- 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: 207
10-year publication summary
|
22
|
22
|
21
|
17
|
18
|
11
|
21
|
12
|
11
|
6
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Fujikin Incorporated | 689 |
7 |
| KHOLLE Magnolia 2015, LLC | 22 |
6 |
| Valqua, Ltd. | 284 |
6 |
| National Institute of Advanced Industrial Science and Technology | 3798 |
4 |
| Edwards Limited | 792 |
4 |
| Kawasaki Jukogyo Kabushiki Kaisha (trading as Kawasaki Heavy Industries, Ltd.) | 3050 |
4 |
| Dieterich Standard, Inc. | 63 |
3 |
| Flange Cuff, L.L.C. | 5 |
3 |
| Kubota Corporation | 3967 |
3 |
| Saudi Arabian Oil Company | 13349 |
3 |
| Victaulic Company | 614 |
3 |
| General Electric Company | 13845 |
2 |
| NEC Corporation | 35935 |
2 |
| GM Global Technology Operations LLC | 15150 |
2 |
| Applied Materials, Inc. | 18861 |
2 |
| Abilene Christian University, DBA ACU | 58 |
2 |
| CKD Corporation | 455 |
2 |
| Cosmo Koki Co., Ltd. | 20 |
2 |
| Emerson Electric Co. | 549 |
2 |
| Endress + Hauser Flowtec AG | 609 |
2 |
| Other owners | 143 |