- 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 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: 191
10-year publication summary
|
24
|
23
|
22
|
23
|
19
|
18
|
14
|
22
|
13
|
2
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Fujikin Incorporated | 671 |
7 |
| KHOLLE Magnolia 2015, LLC | 19 |
6 |
| Valqua, Ltd. | 252 |
4 |
| Kawasaki Jukogyo Kabushiki Kaisha (trading as Kawasaki Heavy Industries, Ltd.) | 2856 |
4 |
| Dieterich Standard, Inc. | 63 |
3 |
| Flange Cuff, L.L.C. | 5 |
3 |
| Kubota Corporation | 3054 |
3 |
| General Electric Company | 18133 |
2 |
| NEC Corporation | 32703 |
2 |
| GM Global Technology Operations LLC | 13620 |
2 |
| Applied Materials, Inc. | 16587 |
2 |
| National Institute of Advanced Industrial Science and Technology | 3677 |
2 |
| CKD Corporation | 424 |
2 |
| Cosmo Koki Co., Ltd. | 19 |
2 |
| Edwards Limited | 764 |
2 |
| Emerson Electric Co. | 601 |
2 |
| Endress + Hauser Flowtec AG | 585 |
2 |
| Forum US, Inc. | 315 |
2 |
| Goodrich Actuation Systems SAS | 134 |
2 |
| Isuzu Motors Limited | 2158 |
2 |
| Other owners | 135 |