- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F16J - Pistonscylinderspressure vessels in generalsealings
- F16J 15/10 - Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces with non-metallic packing
Patent holdings for IPC class F16J 15/10
Total number of patents in this class: 1733
10-year publication summary
|
125
|
109
|
137
|
152
|
138
|
144
|
118
|
106
|
101
|
83
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| NOK Corporation | 2237 |
225 |
| Valqua, Ltd. | 288 |
41 |
| Nippon Pillar Packing Co., Ltd. | 245 |
28 |
| Oiles Corporation | 518 |
28 |
| Daikin Industries, Ltd. | 10112 |
27 |
| Rtx Corporation | 9495 |
26 |
| The Patent Well, LLC | 54 |
22 |
| Nippon Valqua Industries, Ltd. | 75 |
19 |
| Nichias Corporation | 393 |
18 |
| Sumitomo Wiring Systems, Ltd. | 10493 |
16 |
| NTN Corporation | 4979 |
15 |
| Uchiyama Manufacturing Corp. | 126 |
15 |
| Honda Motor Co., Ltd. | 25776 |
13 |
| Flexitallic Investments, Inc. | 87 |
13 |
| Saint-Gobain Performance Plastics Corporation | 1033 |
12 |
| CommScope Connectivity Belgium BVBA | 505 |
11 |
| Zeon Corporation | 4116 |
11 |
| Denso Corporation | 24588 |
10 |
| Nitto Denko Corporation | 8346 |
10 |
| NOF Corporation | 217 |
10 |
| Other owners | 1163 |