- All sections
- G - Physics
- G01F - Measuring volume, volume flow, mass flow, or liquid levelmetering by volume
- G01F 1/698 - Feedback or rebalancing circuits, e.g. self heated constant temperature flowmeters
Patent holdings for IPC class G01F 1/698
Total number of patents in this class: 146
10-year publication summary
|
13
|
16
|
16
|
18
|
9
|
8
|
6
|
3
|
7
|
6
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hitachi Astemo, Ltd. | 6387 |
19 |
| Robert Bosch GmbH | 42689 |
6 |
| KOA Corporation | 419 |
6 |
| Honeywell International Inc. | 13545 |
4 |
| Mitsubishi Electric Corporation | 46093 |
4 |
| HORIBA STEC, Co., Ltd. | 334 |
4 |
| Innovative Sensor Technology IST AG | 69 |
4 |
| Flusso Limited | 34 |
4 |
| Hitachi Automotive Systems, Ltd. | 3958 |
3 |
| Fisher & Paykel Healthcare Limited | 2472 |
3 |
| Los Robles Advertising, Inc. | 16 |
3 |
| Pierburg GmbH | 468 |
3 |
| Spraying Systems Co. | 493 |
3 |
| The Trustees of Princeton University | 1202 |
3 |
| Denso Corporation | 24282 |
2 |
| Murata Manufacturing Co., Ltd. | 24526 |
2 |
| BL Technologies, Inc. | 834 |
2 |
| Dieterich Standard, Inc. | 63 |
2 |
| Endress+Hauser Flowtec AG | 823 |
2 |
| Heraeus Sensor Technology GmbH | 34 |
2 |
| Other owners | 65 |