- All sections
- G - Physics
- G05F - Systems for regulating electric or magnetic variables
- G05F 3/12 - Regulating voltage or current wherein the variable is DC using uncontrolled devices with non-linear characteristics being glow discharge tubes
Patent holdings for IPC class G05F 3/12
Total number of patents in this class: 7
10-year publication summary
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sharp Corporation | 10880 |
1 |
| Brother Industries, Ltd. | 12856 |
1 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 49027 |
1 |
| The United States of America as represented by the Secretary of the Navy | 2865 |
1 |
| University of North Dakota | 94 |
1 |
| Siemens Gamesa Renewable Energy A/S | 1976 |
1 |
| Myenersave, Inc. | 2 |
1 |
| Other owners | 0 |