- All sections
- G - Physics
- G01B - Measuring length, thickness or similar linear dimensionsmeasuring anglesmeasuring areasmeasuring irregularities of surfaces or contours
- G01B 21/32 - Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring the deformation in a solid
Patent holdings for IPC class G01B 21/32
Total number of patents in this class: 448
10-year publication summary
|
48
|
41
|
45
|
45
|
26
|
30
|
34
|
21
|
28
|
19
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Halliburton Energy Services, Inc. | 21320 |
15 |
| NEC Corporation | 36934 |
12 |
| LG Energy Solution, Ltd. | 18838 |
10 |
| Nikon Corporation | 7235 |
6 |
| General Electric Technology GmbH | 47 |
6 |
| 4iiii Innovations Inc. | 35 |
5 |
| The Chugoku Electric Power Co., Inc. | 511 |
5 |
| Denso Corporation | 25513 |
4 |
| Samsung SDI Co., Ltd. | 10556 |
4 |
| China University of Geosciences (Wuhan) | 101 |
4 |
| Hifi Engineering Inc. | 138 |
4 |
| GE Infrastructure Technology, LLC | 6171 |
4 |
| BlackBerry Limited | 4864 |
3 |
| Schlumberger Technology Corporation | 11798 |
3 |
| Schlumberger Canada Limited | 7606 |
3 |
| The Boeing Company | 20160 |
3 |
| Corning Incorporated | 10500 |
3 |
| Bridgestone Corporation | 7251 |
3 |
| ZTE Corporation | 44159 |
3 |
| Board of Regents, The University of Texas System | 6102 |
3 |
| Other owners | 345 |