- 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: 205
10-year publication summary
|
23
|
22
|
23
|
19
|
18
|
14
|
22
|
15
|
11
|
5
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Fujikin Incorporated | 692 |
7 |
| KHOLLE Magnolia 2015, LLC | 22 |
6 |
| Valqua, Ltd. | 281 |
6 |
| National Institute of Advanced Industrial Science and Technology | 3805 |
4 |
| Edwards Limited | 790 |
4 |
| Kawasaki Jukogyo Kabushiki Kaisha (trading as Kawasaki Heavy Industries, Ltd.) | 3099 |
4 |
| Dieterich Standard, Inc. | 63 |
3 |
| Flange Cuff, L.L.C. | 5 |
3 |
| Kubota Corporation | 3896 |
3 |
| Saudi Arabian Oil Company | 13091 |
3 |
| Victaulic Company | 614 |
3 |
| General Electric Company | 13767 |
2 |
| NEC Corporation | 35619 |
2 |
| GM Global Technology Operations LLC | 15020 |
2 |
| Applied Materials, Inc. | 18589 |
2 |
| Abilene Christian University, DBA ACU | 58 |
2 |
| CKD Corporation | 453 |
2 |
| Cosmo Koki Co., Ltd. | 20 |
2 |
| Emerson Electric Co. | 546 |
2 |
| Endress + Hauser Flowtec AG | 608 |
2 |
| Other owners | 141 |