- All sections
- G - Physics
- G01F - Measuring volume, volume flow, mass flow, or liquid level; metering by volume
- G01F 1/699 - Feedback or rebalancing circuits, e.g. self heated constant temperature flowmeters by control of a separate heating or cooling element
Patent holdings for IPC class G01F 1/699
Total number of patents in this class: 52
10-year publication summary
|
11
|
5
|
4
|
8
|
4
|
4
|
0
|
2
|
0
|
2
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hitachi Astemo, Ltd. | 5618 |
12 |
| Robert Bosch GmbH | 40953 |
5 |
| Denso Corporation | 23338 |
3 |
| General Electric Company | 18133 |
2 |
| Honeywell International Inc. | 13799 |
2 |
| Murata Manufacturing Co., Ltd. | 22355 |
2 |
| Azbil Corporation | 486 |
2 |
| Innovative Sensor Technology IST AG | 55 |
2 |
| Los Robles Advertising, Inc. | 18 |
2 |
| Hahn-Schickard-Gesellschaft für angewandte Forschung e.V. | 114 |
2 |
| International Business Machines Corporation | 60644 |
1 |
| Koninklijke Philips N.V. | 22975 |
1 |
| Mitsubishi Electric Corporation | 43934 |
1 |
| Omron Corporation | 6968 |
1 |
| President and Fellows of Harvard College | 5792 |
1 |
| Aixtron SE | 288 |
1 |
| Drägerwerk AG & Co. KGaA | 840 |
1 |
| Eveon | 36 |
1 |
| Fluid Components International LLC | 15 |
1 |
| IFM Electronic GmbH | 188 |
1 |
| Other owners | 8 |