- All sections
- G - Physics
- G01F - Measuring volume, volume flow, mass flow, or liquid level; metering by volume
- G01F 23/292 - Light
Patent holdings for IPC class G01F 23/292
Total number of patents in this class: 764
10-year publication summary
|
61
|
60
|
63
|
77
|
71
|
99
|
66
|
90
|
68
|
22
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| The Boeing Company | 19843 |
19 |
| Seiko Epson Corporation | 18724 |
12 |
| Vega Grieshaber KG | 690 |
11 |
| Eaton Intelligent Power Limited | 6113 |
11 |
| Hewlett-Packard Development Company, L.P. | 28538 |
10 |
| Simmonds Precision Products, Inc. | 286 |
10 |
| Sanofi-Aventis Deutschland GmbH | 2738 |
8 |
| Bigfoot Biomedical, Inc. | 158 |
8 |
| Bio-Rad Laboratories, Inc. | 1592 |
8 |
| Cirkul, Inc. | 178 |
7 |
| Airbus Operations Limited | 1157 |
6 |
| Brother Industries, Ltd. | 13000 |
6 |
| Mitsubishi Electric Corporation | 43934 |
6 |
| Krones AG | 2037 |
6 |
| Panasonic Industrial Devices SUNX Co., Ltd. | 57 |
6 |
| Pixart Imaging Inc. | 1581 |
6 |
| Endress+Hauser SE+Co. KG | 428 |
6 |
| Illinois Tool Works Inc. | 11152 |
5 |
| Siemens AG | 24990 |
5 |
| Amgen Inc. | 3779 |
5 |
| Other owners | 603 |