Patent holdings for IPC class H01L 23/31

Total number of patents in this class: 19123

10-year publication summary

1503
1739
1857
1962
2054
2209
1907
1852
1852
843
2015 2016 2017 2018 2019 2020 2021 2022 2023 2024

Principal owners for this class

Owner
All patents
This class
Taiwan Semiconductor Manufacturing Company, Ltd.
36954
3208
Samsung Electronics Co., Ltd.
132239
1326
Intel Corporation
45638
581
Infineon Technologies AG
8183
531
Rohm Co., Ltd.
5880
504
Texas Instruments Incorporated
19395
486
Advanced Semiconductor Engineering, Inc.
1549
450
Mitsubishi Electric Corporation
44016
388
STATS ChipPAC Pte. Lte.
1517
353
Micron Technology, Inc.
24994
345
Renesas Electronics Corporation
6312
251
Siliconware Precision Industries Co., Ltd.
499
228
Semiconductor Components Industries, L.L.C.
5339
227
Murata Manufacturing Co., Ltd.
22474
215
Amkor Technology Singapore Holding Pte. Ltd
319
215
NXP USA, Inc.
4162
182
Denso Corporation
23330
169
Mediatek Inc.
4624
162
Fuji Electric Co., Ltd.
4770
162
Qualcomm Incorporated
77045
143
Other owners 8997