- All sections
- H - Electricity
- H03F - Amplifiers
- H03F 1/36 - Negative-feedback-circuit arrangements with or without positive feedback in discharge-tube amplifiers
Patent holdings for IPC class H03F 1/36
Total number of patents in this class: 92
10-year publication summary
|
3
|
1
|
3
|
1
|
0
|
2
|
1
|
2
|
1
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Texas Instruments Incorporated | 19405 |
4 |
| National Semiconductor Corporation | 1206 |
4 |
| Skyworks Solutions, Inc. | 3603 |
4 |
| Apple Inc. | 52607 |
3 |
| Monolithic Power Systems, Inc. | 372 |
3 |
| QUALCOMM Technologies International, Ltd. | 262 |
3 |
| Marvell Asia PTE, Ltd. | 6565 |
3 |
| Cavium International | 5183 |
3 |
| Samsung Electronics Co., Ltd. | 138518 |
2 |
| Intel Corporation | 46097 |
2 |
| Marvell International Ltd. | 1188 |
2 |
| National Taiwan University | 1164 |
2 |
| Lawson Labs, Inc. | 11 |
2 |
| Avago Technologies International Sales Pte. Limited | 8950 |
2 |
| Qualcomm Incorporated | 81413 |
1 |
| The Regents of the University of California | 19493 |
1 |
| Honeywell International Inc. | 14007 |
1 |
| NEC Corporation | 34337 |
1 |
| Ericsson | 21094 |
1 |
| Micron Technology, Inc. | 25756 |
1 |
| Other owners | 47 |