- All sections
- A - Human necessities
- A62B - Devices, apparatus or methods for life-saving
- A62B 18/00 - Breathing masks or helmets, e.g. affording protection against chemical agents or for use at high altitudes
Patent holdings for IPC class A62B 18/00
Total number of patents in this class: 715
10-year publication summary
|
40
|
30
|
58
|
49
|
49
|
54
|
130
|
193
|
120
|
48
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| 3m Innovative Properties Company | 18406 |
97 |
| Dyson Technology Limited | 3124 |
57 |
| Koninklijke Philips N.V. | 22975 |
32 |
| LG Electronics Inc. | 69257 |
31 |
| Honeywell International Inc. | 13799 |
22 |
| Dräger Safety AG & Co. KGaA | 401 |
19 |
| Samsung Electronics Co., Ltd. | 131630 |
11 |
| ResMed Pty Ltd | 1995 |
11 |
| Stryker Corporation | 3864 |
10 |
| Fisher & Paykel Healthcare Limited | 2218 |
10 |
| MSA Technology, LLC | 553 |
7 |
| ResMed Limited | 266 |
6 |
| BAE SYSTEMS plc | 2215 |
6 |
| D. Wheatley Enterprises, Inc. | 20 |
6 |
| SEB S.A. | 1592 |
6 |
| Illinois Tool Works Inc. | 11152 |
5 |
| Pabban Development, Inc. | 13 |
4 |
| Theravent, Inc. | 9 |
4 |
| RZ Industries LLC, DBA RZ Mask | 52 |
4 |
| Optrel Holding AG | 23 |
4 |
| Other owners | 363 |