- All sections
- G - Physics
- G01M - Testing static or dynamic balance of machines or structurestesting of structures or apparatus, not otherwise provided for
- G01M 13/005 - Sealing rings
Patent holdings for IPC class G01M 13/005
Total number of patents in this class: 101
10-year publication summary
|
4
|
4
|
10
|
14
|
15
|
9
|
7
|
16
|
9
|
6
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| John Crane UK Limited | 88 |
7 |
| Tsinghua University | 6147 |
6 |
| EagleBurgmann Germany GmbH & Co. KG | 348 |
6 |
| SEW-EURODRIVE GmbH & Co. KG | 2009 |
4 |
| KSB SE & Co. KGaA | 728 |
4 |
| Schlumberger Technology Corporation | 11592 |
3 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 47782 |
3 |
| National Institute of Advanced Industrial Science and Technology | 3792 |
3 |
| Greene, Tweed Technologies, Inc. | 138 |
3 |
| Valqua, Ltd. | 293 |
3 |
| University of Rhode Island Board of Trustees | 98 |
3 |
| Mitsubishi Electric Corporation | 47749 |
2 |
| W. L. Gore & Associates, Inc. | 2711 |
2 |
| Carl Freudenberg KG | 1456 |
2 |
| Nuovo Pignone Tecnologie S.r.l. | 1181 |
2 |
| Christian Maier GmbH & Co. KG | 8 |
2 |
| PERI SE | 445 |
2 |
| Rtx Corporation | 9966 |
2 |
| Apple Inc. | 58317 |
1 |
| Illinois Tool Works Inc. | 11803 |
1 |
| Other owners | 40 |