- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F16L - Pipesjoints or fittings for pipessupports for pipes, cables or protective tubingmeans 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: 397
10-year publication summary
|
23
|
31
|
45
|
33
|
36
|
32
|
19
|
41
|
25
|
14
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Oetiker NY, Inc. | 112 |
44 |
| Henn GmbH & Co. KG | 95 |
33 |
| VOSS Automotive GmbH | 216 |
20 |
| A. Raymond et Cie | 712 |
15 |
| Gates Corporation | 1156 |
12 |
| NORMA Germany GmbH | 233 |
11 |
| Nifco Inc. | 1107 |
9 |
| Cooper-Standard Automotive Inc. | 253 |
7 |
| Hutchinson | 469 |
7 |
| North American Pipe Corporation | 43 |
7 |
| Illinois Tool Works Inc. | 11494 |
6 |
| Swagelok Company | 318 |
6 |
| Victaulic Company | 614 |
6 |
| Oetiker Schweiz AG | 195 |
5 |
| Parker-Hannifin Corporation | 1043 |
5 |
| Sanoh Industrial Co., Ltd. | 211 |
5 |
| Aqseptence Group, Inc. | 87 |
4 |
| Kubota Corporation | 3967 |
4 |
| MANN+HUMMEL GmbH | 1766 |
4 |
| Togo Seisakusyo Corporation | 65 |
4 |
| Other owners | 183 |