- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F16L - Pipesjoints or fittings for pipessupports for pipes, cables or protective tubingmeans for thermal insulation in general
- F16L 23/02 - Flanged joints the flanges being connected by members tensioned axially
Patent holdings for IPC class F16L 23/02
Total number of patents in this class: 233
10-year publication summary
|
22
|
23
|
19
|
18
|
14
|
22
|
15
|
12
|
16
|
16
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Fujikin Incorporated | 708 |
7 |
| Valqua, Ltd. | 305 |
7 |
| KHOLLE Magnolia 2015, LLC | 21 |
6 |
| Kawasaki Jukogyo Kabushiki Kaisha (trading as Kawasaki Heavy Industries, Ltd.) | 3312 |
6 |
| National Institute of Advanced Industrial Science and Technology | 3793 |
4 |
| Dieterich Standard, Inc. | 62 |
4 |
| Edwards Limited | 772 |
4 |
| Saudi Arabian Oil Company | 14446 |
4 |
| Victaulic Company | 625 |
4 |
| Flange Cuff, L.L.C. | 5 |
3 |
| Integrity Engineering Solutions Pty. Ltd. | 18 |
3 |
| Kubota Corporation | 4483 |
3 |
| TB Global Technologies Ltd. | 17 |
3 |
| General Electric Company | 14036 |
2 |
| NEC Corporation | 37589 |
2 |
| Pratt & Whitney Canada Corp. | 5638 |
2 |
| GM Global Technology Operations LLC | 16306 |
2 |
| Applied Materials, Inc. | 20694 |
2 |
| Abilene Christian University, DBA ACU | 89 |
2 |
| CKD Corporation | 474 |
2 |
| Other owners | 161 |