- All sections
- A - Human necessities
- A62B - Devices, apparatus or methods for life-saving
- A62B 18/02 - Masks
Patent holdings for IPC class A62B 18/02
Total number of patents in this class: 1772
10-year publication summary
|
118
|
131
|
116
|
107
|
142
|
386
|
405
|
187
|
100
|
53
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| 3m Innovative Properties Company | 17730 |
173 |
| ResMed Pty Ltd | 2132 |
61 |
| Scott Technologies, Inc. | 199 |
45 |
| LG Electronics Inc. | 73772 |
34 |
| Unicharm Corporation | 2920 |
30 |
| Koninklijke Philips N.V. | 25158 |
26 |
| Dyson Technology Limited | 3753 |
21 |
| Fisher & Paykel Healthcare Limited | 2535 |
20 |
| B/E Aerospace, Inc. | 1691 |
18 |
| Honeywell Safety Products USA, Inc. | 882 |
15 |
| Koken Ltd. | 66 |
14 |
| MSA Technology, LLC | 573 |
13 |
| Philips RS North America LLC | 163 |
13 |
| Honeywell International Inc. | 13568 |
12 |
| Shigematsu Works Co., Ltd. | 26 |
12 |
| Dräger Safety AG & Co. KGaA | 447 |
11 |
| AVOX Systems Inc. | 66 |
10 |
| B/E Aerospace Systems GmbH | 33 |
10 |
| Kao Corporation | 5002 |
9 |
| Daio Paper Corporation | 1391 |
9 |
| Other owners | 1216 |