- All sections
- G - Physics
- G01D - Measuring not specially adapted for a specific variablearrangements for measuring two or more variables not covered by a single other subclasstariff metering apparatustransferring or transducing arrangements not specially adapted for a specific variablemeasuring or testing not otherwise provided for
- G01D 21/00 - Measuring or testing not otherwise provided for
Patent holdings for IPC class G01D 21/00
Total number of patents in this class: 1530
10-year publication summary
|
107
|
109
|
107
|
146
|
146
|
125
|
100
|
80
|
69
|
24
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Robert Bosch GmbH | 42170 |
51 |
| Rosemount Inc. | 1202 |
24 |
| NEC Corporation | 34993 |
22 |
| The Boeing Company | 19956 |
20 |
| Mitsubishi Electric Corporation | 45414 |
19 |
| Omron Corporation | 7200 |
15 |
| Siemens AG | 24544 |
14 |
| Vega Grieshaber KG | 746 |
14 |
| Infineon Technologies AG | 8181 |
13 |
| Nippon Telegraph and Telephone Corporation | 16861 |
13 |
| Sony Corporation | 31261 |
10 |
| Hitachi, Ltd. | 15334 |
10 |
| Endress+Hauser Flowtec AG | 800 |
10 |
| Intel Corporation | 46597 |
9 |
| International Business Machines Corporation | 60597 |
8 |
| GE Infrastructure Technology, LLC | 6163 |
8 |
| Honeywell International Inc. | 13611 |
7 |
| Fujitsu Limited | 18304 |
7 |
| Yokogawa Electric Corporation | 1704 |
7 |
| Halliburton Energy Services, Inc. | 20635 |
6 |
| Other owners | 1243 |