- All sections
- H - Electricity
- H01C - Resistors
- H01C 3/14 - Non-adjustable metal resistors made of wire or ribbon, e.g. coiled, woven, or formed as grids the resistive element being formed in two or more coils or loops continuously wound as a spiral, helical, or toroidal winding
Patent holdings for IPC class H01C 3/14
Total number of patents in this class: 23
10-year publication summary
|
2
|
4
|
1
|
2
|
0
|
2
|
1
|
1
|
1
|
1
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| KOA Corporation | 381 |
5 |
| Tatsumi Ryoki Co., Ltd | 94 |
2 |
| Vishay MCB Industrie | 6 |
2 |
| Tutco LLC | 44 |
2 |
| Schlumberger Technology Corporation | 9690 |
1 |
| Siemens AG | 24990 |
1 |
| Hon Hai Precision Industry Co., Ltd. | 4157 |
1 |
| Tsinghua University | 5426 |
1 |
| Conquer Electronics Co., Ltd. | 15 |
1 |
| Eichenauer Heizelemente GmbH & Co. KG | 30 |
1 |
| Leister Technologies AG | 69 |
1 |
| Nova Coil, Inc. | 1 |
1 |
| Türk & Hillinger GmbH | 51 |
1 |
| Eaton Intelligent Power Limited | 6113 |
1 |
| ABB Technology Ltd | 490 |
1 |
| Standard Energy Inc. | 40 |
1 |
| Other owners | 0 |