- All sections
- G - Physics
- G01F - Measuring volume, volume flow, mass flow, or liquid levelmetering by volume
- G01F 1/86 - Indirect mass flowmeters, e.g. measuring volume flow and density, temperature, or pressure
Patent holdings for IPC class G01F 1/86
Total number of patents in this class: 278
10-year publication summary
|
20
|
15
|
20
|
23
|
33
|
25
|
20
|
22
|
14
|
10
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Watlow Electric Manufacturing Company | 580 |
16 |
| Micro Motion, Inc. | 1020 |
12 |
| Air Products and Chemicals, Inc. | 1447 |
11 |
| Applied Materials, Inc. | 18932 |
7 |
| Safran AeroSystems | 244 |
6 |
| Endress + Hauser Flowtec AG | 609 |
5 |
| MKS Instruments, Inc. | 644 |
5 |
| Ventbuster Holdings Inc. | 10 |
5 |
| Schlumberger Technology Corporation | 10898 |
4 |
| Honeywell International Inc. | 13561 |
4 |
| Deere & Company | 7671 |
4 |
| Kyocera Corporation | 13962 |
4 |
| Battelle Memorial Institute | 2484 |
4 |
| CarbonCure Technologies Inc. | 88 |
4 |
| Cidra Corporate Services, Inc. | 203 |
4 |
| Saudi Arabian Oil Company | 13409 |
4 |
| Endress+Hauser Flowtec AG | 818 |
3 |
| Roxar Flow Measurement AS | 81 |
3 |
| Sea Pioneers Technologies Co., Ltd. | 11 |
3 |
| Schlumberger Canada Limited | 7369 |
2 |
| Other owners | 168 |