- All sections
- G - Physics
- G01F - Measuring volume, volume flow, mass flow, or liquid level; metering 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: 255
10-year publication summary
|
19
|
21
|
16
|
23
|
23
|
34
|
25
|
18
|
22
|
5
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Watlow Electric Manufacturing Company | 569 |
14 |
| Micro Motion, Inc. | 1011 |
12 |
| Air Products and Chemicals, Inc. | 1448 |
11 |
| Applied Materials, Inc. | 16587 |
7 |
| MKS Instruments, Inc. | 698 |
6 |
| Safran AeroSystems | 95 |
5 |
| Ventbuster Holdings Inc. | 10 |
5 |
| Deere & Company | 6845 |
4 |
| Cidra Corporate Services, Inc. | 208 |
4 |
| Endress + Hauser Flowtec AG | 585 |
4 |
| Saudi Arabian Oil Company | 11322 |
4 |
| Schlumberger Technology Corporation | 9690 |
3 |
| Honeywell International Inc. | 13799 |
3 |
| Kyocera Corporation | 12735 |
3 |
| Battelle Memorial Institute | 2356 |
3 |
| CarbonCure Technologies Inc. | 80 |
3 |
| Endress+Hauser Flowtec AG | 794 |
3 |
| Roxar Flow Measurement AS | 93 |
3 |
| Hitachi Metals, Ltd. | 2175 |
2 |
| Robert Bosch GmbH | 40953 |
2 |
| Other owners | 154 |