- 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: 368
10-year publication summary
|
54
|
46
|
46
|
58
|
47
|
52
|
36
|
44
|
48
|
24
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Steelcase Inc. | 1337 |
15 |
| Okamura Corporation | 505 |
11 |
| Changzhou Kaidi Electrical Co., Ltd. | 21 |
9 |
| Knoll, Inc. | 367 |
8 |
| Zhejiang Jiecang Linear Motion Technology Co., Ltd. | 102 |
8 |
| Ergotron, Inc. | 306 |
7 |
| Lifetime Products, Inc. | 397 |
7 |
| Poppin, Inc. | 56 |
7 |
| Timotion Technology Co., Ltd. | 241 |
6 |
| Linak A/S | 354 |
6 |
| Siso A/S | 13 |
6 |
| Hgci, Inc. | 825 |
4 |
| No Rock Cafe Tables Pty Ltd | 11 |
4 |
| VEYHL GmbH | 20 |
4 |
| DSA International, LLC | 10 |
3 |
| Herman Miller, Inc. | 93 |
3 |
| HNI Technologies Inc. | 297 |
3 |
| ITC Incorporated | 29 |
3 |
| L & P Property Management Company | 927 |
3 |
| Midmark Corporation | 223 |
3 |
| Other owners | 248 |