- All sections
- G - Physics
- G01K - Measuring temperature; measuring quantity of heat; thermally-sensitive elements not otherwise provided for
- G01K 11/322 - Measuring temperature based on physical or chemical changes not covered by group , , , or using changes in transmittance, scattering or luminescence in optical fibres using Brillouin scattering
Patent holdings for IPC class G01K 11/322
Total number of patents in this class: 43
10-year publication summary
|
2
|
1
|
3
|
2
|
1
|
3
|
7
|
8
|
8
|
6
|
| 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 |
5 |
| Nippon Telegraph and Telephone Corporation | 14195 |
3 |
| Kidde Technologies, Inc. | 276 |
3 |
| Oz Optics Ltd. | 38 |
3 |
| NKT Photonics GmbH | 22 |
3 |
| The Government of the United States of America, as represented by the Secretary of the Navy | 1102 |
2 |
| Neubrex Co., Ltd. | 51 |
2 |
| Viavi Solutions Inc. | 1363 |
2 |
| Yokogawa Electric Corporation | 1584 |
2 |
| Subcom, LLC | 131 |
2 |
| NEC Corporation | 32703 |
1 |
| Airbus Operations Limited | 1157 |
1 |
| Oki Electric Industry Co., Ltd. | 1652 |
1 |
| Korea Photonics Technology Institute | 141 |
1 |
| Korea Research Institute of Standards and Science | 639 |
1 |
| National Central University | 224 |
1 |
| National University Corporation Tokyo University of Agriculture and Technology | 341 |
1 |
| NEC Laboratories America, Inc. | 995 |
1 |
| Omnisens SA | 44 |
1 |
| Saudi Arabian Oil Company | 11322 |
1 |
| Other owners | 6 |