- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F16L - Pipes; joints or fittings for pipes; supports for pipes, cables or protective tubing; means for thermal insulation in general
- F16L 37/088 - Couplings of the quick-acting type in which the connection between abutting or axially-overlapping ends is maintained by locking members combined with automatic locking by means of a split elastic ring
Patent holdings for IPC class F16L 37/088
Total number of patents in this class: 379
10-year publication summary
|
29
|
23
|
31
|
50
|
38
|
41
|
35
|
18
|
40
|
8
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Oetiker NY, Inc. | 93 |
40 |
| Henn GmbH & Co. KG | 75 |
27 |
| VOSS Automotive GmbH | 211 |
22 |
| Gates Corporation | 1182 |
14 |
| A. Raymond et Cie | 684 |
13 |
| NORMA Germany GmbH | 219 |
11 |
| Nifco Inc. | 1103 |
9 |
| North American Pipe Corporation | 48 |
8 |
| Illinois Tool Works Inc. | 11152 |
7 |
| Cooper-Standard Automotive Inc. | 261 |
6 |
| Hutchinson | 455 |
6 |
| Parker-Hannifin Corporation | 999 |
6 |
| Swagelok Company | 325 |
6 |
| Victaulic Company | 664 |
6 |
| Oetiker Schweiz AG | 165 |
5 |
| Aqseptence Group, Inc. | 103 |
4 |
| ContiTech MGW GmbH | 51 |
4 |
| Kubota Corporation | 3054 |
4 |
| MANN+HUMMEL GmbH | 1682 |
4 |
| Piolax Inc. | 388 |
4 |
| Other owners | 173 |