- All sections
- E - Fixed constructions
- E04H - Buildings or like structures for particular purposes; swimming or splash baths or pools; masts; fencing; tents or canopies, in general
- E04H 5/02 - Buildings or groups of buildings for industrial purposes, e.g. for power-plants or factories
Patent holdings for IPC class E04H 5/02
Total number of patents in this class: 323
10-year publication summary
27
|
24
|
42
|
30
|
30
|
27
|
31
|
35
|
24
|
9
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
JNC Corporation | 1527 |
17 |
Bripco BVBA | 39 |
11 |
L'Air Liquide, Societe Anonyme pour l'Etude et l'Exploitation des Procedes Georges Claude | 3515 |
11 |
Lonza Ltd. | 609 |
7 |
Crown Equipment Corporation | 898 |
6 |
Mitsubishi Hitachi Power Systems, Ltd. | 999 |
6 |
Vapor io Inc. | 61 |
5 |
Shell Internationale Research Maatschappij B.V. | 3792 |
4 |
Mitsubishi Heavy Industries, Ltd. | 8217 |
4 |
Peugeot Citroen Automobiles SA | 1903 |
4 |
Schweitzer Engineering Laboratories, Inc. | 920 |
4 |
Terrapower, LLC | 315 |
4 |
Mitsubishi Power, Ltd. | 1680 |
4 |
Cummins Power Generation IP, Inc. | 261 |
3 |
Fluor Technologies Corporation | 410 |
3 |
JGC Corporation | 41 |
3 |
RV Lizenz AG | 17 |
3 |
Wartsila Finland Oy | 740 |
3 |
GE Infrastructure Technology, LLC | 5873 |
3 |
TechnoGuard Inc. | 10 |
3 |
Other owners | 215 |