- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F16J - Pistons; cylinders; pressure vessels in general; sealings
- F16J 15/3272 - Mounting of sealing rings the rings having a break or opening, e.g. to enable mounting on a shaft otherwise than from a shaft end
Patent holdings for IPC class F16J 15/3272
Total number of patents in this class: 88
10-year publication summary
|
5
|
6
|
14
|
15
|
14
|
10
|
15
|
10
|
6
|
3
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| NOK Corporation | 2108 |
14 |
| NTN Corporation | 5008 |
9 |
| Denso Corporation | 23338 |
5 |
| Eagle Industry Co., Ltd. | 1062 |
4 |
| Valqua, Ltd. | 252 |
4 |
| Bernard McCartney Limited | 15 |
3 |
| Pratt & Whitney Canada Corp. | 4215 |
2 |
| Burckhardt Compression AG | 116 |
2 |
| IHI Corporation | 3268 |
2 |
| Safran Aircraft Engines | 5739 |
2 |
| Saint-Gobain Performance Plastics L+S GMBH | 12 |
2 |
| TPR Co., Ltd. | 141 |
2 |
| Siemens Gamesa Renewable Energy A/S | 1647 |
2 |
| Konzelmann GmbH | 16 |
2 |
| Halliburton Energy Services, Inc. | 20165 |
1 |
| Honda Motor Co., Ltd. | 24537 |
1 |
| Mitsubishi Heavy Industries, Ltd. | 8217 |
1 |
| Schaeffler Technologies AG & Co. KG | 8880 |
1 |
| ABB Turbo Systems AG | 110 |
1 |
| A.W. Chesterton Company | 80 |
1 |
| Other owners | 27 |