- All sections
- A - Human necessities
- A47C - Chairssofasbeds
- A47C 7/56 - Parts or details of tipping-up chairs, e.g. of theatre chairs
Patent holdings for IPC class A47C 7/56
Total number of patents in this class: 125
10-year publication summary
|
20
|
19
|
14
|
23
|
26
|
16
|
8
|
9
|
4
|
2
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Series International, LLC | 57 |
12 |
| MillerKnoll, Inc. | 504 |
8 |
| AMI Industries, Inc. | 215 |
4 |
| La-Z-Boy Incorporated | 295 |
4 |
| Suncast Technologies, LLC | 328 |
4 |
| AmTab Manufacturing Corporation | 38 |
3 |
| Verb Surgical Inc. | 516 |
3 |
| Dewertokin Technology Group Co., Ltd. | 186 |
3 |
| Aichi Co., Ltd. | 84 |
2 |
| Bock 1 GmbH & Co. KG | 52 |
2 |
| Ekornes ASA | 66 |
2 |
| Figueras International Seating, S.A. | 15 |
2 |
| Hussey Seating Company | 9 |
2 |
| Itoki Corporation | 90 |
2 |
| Kinema GmbH | 7 |
2 |
| Kokuyo Co., Ltd. | 214 |
2 |
| Palmer Hamilton, LLC | 8 |
2 |
| UniTech System Co., Ltd. | 3 |
2 |
| TO3DESIGN Torbjørn Østrem | 3 |
2 |
| NuChair, Inc | 4 |
2 |
| Other owners | 60 |