- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F16J - Pistons; cylinders; pressure vessels in general; sealings
- F16J 10/04 - Running faces; Liners
Patent holdings for IPC class F16J 10/04
Total number of patents in this class: 209
10-year publication summary
|
15
|
13
|
16
|
9
|
10
|
11
|
11
|
10
|
5
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Caterpillar Inc. | 8877 |
13 |
| MAHLE International GmbH | 2670 |
12 |
| Nissan Motor Co., Ltd. | 12249 |
11 |
| MAHLE Metal Leve S/A | 160 |
9 |
| TPR Co., Ltd. | 141 |
8 |
| TPR Industry Co., Ltd. | 46 |
8 |
| Ford Global Technologies, LLC | 19702 |
7 |
| Cummins Inc. | 2369 |
7 |
| Federal-Mogul Burscheid GmbH | 284 |
6 |
| Bayerische Motoren Werke Aktiengesellschaft | 13126 |
5 |
| EtaGen, Inc. | 27 |
4 |
| Nippon Piston Ring Co., Ltd. | 131 |
4 |
| Guala Dispensing S.p.A. | 101 |
3 |
| KS Kolbenschmidt GmbH | 164 |
3 |
| Technische Universitat Munchen | 635 |
3 |
| Honda Motor Co., Ltd. | 24537 |
2 |
| Robert Bosch GmbH | 40953 |
2 |
| Applied Nano Surfaces Sweden AB | 7 |
2 |
| IPT International Plating Technologies GmbH | 4 |
2 |
| Kabushiki Kaisha Riken | 265 |
2 |
| Other owners | 96 |