- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F41H - Armourarmoured turretsarmoured or armed vehiclesmeans of attack or defence, e.g. camouflage, in general
- F41H 5/04 - Plate construction composed of more than one layer
Patent holdings for IPC class F41H 5/04
Total number of patents in this class: 1417
10-year publication summary
|
134
|
111
|
108
|
106
|
102
|
89
|
76
|
83
|
51
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Honeywell International Inc. | 13547 |
66 |
| Avient Protective Materials B.V. | 197 |
48 |
| DSM IP Assets B.V. | 5496 |
45 |
| E. I. du Pont de Nemours and Company | 3829 |
29 |
| Barrday Inc. | 79 |
29 |
| The Boeing Company | 20059 |
25 |
| Teijin Aramid B.V. | 168 |
22 |
| Teijin Aramid GmbH | 46 |
20 |
| DuPont Safety & Construction, Inc. | 698 |
20 |
| PPG Industries Ohio, Inc. | 3405 |
18 |
| Milliken & Company | 1179 |
18 |
| Saint-Gobain Centre de Recherches et d'Etudes Europeen | 491 |
18 |
| The United States of America as represented by the Secretary of the Navy | 2804 |
17 |
| TYR Tactical, LLC | 89 |
15 |
| BAE SYSTEMS plc | 2400 |
14 |
| Nederlandse Organisatie voor Toegepast-natuurwetenschappelijk Onderzoek TNO | 2393 |
14 |
| Greenhill Antiballistics Corporation | 16 |
13 |
| Hardwire, LLC | 50 |
13 |
| Societa' per Azioni Fratelli Citterio | 19 |
12 |
| Disruptive Resources, LLC | 12 |
12 |
| Other owners | 949 |