- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F16J - Pistons; cylinders; pressure vessels in general; sealings
- F16J 3/00 - Diaphragms; Bellows; Bellows pistons
Patent holdings for IPC class F16J 3/00
Total number of patents in this class: 54
10-year publication summary
|
2
|
1
|
4
|
2
|
0
|
1
|
0
|
0
|
0
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| GKN Driveline North America, Inc. | 134 |
3 |
| GM Global Technology Operations LLC | 13620 |
2 |
| Massachusetts Institute of Technology | 9795 |
2 |
| President and Fellows of Harvard College | 5792 |
2 |
| GKN Driveline International GmbH | 189 |
2 |
| NOK Corporation | 2108 |
2 |
| Parker Intangibles LLC | 1237 |
2 |
| Rosemount Inc. | 1212 |
2 |
| Honda Motor Co., Ltd. | 24537 |
1 |
| Xerox Corporation | 7503 |
1 |
| Nissan Motor Co., Ltd. | 12249 |
1 |
| Toyoda Gosei Co., Ltd. | 1746 |
1 |
| NSK Ltd. | 2719 |
1 |
| AFA Controls LLC | 2 |
1 |
| Airbus Defence and Space GmbH | 886 |
1 |
| BorgWarner Inc. | 2604 |
1 |
| Carl Freudenberg KG | 1346 |
1 |
| Changzhou Sanyou Dior Insulation Materials Manufacturing Co., Ltd | 1 |
1 |
| Continental Automotive France | 781 |
1 |
| Davlyn International Group, Ltd | 1 |
1 |
| Other owners | 25 |