- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F01L - Cyclically operating valves for machines or engines
- F01L 1/16 - Silencing impact; Reducing wear
Patent holdings for IPC class F01L 1/16
Total number of patents in this class: 71
10-year publication summary
|
8
|
14
|
7
|
2
|
2
|
3
|
4
|
1
|
1
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Schaeffler Technologies AG & Co. KG | 8880 |
15 |
| H.e.f. | 127 |
4 |
| Wartsila Finland Oy | 740 |
4 |
| Centre National de La Recherche Scientifique | 9632 |
3 |
| Ford Global Technologies, LLC | 19702 |
3 |
| Caterpillar Inc. | 8877 |
3 |
| Aktiebolaget SKF | 2700 |
3 |
| Ecole Centrale de Lyon | 118 |
3 |
| Jacobs Vehicle Systems, Inc. | 212 |
3 |
| Universite Jean Monnet | 50 |
3 |
| Eaton Intelligent Power Limited | 6113 |
3 |
| Freevalve AB | 45 |
2 |
| Hangzhou Xzb Tech Co., Ltd. | 14 |
2 |
| Schaeffler KG | 960 |
2 |
| TOYOTA JIDOSHA KABUSHIKI KAISHA (also trading as TOYOTA MOTOR CORPORATION) | 13301 |
2 |
| Honda Motor Co., Ltd. | 24537 |
1 |
| Mitsubishi Heavy Industries, Ltd. | 8217 |
1 |
| Denso Corporation | 23338 |
1 |
| Hyundai Motor Company | 19021 |
1 |
| AVL List GmbH | 1232 |
1 |
| Other owners | 11 |