- All sections
- G - Physics
- G01F - Measuring volume, volume flow, mass flow, or liquid level; metering by volume
- G01F 1/688 - Structural arrangements; Mounting of elements, e.g. in relation to fluid flow using a particular type of heating, cooling or sensing element
Patent holdings for IPC class G01F 1/688
Total number of patents in this class: 267
10-year publication summary
|
23
|
18
|
14
|
33
|
37
|
32
|
23
|
22
|
16
|
8
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Honeywell International Inc. | 13799 |
12 |
| Denso Corporation | 23338 |
8 |
| Endress+Hauser Flowtec AG | 794 |
8 |
| Hitachi Astemo, Ltd. | 5618 |
7 |
| Siemens AG | 24990 |
5 |
| Centre National de La Recherche Scientifique | 9632 |
5 |
| Omron Corporation | 6968 |
5 |
| Hahn-Schickard-Gesellschaft für angewandte Forschung e.V. | 114 |
5 |
| Flusso Limited | 19 |
5 |
| Endress + Hauser Flowtec AG | 585 |
4 |
| Los Robles Advertising, Inc. | 18 |
4 |
| Sensirion AG | 193 |
4 |
| MMI Semiconductor Co., Ltd. | 70 |
4 |
| Schlumberger Technology Corporation | 9690 |
3 |
| International Business Machines Corporation | 60644 |
3 |
| Koninklijke Philips N.V. | 22975 |
3 |
| Koninklijke Philips Electronics N.V. | 13133 |
3 |
| Murata Manufacturing Co., Ltd. | 22355 |
3 |
| California Institute of Technology | 3884 |
3 |
| ABB Schweiz AG | 6321 |
3 |
| Other owners | 170 |