- All sections
- A - Human necessities
- A01G - Horticulturecultivation of vegetables, flowers, rice, fruit, vines, hops or seaweedforestrywatering
- A01G 20/47 - Vacuum or blower devices
Patent holdings for IPC class A01G 20/47
Total number of patents in this class: 245
10-year publication summary
|
13
|
17
|
38
|
41
|
41
|
36
|
32
|
33
|
45
|
19
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| ANDREAS STIHL AG & Co. KG | 855 |
19 |
| Husqvarna AB | 3032 |
19 |
| Techtronic Cordless GP, Gainful Plan Trading Limited, an entity organized in the British Virgin Islands and TTI Finance Ltd., an entity organized in the British Virgin Islands | 1601 |
17 |
| Milwaukee Electric Tool Corporation | 4954 |
15 |
| Nanjing Chervon Industry Co., Ltd. | 1276 |
14 |
| Makita Corporation | 2557 |
13 |
| Black & Decker, Inc. | 2443 |
12 |
| Positec Power Tools (Suzhou) Co., Ltd. | 760 |
10 |
| Briggs & Stratton, LLC | 684 |
10 |
| Yamabiko Corporation | 298 |
9 |
| Greenworks (Jiangsu) Co., Ltd. | 291 |
9 |
| Whisper Aero Inc. | 79 |
8 |
| Chervon (HK) Limited | 212 |
7 |
| Globe (Jiangsu) Co., Ltd. | 270 |
7 |
| The Toro Company | 1015 |
6 |
| MTD Products Inc | 665 |
5 |
| TTI (Macao Commercial Offshore) Limited | 143 |
4 |
| Umount Holdings, LLC | 5 |
4 |
| EMAK S.p.A. | 72 |
3 |
| Generac Power Systems, Inc. | 395 |
3 |
| Other owners | 51 |