- All sections
- G - Physics
- G01L - Measuring force, stress, torque, work, mechanical power, mechanical efficiency, or fluid pressure
- G01L 1/22 - Measuring force or stress, in general by measuring variations in ohmic resistance of solid materials or of electrically-conductive fluidsMeasuring force or stress, in general by making use of electrokinetic cells, i.e. liquid-containing cells wherein an electrical potential is produced or varied upon the application of stress using resistance strain gauges
Patent holdings for IPC class G01L 1/22
Total number of patents in this class: 2419
10-year publication summary
|
178
|
194
|
186
|
231
|
255
|
233
|
213
|
182
|
154
|
82
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Minebea Mitsumi Inc. | 1902 |
81 |
| Apple Inc. | 58268 |
30 |
| Shenzhen New Degree Technology Co., Ltd. | 69 |
25 |
| Intuitive Surgical Operations, Inc. | 4340 |
21 |
| Nidec Copal Electronics Corporation | 151 |
21 |
| Honeywell International Inc. | 12758 |
18 |
| Schaeffler Technologies AG & Co. KG | 10785 |
17 |
| Samsung Display Co., Ltd. | 38092 |
15 |
| Nike, Inc. | 14720 |
15 |
| Boe Technology Group Co., Ltd. | 43343 |
15 |
| Sensata Technologies, Inc. | 428 |
15 |
| Halliburton Energy Services, Inc. | 21257 |
14 |
| Japan Display Inc. | 2935 |
14 |
| Bertec Corporation | 120 |
14 |
| Samsung Electronics Co., Ltd. | 155224 |
13 |
| Alps Alpine Co., Ltd. | 2253 |
13 |
| Texas Instruments Incorporated | 19636 |
12 |
| Korea Electronics Technology Institute | 1743 |
12 |
| Ford Global Technologies, LLC | 21339 |
11 |
| TDK Corporation | 6821 |
11 |
| Other owners | 2032 |