Patent holdings for IPC class H01L 21/285

Total number of patents in this class: 5531

10-year publication summary

457
529
614
588
477
453
368
391
342
27
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Taiwan Semiconductor Manufacturing Company, Ltd.
46560
990
Applied Materials, Inc.
19628
555
Tokyo Electron Limited
13363
330
Samsung Electronics Co., Ltd.
151303
197
International Business Machines Corporation
61906
181
Lam Research Corporation
5433
172
Intel Corporation
46579
141
ASM IP Holding B.V.
2225
137
GLOBALFOUNDRIES U.S. Inc.
6405
130
Kokusai Electric Corporation
2155
116
ULVAC, Inc.
1373
86
United Microelectronics Corp.
4385
63
Micron Technology, Inc.
27172
59
Semiconductor Manufacturing International (Shanghai) Corporation
1745
55
Texas Instruments Incorporated
19553
47
JX Nippon Mining & Metals Corporation
1473
44
Semiconductor Manufacturing International (Beijing) Corporation
1034
43
Renesas Electronics Corporation
5894
40
SK Hynix Inc.
11894
36
Tanaka Kikinzoku Kogyo K.K.
574
36
Other owners 2073