- All sections
- A - Human necessities
- A47B - Tables; desks; office furniture; cabinets; drawers; general details of furniture
- A47B 13/02 - Underframes
Patent holdings for IPC class A47B 13/02
Total number of patents in this class: 329
10-year publication summary
|
36
|
54
|
46
|
46
|
58
|
47
|
52
|
35
|
41
|
12
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Steelcase Inc. | 1361 |
14 |
| Okamura Corporation | 510 |
11 |
| Ergotron, Inc. | 299 |
7 |
| Lifetime Products, Inc. | 393 |
7 |
| Poppin, Inc. | 57 |
7 |
| Zhejiang Jiecang Linear Motion Technology Co., Ltd. | 84 |
7 |
| Knoll, Inc. | 372 |
6 |
| Linak A/S | 355 |
6 |
| Timotion Technology Co., Ltd. | 225 |
5 |
| Siso A/S | 12 |
5 |
| Hgci, Inc. | 869 |
4 |
| No Rock Cafe Tables Pty Ltd | 11 |
4 |
| VEYHL GmbH | 16 |
4 |
| Changzhou Kaidi Electrical Co., Ltd. | 13 |
3 |
| DSA International, LLC | 10 |
3 |
| HNI Technologies Inc. | 307 |
3 |
| ITC Incorporated | 30 |
3 |
| L & P Property Management Company | 970 |
3 |
| Valinge Innovation AB | 915 |
3 |
| VS Vereinigte Spezialmoebelfabriken GmbH & Co. KG | 11 |
3 |
| Other owners | 221 |