- All sections
- H - Electricity
- H10B - Electronic memory devices
- H10B 20/20 - Programmable ROM [PROM] devices comprising field-effect components
Patent holdings for IPC class H10B 20/20
Total number of patents in this class: 175
10-year publication summary
0
|
0
|
0
|
0
|
1
|
15
|
37
|
69
|
42
|
12
|
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. | 44095 |
81 |
Nanya Technology Corporation | 2589 |
25 |
Monolithic 3D Inc. | 312 |
16 |
Changxin Memory Technologies, Inc. | 4929 |
11 |
United Microelectronics Corp. | 4264 |
8 |
Samsung Electronics Co., Ltd. | 148077 |
4 |
Micron Technology, Inc. | 26279 |
3 |
eMemory Technology Inc. | 398 |
3 |
International Business Machines Corporation | 61616 |
2 |
Intel Corporation | 46921 |
2 |
Texas Instruments Incorporated | 19450 |
2 |
Synopsys, Inc. | 2766 |
2 |
GLOBALFOUNDRIES U.S. Inc. | 6409 |
2 |
Jmem Technology Co., Ltd. | 7 |
2 |
Canon Inc. | 40623 |
1 |
Rohm Co., Ltd. | 6520 |
1 |
ATI Technologies ULC | 1553 |
1 |
Attopsemi Technology Co., Ltd | 69 |
1 |
National Tsing Hua University | 1201 |
1 |
Shanghai Huahong Grace Semiconductor Manufacturing Corporation | 202 |
1 |
Other owners | 6 |