- All sections
- E - Fixed constructions
- E04H - Buildings or like structures for particular purposesswimming or splash baths or poolsmastsfencingtents or canopies, in general
- E04H 12/18 - TowersMasts or polesChimney stacksWater-towersMethods of erecting such structures movable or with movable sections, e.g. rotatable or telescopic
Patent holdings for IPC class E04H 12/18
Total number of patents in this class: 429
10-year publication summary
|
61
|
45
|
44
|
36
|
33
|
32
|
30
|
28
|
27
|
13
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| The Will-Burt Company | 100 |
25 |
| Tower Solutions, LLC | 22 |
10 |
| US Tower Corporation | 18 |
9 |
| Fireco S.r.l. a Socio Unico | 8 |
8 |
| Wchambe Investments, L.L.C. | 13 |
8 |
| Swivelpole Patent Pty Ltd | 13 |
7 |
| Prodelta Investments B.V. | 11 |
6 |
| Schlumberger Technology Corporation | 10745 |
5 |
| Esteyco S.A.P. | 33 |
5 |
| National Oilwell Varco, L.P. | 1669 |
5 |
| Wilbur L. Anderson, Inc. d/b/a Western Towers | 6 |
4 |
| Vestas Wind Systems A/S | 3681 |
4 |
| Matt's Arm, LLC | 8 |
4 |
| Great Plains Tower Products LLC | 8 |
4 |
| Illinois Tool Works Inc. | 11468 |
3 |
| University of Florida Research Foundation, Inc. | 4029 |
3 |
| Ambor Structures, Inc. | 5 |
3 |
| Clarkson University | 92 |
3 |
| Comrod AS | 49 |
3 |
| Deployable Space Systems, Inc. | 13 |
3 |
| Other owners | 307 |