- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F16J - Pistons; cylinders; pressure vessels in general; sealings
- F16J 3/02 - Diaphragms
Patent holdings for IPC class F16J 3/02
Total number of patents in this class: 159
10-year publication summary
|
17
|
8
|
15
|
19
|
14
|
18
|
10
|
3
|
7
|
2
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Eagle Industry Co., Ltd. | 1062 |
13 |
| GEMÜ Gebr. Müller Apparatebau GmbH & Co. KG | 105 |
6 |
| ADVICS Co., Ltd. | 1182 |
5 |
| Dätwyler Schweiz AG | 22 |
5 |
| Continental Teves AG & Co. oHG | 2354 |
4 |
| Daikin Industries, Ltd. | 9495 |
4 |
| Nippon Pillar Packing Co., Ltd. | 269 |
4 |
| Tyco Fire Products LP | 831 |
4 |
| AMTROL Licensing Inc. | 213 |
3 |
| Blue-White Industries, Ltd., DBA Blue-White Industries | 63 |
3 |
| CKD Corporation | 424 |
3 |
| Fisher Controls International LLC | 1520 |
3 |
| Kabushiki Kaisha Fujikin | 14 |
3 |
| Caterpillar Inc. | 8877 |
2 |
| Baxter International Inc. | 2425 |
2 |
| Baxter Healthcare S.A. | 1810 |
2 |
| Fujikin Incorporated | 671 |
2 |
| Hutchinson SRL | 13 |
2 |
| KNF Neuberger GmbH | 30 |
2 |
| Mimaki Engineering Co., Ltd. | 799 |
2 |
| Other owners | 85 |