- All sections
- H - Electricity
- H01L - Semiconductor devices not covered by class
- H01L 21/477 - Thermal treatment for modifying the properties of semiconductor bodies, e.g. annealing, sintering
Patent holdings for IPC class H01L 21/477
Total number of patents in this class: 393
10-year publication summary
69
|
67
|
45
|
46
|
43
|
36
|
21
|
26
|
22
|
6
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Semiconductor Energy Laboratory Co., Ltd. | 10902 |
128 |
Taiwan Semiconductor Manufacturing Company, Ltd. | 36809 |
21 |
Samsung Display Co., Ltd. | 30585 |
15 |
Boe Technology Group Co., Ltd. | 35384 |
15 |
Applied Materials, Inc. | 16587 |
10 |
International Business Machines Corporation | 60644 |
8 |
Mainstream Engineering Corporation | 143 |
5 |
Samsung Electronics Co., Ltd. | 131630 |
4 |
Sharp Corporation | 10015 |
4 |
Hon Hai Precision Industry Co., Ltd. | 4157 |
4 |
United Microelectronics Corp. | 3921 |
4 |
Semiconductor Components Industries, L.L.C. | 5345 |
4 |
Shenzhen China Star Optoelectronics Technology Co., Ltd. | 8635 |
4 |
Commissariat à l'énergie atomique et aux energies alternatives | 10525 |
4 |
LG Display Co., Ltd. | 11907 |
3 |
The Regents of the University of California | 18943 |
3 |
Micron Technology, Inc. | 24960 |
3 |
Mitsubishi Electric Corporation | 43934 |
3 |
Auburn University | 506 |
3 |
Flosfia Inc. | 210 |
3 |
Other owners | 145 |