- All sections
- A - Human necessities
- A47B - Tablesdesksoffice furniturecabinetsdrawersgeneral details of furniture
- A47B 13/02 - Underframes
Patent holdings for IPC class A47B 13/02
Total number of patents in this class: 383
10-year publication summary
|
54
|
45
|
43
|
52
|
46
|
47
|
36
|
41
|
47
|
41
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Steelcase Inc. | 1332 |
15 |
| Okamura Corporation | 500 |
11 |
| Changzhou Kaidi Electrical Co., Ltd. | 21 |
9 |
| Zhejiang Jiecang Linear Motion Technology Co., Ltd. | 105 |
9 |
| Knoll, Inc. | 369 |
8 |
| Ergotron, Inc. | 307 |
7 |
| Lifetime Products, Inc. | 396 |
7 |
| Poppin, Inc. | 56 |
7 |
| Timotion Technology Co., Ltd. | 246 |
6 |
| Linak A/S | 351 |
6 |
| Siso A/S | 14 |
6 |
| Hgci, Inc. | 323 |
4 |
| No Rock Cafe Tables Pty Ltd | 11 |
4 |
| VEYHL GmbH | 20 |
4 |
| Cknapp Sales Inc. | 136 |
3 |
| DSA International, LLC | 10 |
3 |
| Herman Miller, Inc. | 93 |
3 |
| HNI Technologies Inc. | 298 |
3 |
| ITC Incorporated | 29 |
3 |
| L & P Property Management Company | 931 |
3 |
| Other owners | 262 |