- All sections
- A - Human necessities
- A47B - Tablesdesksoffice furniturecabinetsdrawersgeneral details of furniture
- A47B 9/20 - Telescopic guides
Patent holdings for IPC class A47B 9/20
Total number of patents in this class: 359
10-year publication summary
|
37
|
58
|
53
|
61
|
53
|
47
|
38
|
39
|
41
|
22
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Steelcase Inc. | 1335 |
34 |
| Linak A/S | 351 |
25 |
| Ergotron, Inc. | 305 |
16 |
| Timotion Technology Co., Ltd. | 244 |
14 |
| LOGICDATA Electronic & Software Entwicklungs GmbH | 130 |
9 |
| MillerKnoll, Inc. | 523 |
7 |
| Hi-Max Innovation Co., Ltd. | 24 |
6 |
| Unifor S.p.A. | 59 |
6 |
| Xybix Systems, Inc. | 10 |
6 |
| STERIS Solutions Ltd | 77 |
6 |
| Cknapp Sales Inc. | 133 |
5 |
| Humanscale Corporation | 170 |
5 |
| Lifetime Products, Inc. | 396 |
5 |
| Midmark Corporation | 225 |
5 |
| ROL Ergo AB | 27 |
5 |
| Dongguan Shichang Metals Factory Ltd. | 73 |
5 |
| Adjustme Sourcing ApS | 4 |
4 |
| Fellowes, Inc. | 362 |
4 |
| Knoll, Inc. | 368 |
4 |
| Yi-Chen Tseng | 20 |
4 |
| Other owners | 184 |