- All sections
- G - Physics
- G01L - Measuring force, stress, torque, work, mechanical power, mechanical efficiency, or fluid pressure
- G01L 9/04 - Measuring steady or quasi-steady pressure of a fluid or a fluent solid material by electric or magnetic pressure-sensitive elementsTransmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means by making use of variations in ohmic resistance, e.g. of potentiometers of resistance strain gauges
Patent holdings for IPC class G01L 9/04
Total number of patents in this class: 237
10-year publication summary
|
18
|
20
|
16
|
21
|
13
|
21
|
18
|
18
|
16
|
8
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| TDK Corporation | 6750 |
14 |
| Denso Corporation | 24818 |
9 |
| Orbis Intelligent Systems, Inc. | 34 |
7 |
| Sensata Technologies, Inc. | 411 |
6 |
| Robert Bosch GmbH | 43114 |
5 |
| Nagano Keiki Co., Ltd. | 60 |
5 |
| Fuji Electric Co., Ltd. | 5277 |
4 |
| Metallux SA | 26 |
4 |
| Apple Inc. | 56547 |
3 |
| Honeywell International Inc. | 13571 |
3 |
| Tyco Electronics AMP Korea Ltd. | 66 |
3 |
| Hamilton Sundstrand Corporation | 4961 |
3 |
| Auxitrol S.A. | 26 |
3 |
| Case Western Reserve University | 1850 |
3 |
| Huba Control AG | 23 |
3 |
| Melexis Technologies SA | 230 |
3 |
| Rosemount Inc. | 1195 |
3 |
| Arianegroup SAS | 531 |
3 |
| Danfoss A/S | 1364 |
3 |
| Illinois Tool Works Inc. | 11590 |
2 |
| Other owners | 148 |