- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F16J - Pistons; cylinders; pressure vessels in general; sealings
- F16J 15/3264 - Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings provided with casings or supports with rigid casings or supports comprising two casing or support elements, one attached to each surface, e.g. cartridge or cassette seals the elements being separable from each other
Patent holdings for IPC class F16J 15/3264
Total number of patents in this class: 82
10-year publication summary
|
3
|
7
|
6
|
22
|
17
|
12
|
8
|
8
|
4
|
1
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| NOK Corporation | 2108 |
17 |
| Aktiebolaget SKF | 2700 |
10 |
| Schaeffler Technologies AG & Co. KG | 8880 |
6 |
| Amsted Rail Company, Inc. | 432 |
5 |
| Caterpillar Inc. | 8877 |
4 |
| Nakanishi Metal Works Co., Ltd. | 101 |
4 |
| NTN Corporation | 5008 |
3 |
| Bernard McCartney Limited | 15 |
3 |
| Freudenberg-NOK General Partnership | 178 |
3 |
| Uchiyama Manufacturing Corp. | 119 |
3 |
| Carl Freudenberg KG | 1346 |
2 |
| Garlock Sealing Technologies LLC | 149 |
2 |
| Hutchinson | 455 |
2 |
| Aktiebolaget SKF | 98 |
2 |
| Deere & Company | 6845 |
1 |
| Blue Leaf I.P., Inc. | 2758 |
1 |
| JTEKT Corporation | 2423 |
1 |
| Audi AG | 7153 |
1 |
| Consolidated Metco, Inc. | 145 |
1 |
| Freudenberg Sealing Technologies S.A.S. di Externa Italia S.r.l.u | 19 |
1 |
| Other owners | 10 |