuits Co., Ltd
Conghui LIU
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SIMULTANEOUS SELF-FORMING HEA BARRIER AND CU SEEDING LAYERS FOR CU...
Publication number
20220319999
Publication date
Oct 6, 2022
SiEn (QingDao) Integrated Circuits Co., Ltd
Yong ZHAO
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
ALIGNMENT SCHEME OF MASK TO ZERO LAYER MARK UNDERNEATH EPI LAYER AN...
Publication number
20220320003
Publication date
Oct 6, 2022
SiEn (QingDao) Integrated Circuits Co., Ltd
Min-Hwa CHI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
NEW METHOD TO FORM CONTACTS WITH MULTIPLE DEPTH BY ENHANCED CESL
Publication number
20220246470
Publication date
Aug 4, 2022
SiEn (QingDao) Integrated Circuits Co., Ltd
Min-Hwa CHI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
NEW ALD METHOD WITH MULTI-CHAMBERS FOR SIC OR MULTI-ELEMENTS EPITAX...
Publication number
20220243359
Publication date
Aug 4, 2022
SiEn (QingDao) Integrated Circuits Co., Ltd
Zhaosheng MENG
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
LINER AND BARRIER LAYER IN DUAL DAMASCENE CU INTERCONNECT FOR ENHAN...
Publication number
20220216101
Publication date
Jul 7, 2022
SiEn (QingDao) Integrated Circuits Co., Ltd
Zhaosheng MENG
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
STRUCTURE AND METHOD OF NEW POWER MOS AND IGBT WITH BUILT-IN MULTIP...
Publication number
20220209005
Publication date
Jun 30, 2022
SiEn (QingDao) Integrated Circuits Co., Ltd
Min-Hwa CHI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SIGE HBT WITH GRENPHENE EXTRINSIC BASE AND METHODS
Publication number
20220208756
Publication date
Jun 30, 2022
SiEn (QingDao) Integrated Circuits Co., Ltd
Min-Hwa CHI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
MULTI-BITS STORAGE IN POWER MOS (AND IGBT) AND SIMULTANEOUS READ ME...
Publication number
20220208765
Publication date
Jun 30, 2022
SiEn (QingDao) Integrated Circuits Co., Ltd
Min-Hwa CHI
G11 - INFORMATION STORAGE
Information
Patent Application
LDMOS transistor having vertical floating field plate and manufactu...
Publication number
20220102551
Publication date
Mar 31, 2022
SiEn (QingDao) Integrated Circuits Co., Ltd
Min-Hwa CHI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
HETEROJUNCTION BIPOLAR TRANSISTOR AND METHOD OF MAKING THE SAME
Publication number
20220093774
Publication date
Mar 24, 2022
SiEn (QingDao) Integrated Circuits Co., Ltd
Min-Hwa CHI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
HIGH PRESSURE DEVICE OF RESURF CONTAINING FERROELECTRIC MATERIAL AN...
Publication number
20210399086
Publication date
Dec 23, 2021
SiEn (QingDao) Integrated Circuits Co., Ltd
Min-Hwa CHI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
LDMOS TRANSISTOR AND MANUFACTURE THEREOF
Publication number
20210399129
Publication date
Dec 23, 2021
SiEn (QingDao) Integrated Circuits Co., Ltd
Min LI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SUPER JUNCTION POWER DEVICE AND METHOD OF MAKING THE SAME
Publication number
20210391416
Publication date
Dec 16, 2021
SiEn (QingDao) Integrated Circuits Co., Ltd
Min-Hwa CHI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
IGBT DEVICE WITH NARROW MESA AND MANUFACTURE THEREOF
Publication number
20210391453
Publication date
Dec 16, 2021
SiEn (QingDao) Integrated Circuits Co., Ltd
Min-Hwa CHI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SUPER JUNCTION POWER DEVICE AND METHOD OF MAKING THE SAME
Publication number
20210391417
Publication date
Dec 16, 2021
SiEn (QingDao) Integrated Circuits Co., Ltd
Min-Hwa CHI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SUPER JUNCTION POWER DEVICE AND METHOD OF MAKING THE SAME
Publication number
20210391419
Publication date
Dec 16, 2021
SiEn (QingDao) Integrated Circuits Co., Ltd
Min-Hwa CHI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SUPER JUNCTION POWER DEVICE AND METHOD OF MAKING THE SAME
Publication number
20210391418
Publication date
Dec 16, 2021
SiEn (QingDao) Integrated Circuits Co., Ltd
Min-Hwa CHI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
TRENCH GATE STRUCTURE AND METHOD OF FORMING A TRENCH GATE STRUCTURE
Publication number
20210343850
Publication date
Nov 4, 2021
SiEn (QingDao) Integrated Circuits Co., Ltd
Min-Hwa CHI
H01 - BASIC ELECTRIC ELEMENTS