Patent holdings for IPC class H01L 21/285

Total number of patents in this class: 5583

10-year publication summary

457
529
614
588
477
453
371
393
341
82
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.
47319
1006
Applied Materials, Inc.
20036
562
Tokyo Electron Limited
13523
330
Samsung Electronics Co., Ltd.
153845
197
International Business Machines Corporation
62220
182
Lam Research Corporation
5528
173
Intel Corporation
46680
144
ASM IP Holding B.V.
2291
138
GLOBALFOUNDRIES U.S. Inc.
6396
130
Kokusai Electric Corporation
2191
119
ULVAC, Inc.
1361
85
United Microelectronics Corp.
4450
64
Micron Technology, Inc.
27285
60
Semiconductor Manufacturing International (Shanghai) Corporation
1743
55
Texas Instruments Incorporated
19631
49
JX Nippon Mining & Metals Corporation
1466
44
Semiconductor Manufacturing International (Beijing) Corporation
1033
43
Renesas Electronics Corporation
5866
41
SK Hynix Inc.
12154
38
Tanaka Kikinzoku Kogyo K.K.
574
36
Other owners 2087