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Micro-structural technology
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PROCESSES OR APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OR TREATMENT OF MICRO-STRUCTURAL DEVICES OR SYSTEMS
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B81C1/0096
For avoiding stiction when the device is in use
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Patents Grants
last 30 patents
Information
Patent Grant
Anti-stiction enhancement of ruthenium contact
Patent number
12,172,888
Issue date
Dec 24, 2024
Qorvo US, Inc.
James D. Huffman
B81 - MICRO-STRUCTURAL TECHNOLOGY
Information
Patent Grant
Anti-stiction process for MEMS device
Patent number
12,157,667
Issue date
Dec 3, 2024
Taiwan Semiconductor Manufacturing Co., Ltd.
Jui-Chun Weng
B81 - MICRO-STRUCTURAL TECHNOLOGY
Information
Patent Grant
Mems inertial sensor with high resistance to stiction
Patent number
12,117,464
Issue date
Oct 15, 2024
STMicroelectronics S.r.l.
Gabriele Gattere
B81 - MICRO-STRUCTURAL TECHNOLOGY
Information
Patent Grant
Roughness selectivity for MEMS movement stiction reduction
Patent number
12,054,382
Issue date
Aug 6, 2024
Taiwan Semiconductor Manufacturing Company, Ltd
Hsi-Cheng Hsu
B81 - MICRO-STRUCTURAL TECHNOLOGY
Information
Patent Grant
Micro-electro mechanical system device containing a bump stopper an...
Patent number
11,970,387
Issue date
Apr 30, 2024
Taiwan Semiconductor Manufacturing Company Limited
Chun-wen Cheng
B81 - MICRO-STRUCTURAL TECHNOLOGY
Information
Patent Grant
MEMS device and method for making the same
Patent number
11,851,318
Issue date
Dec 26, 2023
Taiwan Semiconductor Manufacturing Company, Ltd
Yi-Chuan Teng
B81 - MICRO-STRUCTURAL TECHNOLOGY
Information
Patent Grant
MEMS sensor including a diaphragm and method for manufacturing a ME...
Patent number
11,840,445
Issue date
Dec 12, 2023
Robert Bosch GmbH
Christoph Hermes
B81 - MICRO-STRUCTURAL TECHNOLOGY
Information
Patent Grant
Piezoelectric anti-stiction structure for microelectromechanical sy...
Patent number
11,834,325
Issue date
Dec 5, 2023
Taiwan Semiconductor Manufacturing Company, Ltd
Fan Hu
B81 - MICRO-STRUCTURAL TECHNOLOGY
Information
Patent Grant
Actuator layer patterning with polysilicon and etch stop layer
Patent number
11,731,871
Issue date
Aug 22, 2023
Invensense, Inc.
Ashfaque Uddin
B81 - MICRO-STRUCTURAL TECHNOLOGY
Information
Patent Grant
Manufacturing method of semiconductor structure
Patent number
11,708,262
Issue date
Jul 25, 2023
Taiwan Semiconductor Manufacturing Company Ltd.
Yi-Hsien Chang
B81 - MICRO-STRUCTURAL TECHNOLOGY
Information
Patent Grant
Stiction reduction system and method thereof
Patent number
11,661,332
Issue date
May 30, 2023
Invensense, Inc.
Daesung Lee
B81 - MICRO-STRUCTURAL TECHNOLOGY
Information
Patent Grant
Roughness selectivity for MEMS movement stiction reduction
Patent number
11,655,138
Issue date
May 23, 2023
Taiwan Semiconductor Manufacturing Company, Ltd
Hsi-Cheng Hsu
B81 - MICRO-STRUCTURAL TECHNOLOGY
Information
Patent Grant
MEMS apparatus with anti-stiction layer
Patent number
11,542,151
Issue date
Jan 3, 2023
Taiwan Semiconductor Manufacturing Company, Ltd
Kuei-Sung Chang
B81 - MICRO-STRUCTURAL TECHNOLOGY
Information
Patent Grant
Dual back-plate and diaphragm microphone
Patent number
11,533,565
Issue date
Dec 20, 2022
Taiwan Semiconductor Manufacturing Company, Ltd
Chun-Wen Cheng
B81 - MICRO-STRUCTURAL TECHNOLOGY
Information
Patent Grant
Micro check valve and system with multiple micro check valves and m...
Patent number
11,428,345
Issue date
Aug 30, 2022
MICROFAB SERVICE GMBH
Marco Cordelair
B81 - MICRO-STRUCTURAL TECHNOLOGY
Information
Patent Grant
Method for manufacturing MEMS microphone
Patent number
11,405,737
Issue date
Aug 2, 2022
AAC Acoustic Technologies (Shenzhen) Co., Ltd.
Zhenkui Meng
B81 - MICRO-STRUCTURAL TECHNOLOGY
Information
Patent Grant
Systems and methods for uniform target erosion magnetic assemblies
Patent number
11,390,520
Issue date
Jul 19, 2022
Taiwan Semiconductor Manufacturing Co., Ltd.
Chen-Fang Chung
B81 - MICRO-STRUCTURAL TECHNOLOGY
Information
Patent Grant
Piezoelectric anti-stiction structure for microelectromechanical sy...
Patent number
11,365,115
Issue date
Jun 21, 2022
Taiwan Semiconductor Manufacturing Company, Ltd
Fan Hu
B81 - MICRO-STRUCTURAL TECHNOLOGY
Information
Patent Grant
Method to form a rough crystalline surface
Patent number
11,312,615
Issue date
Apr 26, 2022
Taiwan Semiconductor Manufacturing Company, Ltd
Ting-Jung Chen
B81 - MICRO-STRUCTURAL TECHNOLOGY
Information
Patent Grant
Anti-stiction process for MEMS device
Patent number
11,305,980
Issue date
Apr 19, 2022
Taiwan Semiconductor Manufacturing Co., Ltd.
Jui-Chun Weng
B81 - MICRO-STRUCTURAL TECHNOLOGY
Information
Patent Grant
Method for preparing silicon wafer with rough surface and silicon w...
Patent number
11,305,988
Issue date
Apr 19, 2022
AAC Acoustic Technologies (Shenzhen) Co., Ltd.
Wooicheang Goh
B81 - MICRO-STRUCTURAL TECHNOLOGY
Information
Patent Grant
Micro-electro mechanical system device containing a bump stopper an...
Patent number
11,279,611
Issue date
Mar 22, 2022
Taiwan Semiconductor Manufacturing Company Limited
Chun-wen Cheng
B81 - MICRO-STRUCTURAL TECHNOLOGY
Information
Patent Grant
Manufacturing method of semiconductor structure
Patent number
11,267,693
Issue date
Mar 8, 2022
Taiwan Semiconductor Manufacturing Company Ltd.
Yi-Hsien Chang
B81 - MICRO-STRUCTURAL TECHNOLOGY
Information
Patent Grant
Method for preparing silicon wafer with rough surface and silicon w...
Patent number
11,192,782
Issue date
Dec 7, 2021
AAC Acoustic Technologies (Shenzhen) Co., Ltd.
Wooicheang Goh
B81 - MICRO-STRUCTURAL TECHNOLOGY
Information
Patent Grant
Method for manufacturing a micromechanical sensor
Patent number
11,111,137
Issue date
Sep 7, 2021
Robert Bosch GmbH
Johannes Classen
B81 - MICRO-STRUCTURAL TECHNOLOGY
Information
Patent Grant
Dual back-plate and diaphragm microphone
Patent number
11,051,109
Issue date
Jun 29, 2021
Taiwan Semiconductor Manufacturing Company, Ltd
Chun-Wen Cheng
B81 - MICRO-STRUCTURAL TECHNOLOGY
Information
Patent Grant
MEMS device with reduced electric charge, cavity volume and stiction
Patent number
10,988,372
Issue date
Apr 27, 2021
Invensense, Inc.
Dongyang Kang
B81 - MICRO-STRUCTURAL TECHNOLOGY
Information
Patent Grant
Method and apparatus for reducing in-process and in-use stiction fo...
Patent number
10,870,574
Issue date
Dec 22, 2020
Taiwan Semiconductor Manufacturing Company, Ltd.
Lee-Chuan Tseng
B81 - MICRO-STRUCTURAL TECHNOLOGY
Information
Patent Grant
MEMS microphone and method of manufacturing the same
Patent number
10,841,711
Issue date
Nov 17, 2020
DB HITEK CO., LTD.
Jong Won Sun
B81 - MICRO-STRUCTURAL TECHNOLOGY
Information
Patent Grant
Semiconductor device and manufacture thereof
Patent number
10,633,247
Issue date
Apr 28, 2020
Semiconductor Manufacturing International (Shanghai) Corporation
GuangCai Fu
B81 - MICRO-STRUCTURAL TECHNOLOGY
Patents Applications
last 30 patents
Information
Patent Application
MEMS DEVICE AND METHOD FOR MANUFACTURING MEMS DEVICE
Publication number
20240400374
Publication date
Dec 5, 2024
Rohm Co., Ltd.
Toma FUJITA
B81 - MICRO-STRUCTURAL TECHNOLOGY
Information
Patent Application
MEMS Device and Fabrication Process with Reduced Z-Axis Stiction
Publication number
20240375937
Publication date
Nov 14, 2024
NXP USA, Inc.
Lianjun Liu
B81 - MICRO-STRUCTURAL TECHNOLOGY
Information
Patent Application
DOUBLE LAYER MEMS DEVICES AND METHOD OF MANUFACTURE
Publication number
20240343558
Publication date
Oct 17, 2024
Murata Manufacturing Co., Ltd.
Petteri KILPINEN
B81 - MICRO-STRUCTURAL TECHNOLOGY
Information
Patent Application
MEMS CAPACITANCE MICROPHONE AND MANUFACTURING METHOD THEREOF
Publication number
20230403514
Publication date
Dec 14, 2023
Qsensing Microelectronics Co., Ltd
Chien-Hsing Huang
B81 - MICRO-STRUCTURAL TECHNOLOGY
Information
Patent Application
PIEZOELECTRIC ANTI-STICTION STRUCTURE FOR MICROELECTROMECHANICAL SY...
Publication number
20230373780
Publication date
Nov 23, 2023
Taiwan Semiconductor Manufacturing Company, Ltd.
Fan Hu
B81 - MICRO-STRUCTURAL TECHNOLOGY
Information
Patent Application
MEMS MICROPHONE STRUCTURE AND MANUFACTURING METHOD THEREOF
Publication number
20230345185
Publication date
Oct 26, 2023
DB HiTek Co., Ltd.
Seok Young LEE
B81 - MICRO-STRUCTURAL TECHNOLOGY
Information
Patent Application
ROUGHNESS SELECTIVITY FOR MEMS MOVEMENT STICTION REDUCTION
Publication number
20230264945
Publication date
Aug 24, 2023
Taiwan Semiconductor Manufacturing Company, Ltd.
Hsi-Cheng HSU
B81 - MICRO-STRUCTURAL TECHNOLOGY
Information
Patent Application
MICROMECHANICAL COMPONENT AND MANUFACTURING METHOD FOR A MICROMECHA...
Publication number
20230242393
Publication date
Aug 3, 2023
ROBERT BOSCH GmbH
Heribert Weber
B81 - MICRO-STRUCTURAL TECHNOLOGY
Information
Patent Application
METHOD FOR STRUCTURAL LAYER FABRICATION IN MICROMECHANICAL DEVICES
Publication number
20230192480
Publication date
Jun 22, 2023
Murata Manufacturing Co., Ltd.
Altti TORKKELI
B81 - MICRO-STRUCTURAL TECHNOLOGY
Information
Patent Application
ACTUATOR LAYER PATTERNING WITH POLYSILICON AND ETCH STOP LAYER
Publication number
20220380209
Publication date
Dec 1, 2022
InvenSense, Inc.
Ashfaque Uddin
B81 - MICRO-STRUCTURAL TECHNOLOGY
Information
Patent Application
MEMS DEVICE AND METHOD FOR MAKING THE SAME
Publication number
20220340407
Publication date
Oct 27, 2022
Taiwan Semiconductor Manufacturing Company, Ltd.
Yi-Chuan TENG
B81 - MICRO-STRUCTURAL TECHNOLOGY
Information
Patent Application
PIEZOELECTRIC ANTI-STICTION STRUCTURE FOR MICROELECTROMECHANICAL SY...
Publication number
20220306452
Publication date
Sep 29, 2022
Taiwan Semiconductor Manufacturing Company, Ltd.
Fan Hu
B81 - MICRO-STRUCTURAL TECHNOLOGY
Information
Patent Application
ANTI-STICTION ENHANCEMENT OF RUTHENIUM CONTACT
Publication number
20220289566
Publication date
Sep 15, 2022
Qorvo US, Inc.
James D. HUFFMAN
B81 - MICRO-STRUCTURAL TECHNOLOGY
Information
Patent Application
ANTI-STICTION PROCESS FOR MEMS DEVICE
Publication number
20220242724
Publication date
Aug 4, 2022
Taiwan Semiconductor Manufacturing Co.,Ltd
Jui-Chun WENG
B81 - MICRO-STRUCTURAL TECHNOLOGY
Information
Patent Application
MICRO-ELECTRO MECHANICAL SYSTEM DEVICE CONTAINING A BUMP STOPPER AN...
Publication number
20220212917
Publication date
Jul 7, 2022
Taiwan Semiconductor Manufacturing Company Limited
Chun-wen CHENG
B81 - MICRO-STRUCTURAL TECHNOLOGY
Information
Patent Application
MANUFACTURING METHOD OF SEMICONDUCTOR STRUCTURE
Publication number
20220185656
Publication date
Jun 16, 2022
Taiwan Semiconductor Manufacturing company Ltd.
YI-HSIEN CHANG
B81 - MICRO-STRUCTURAL TECHNOLOGY
Information
Patent Application
ROUGHNESS SELECTIVITY FOR MEMS MOVEMENT STICTION REDUCTION
Publication number
20220135397
Publication date
May 5, 2022
Taiwan Semiconductor Manufacturing Company Limited
Hsi-Cheng HSU
B81 - MICRO-STRUCTURAL TECHNOLOGY
Information
Patent Application
METHOD FOR PREPARING SILICON WAFER WITH ROUGH SURFACE AND SILICON W...
Publication number
20220063995
Publication date
Mar 3, 2022
AAC ACOUSTIC TECHNOLOGIES (SHENZHEN) CO., LTD
Wooicheang Goh
B81 - MICRO-STRUCTURAL TECHNOLOGY
Information
Patent Application
MEMS SENSOR INCLUDING A DIAPHRAGM AND METHOD FOR MANUFACTURING A ME...
Publication number
20220041428
Publication date
Feb 10, 2022
ROBERT BOSCH GmbH
Christoph Hermes
B81 - MICRO-STRUCTURAL TECHNOLOGY
Information
Patent Application
METHOD TO FORM A ROUGH CRYSTALLINE SURFACE
Publication number
20220033246
Publication date
Feb 3, 2022
Taiwan Semiconductor Manufacturing Co., LTD
Ting-Jung Chen
B81 - MICRO-STRUCTURAL TECHNOLOGY
Information
Patent Application
FORMATION OF SELF-ASSEMBLED MONOLAYER FOR ULTRASONIC TRANSDUCERS
Publication number
20210403321
Publication date
Dec 30, 2021
Butterfly Network, Inc.
Jianwei Liu
B81 - MICRO-STRUCTURAL TECHNOLOGY
Information
Patent Application
DUAL BACK-PLATE AND DIAPHRAGM MICROPHONE
Publication number
20210314707
Publication date
Oct 7, 2021
Taiwan Semiconductor Manufacturing Company, Ltd.
Chun-Wen Cheng
B81 - MICRO-STRUCTURAL TECHNOLOGY
Information
Patent Application
MICRO-ELECTRO MECHANICAL SYSTEM DEVICE CONTAINING A BUMP STOPPER AN...
Publication number
20210179419
Publication date
Jun 17, 2021
Taiwan Semiconductor Manufacturing Company Limited
Chun-wen CHENG
B81 - MICRO-STRUCTURAL TECHNOLOGY
Information
Patent Application
MEMS DEVICE WITH REDUCED ELECTRIC CHARGE, CAVITY VOLUME AND STICTION
Publication number
20210070608
Publication date
Mar 11, 2021
InvenSense, Inc.
Dongyang Kang
B81 - MICRO-STRUCTURAL TECHNOLOGY
Information
Patent Application
PIEZOELECTRIC ANTI-STICTION STRUCTURE FOR MICROELECTROMECHANICAL SY...
Publication number
20210061641
Publication date
Mar 4, 2021
Taiwan Semiconductor Manufacturing Co., LTD
Fan Hu
B81 - MICRO-STRUCTURAL TECHNOLOGY
Information
Patent Application
STICTION REDUCTION SYSTEM AND METHOD THEREOF
Publication number
20200262697
Publication date
Aug 20, 2020
InvenSense, Inc.
Daesung Lee
B81 - MICRO-STRUCTURAL TECHNOLOGY
Information
Patent Application
Method for Manufacturing MEMS Microphone
Publication number
20200213797
Publication date
Jul 2, 2020
AAC ACOUSTIC TECHNOLOGIES (SHENZHEN) CO., LTD
Zhenkui Meng
B81 - MICRO-STRUCTURAL TECHNOLOGY
Information
Patent Application
MICRO CHECK VALVE AND SYSTEM WITH MULTIPLE MICRO CHECK VALVES AND M...
Publication number
20200166156
Publication date
May 28, 2020
MICROFAB SERVICE GMBH
Marco CORDELAIR
B81 - MICRO-STRUCTURAL TECHNOLOGY
Information
Patent Application
ANTI-STICTION PROCESS FOR MEMS DEVICE
Publication number
20200123003
Publication date
Apr 23, 2020
Taiwan Semiconductor Manufacturing Co., LTD
Jui-Chun Weng
B81 - MICRO-STRUCTURAL TECHNOLOGY
Information
Patent Application
DUAL BACK-PLATE AND DIAPHRAGM MICROPHONE
Publication number
20200107130
Publication date
Apr 2, 2020
Taiwan Semiconductor Manufacturing Co., LTD
Chun-Wen Cheng
B81 - MICRO-STRUCTURAL TECHNOLOGY