- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F16J - Pistonscylinderspressure vessels in generalsealings
- F16J 15/04 - Sealings between relatively-stationary surfaces without packing between the surfaces, e.g. with ground surfaces, with cutting edge
Patent holdings for IPC class F16J 15/04
Total number of patents in this class: 65
10-year publication summary
|
14
|
10
|
6
|
10
|
1
|
3
|
4
|
3
|
1
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| The Boeing Company | 19930 |
3 |
| Robert Bosch GmbH | 41874 |
3 |
| Mitsubishi Hitachi Power Systems, Ltd. | 995 |
3 |
| KMT Waterjet Systems Inc. | 31 |
2 |
| Rtx Corporation | 9135 |
2 |
| Toyota Motor Corporation | 30591 |
1 |
| United Technologies Corporation | 2259 |
1 |
| Ricoh Company, Ltd. | 13229 |
1 |
| Nissan Motor Co., Ltd. | 12373 |
1 |
| Memjet Technology Ltd. | 689 |
1 |
| Continental Automotive GmbH | 5540 |
1 |
| Aisin AW Co., Ltd. | 2361 |
1 |
| NTN Corporation | 4978 |
1 |
| Toray Industries, Inc. | 6865 |
1 |
| Hubbell Incorporated | 3173 |
1 |
| Boe Technology Group Co., Ltd. | 39133 |
1 |
| Buemach Engineering International B.V. | 14 |
1 |
| Bumach Engineering International B.V. | 33 |
1 |
| Chengdu BOE Optoelectronics Technology Co., Ltd. | 5952 |
1 |
| Endress+Hauser Flowtec AG | 806 |
1 |
| Other owners | 37 |