- All sections
- A - Human necessities
- A42B - Hatshead coverings
- A42B 3/04 - Parts, details or accessories of helmets
Patent holdings for IPC class A42B 3/04
Total number of patents in this class: 2010
10-year publication summary
|
259
|
276
|
238
|
263
|
224
|
200
|
149
|
183
|
186
|
118
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Gentex Corporation | 1964 |
55 |
| Riddell, Inc. | 243 |
48 |
| Galvion Ltd. | 149 |
47 |
| Milwaukee Electric Tool Corporation | 4980 |
46 |
| Wilcox Industries Corp. | 155 |
31 |
| 3m Innovative Properties Company | 17484 |
26 |
| Illumagear, Inc. | 66 |
24 |
| Bauer Hockey Ltd. | 340 |
23 |
| Pfanner Schutzbekleidung GmbH | 155 |
21 |
| Bell Sports LLC | 237 |
21 |
| Bell Sports, Inc. | 157 |
20 |
| Lincoln Global, Inc. | 2116 |
19 |
| Sport Maska Inc. | 388 |
19 |
| Stryker Corporation | 5510 |
18 |
| Autoliv Development AB | 2557 |
17 |
| Bombardier Recreational Products Inc. | 1523 |
17 |
| Shoei Co., Ltd. | 279 |
17 |
| Norotos, Inc. | 32 |
16 |
| Schuberth GmbH | 63 |
16 |
| Illinois Tool Works Inc. | 11862 |
15 |
| Other owners | 1494 |