Patent holdings for IPC class H01L 21/3205

Total number of patents in this class: 3626

10-year publication summary

306
298
271
255
242
190
154
158
160
132
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Taiwan Semiconductor Manufacturing Company, Ltd.
46069
313
Sony Semiconductor Solutions Corporation
10797
254
Tokyo Electron Limited
13108
220
Applied Materials, Inc.
19204
132
Panasonic Corporation
19969
111
Samsung Electronics Co., Ltd.
148924
89
GLOBALFOUNDRIES U.S. Inc.
6417
87
Texas Instruments Incorporated
19493
79
International Business Machines Corporation
61734
75
Micron Technology, Inc.
26502
72
Rohm Co., Ltd.
6553
57
Sharp Kabushiki Kaisha
18639
56
Sony Corporation
30805
55
Intel Corporation
46445
53
Mitsubishi Electric Corporation
46870
52
Renesas Electronics Corporation
5937
51
United Microelectronics Corp.
4295
49
Kokusai Electric Corporation
2096
45
ULVAC, Inc.
1374
41
Semiconductor Energy Laboratory Co., Ltd.
11547
39
Other owners 1696