- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F41H - Armour; armoured turrets; armoured or armed vehicles; means of attack or defence, e.g. camouflage, in general
- F41H 1/04 - Protection helmets
Patent holdings for IPC class F41H 1/04
Total number of patents in this class: 211
10-year publication summary
|
16
|
20
|
23
|
30
|
32
|
17
|
13
|
11
|
9
|
6
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Gentex Corporation | 1742 |
15 |
| Galvion Ltd. | 102 |
11 |
| Greenhill Antiballistics Corporation | 15 |
7 |
| The Regents of the University of Michigan | 4409 |
6 |
| Savox Communications Oy Ab (Ltd) | 133 |
6 |
| Med-eng, LLC | 6 |
5 |
| Honeywell International Inc. | 13799 |
4 |
| Drexel University | 951 |
4 |
| LineWeight LLC | 44 |
4 |
| Revision Military S.a.r.L. | 27 |
4 |
| Wilcox Industries Corp. | 113 |
4 |
| 3m Innovative Properties Company | 18406 |
3 |
| Board of Trustees of Michigan State University | 1141 |
3 |
| Newtonoid Technologies, L.L.C. | 131 |
3 |
| Vicis, Inc. | 44 |
3 |
| MKU Limited | 10 |
3 |
| Illinois Tool Works Inc. | 11152 |
2 |
| Nike, Inc. | 13075 |
2 |
| DSM IP Assets B.V. | 5856 |
2 |
| Allen-Vanguard Technologies Inc. | 5 |
2 |
| Other owners | 118 |