- All sections
- A - Human necessities
- A47B - Tables; desks; office furniture; cabinets; drawers; general details of furniture
- A47B 9/20 - Telescopic guides
Patent holdings for IPC class A47B 9/20
Total number of patents in this class: 335
10-year publication summary
|
26
|
38
|
58
|
55
|
65
|
56
|
49
|
41
|
39
|
18
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Steelcase Inc. | 1361 |
35 |
| Linak A/S | 355 |
26 |
| Ergotron, Inc. | 299 |
16 |
| Timotion Technology Co., Ltd. | 225 |
13 |
| LOGICDATA Electronic & Software Entwicklungs GmbH | 134 |
8 |
| Hi-Max Innovation Co., Ltd. | 24 |
6 |
| Unifor S.p.A. | 62 |
6 |
| Xybix Systems, Inc. | 10 |
6 |
| Lifetime Products, Inc. | 393 |
5 |
| Midmark Corporation | 221 |
5 |
| Dongguan Shichang Metals Factory Ltd. | 68 |
5 |
| MillerKnoll, Inc. | 490 |
5 |
| Adjustme Sourcing ApS | 4 |
4 |
| Fellowes, Inc. | 348 |
4 |
| Flat Pty Ltd | 24 |
4 |
| Knoll, Inc. | 372 |
4 |
| ROL Ergo AB | 31 |
4 |
| Yi-Chen Tseng | 20 |
4 |
| Zhejiang Jiecang Linear Motion Technology Co., Ltd. | 84 |
4 |
| Oelschläger Metalltechnik GmbH | 18 |
4 |
| Other owners | 167 |