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  • H - Electricity
  • H01L - Semiconductor devices not covered by class
  • H01L 21/8232 - Field-effect technology

Patent holdings for IPC class H01L 21/8232

Total number of patents in this class: 267

10-year publication summary

27
17
20
12
17
11
4
5
2
0
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
International Business Machines Corporation
62076
20
Taiwan Semiconductor Manufacturing Company, Ltd.
46877
15
Institute of Microelectronics, Chinese Academy of Sciences
1416
14
Texas Instruments Incorporated
19587
13
Panasonic Corporation
19843
9
Samsung Electronics Co., Ltd.
152534
8
Texas Instruments Japan, Ltd.
1656
8
Panasonic Intellectual Property Management Co., Ltd.
33202
7
United Microelectronics Corp.
4418
6
GLOBALFOUNDRIES U.S. Inc.
6401
6
Mitsubishi Electric Corporation
47461
5
Commissariat à l'énergie atomique et aux energies alternatives
10983
5
Alpha and Omega Semiconductor Incorporated
448
5
Sumitomo Electric Industries, Ltd.
16017
4
Csmc Technologies Fab2 Co., Ltd.
735
4
Semiconductor Manufacturing International (Shanghai) Corporation
1740
4
Renesas Electronics Corporation
5881
3
Raytheon Company
8474
3
Sumitomo Chemical Company, Limited
9057
3
Rohm Co., Ltd.
6711
3
Other owners 122

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