- All sections
- A - Human necessities
- A47B - Tables; desks; office furniture; cabinets; drawers; general details of furniture
- A47B 9/12 - Tables with tops of variable height with flexible height-adjusting means, e.g. rope, chain
Patent holdings for IPC class A47B 9/12
Total number of patents in this class: 84
10-year publication summary
|
13
|
14
|
19
|
9
|
6
|
12
|
3
|
9
|
5
|
1
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Ergotron, Inc. | 299 |
29 |
| Steelcase Inc. | 1361 |
6 |
| Midmark Corporation | 221 |
5 |
| Kessebohmer Produktions GmbH & Co. KG | 21 |
3 |
| Linak A/S | 355 |
3 |
| Humanscale Corporation | 166 |
2 |
| JPL Investments, LLC | 10 |
2 |
| La (linear Adjustment) Dev. Limited | 2 |
2 |
| Symbiote, Inc. | 8 |
2 |
| Teknion Limited | 66 |
2 |
| Jiangsu Jelt Lifting System Co., Ltd | 5 |
2 |
| Vitra AG | 321 |
2 |
| Changzhou Kaidi Electrical Co., Ltd. | 13 |
1 |
| DIRTT Environmental Solutions Inc. | 59 |
1 |
| DIRTT Environmental Solutions, Ltd. | 329 |
1 |
| HealthPostures, LLC | 2 |
1 |
| Hi-Max Innovation Co., Ltd. | 24 |
1 |
| Kesseböhmer Holding KG | 146 |
1 |
| Lake Nassau B.V. | 3 |
1 |
| Lufthansa Technik AG | 468 |
1 |
| Other owners | 16 |