- All sections
- G - Physics
- G01K - Measuring temperature; measuring quantity of heat; thermally-sensitive elements not otherwise provided for
- G01K 11/32 - Measuring temperature based on physical or chemical changes not covered by group , , , or using changes in transmittance, scattering or luminescence in optical fibres
Patent holdings for IPC class G01K 11/32
Total number of patents in this class: 1023
10-year publication summary
|
98
|
91
|
90
|
112
|
99
|
93
|
84
|
57
|
49
|
8
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Halliburton Energy Services, Inc. | 20165 |
27 |
| Fujitsu Limited | 19265 |
27 |
| Siemens AG | 24990 |
18 |
| Baker Hughes Incorporated | 5689 |
17 |
| Kidde Technologies, Inc. | 276 |
16 |
| NEC Laboratories America, Inc. | 995 |
16 |
| Viavi Solutions Inc. | 1363 |
15 |
| OFS Fitel, LLC | 549 |
14 |
| Corning Incorporated | 9932 |
13 |
| NEC Corporation | 32703 |
12 |
| Neubrex Co., Ltd. | 51 |
11 |
| OptaSense Holdings Limited | 190 |
11 |
| Schlumberger Technology Corporation | 9690 |
10 |
| Weatherford Technology Holdings, LLC | 2135 |
10 |
| Yokogawa Electric Corporation | 1584 |
10 |
| Baker Hughes, a GE Company, LLC | 2171 |
9 |
| Applied Materials, Inc. | 16587 |
8 |
| Tokyo Electron Limited | 11599 |
8 |
| Oxsensis Ltd | 18 |
8 |
| SensorTran, Inc. | 25 |
8 |
| Other owners | 755 |