- All sections
- A - Human necessities
- A47C - Chairssofasbeds
- A47C 7/54 - Supports for the arms
Patent holdings for IPC class A47C 7/54
Total number of patents in this class: 759
10-year publication summary
|
69
|
95
|
74
|
66
|
67
|
63
|
61
|
39
|
64
|
74
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Steelcase Inc. | 1331 |
59 |
| TS Tech Co., Ltd. | 1508 |
16 |
| Tokai Chemical Industries, Ltd. | 58 |
15 |
| MillerKnoll, Inc. | 526 |
15 |
| InkBed, Inc. | 26 |
14 |
| Okamura Corporation | 498 |
13 |
| Sumitomo Electric Industries, Ltd. | 15732 |
12 |
| Sumitomo Wiring Systems, Ltd. | 10543 |
12 |
| ATEC International Team Co., Ltd. | 20 |
12 |
| AutoNetworks Technologies, Ltd. | 6729 |
12 |
| Sumitomo Riko Company Limited | 1091 |
12 |
| Formway Furniture Limited | 74 |
11 |
| Hettich Franke GmbH & Co. KG | 35 |
11 |
| Sidiz, Inc. | 60 |
11 |
| B/E Aerospace, Inc. | 1684 |
9 |
| Ford Global Technologies, LLC | 20860 |
7 |
| Lear Corporation | 1307 |
7 |
| Stryker Corporation | 5087 |
7 |
| Knoll, Inc. | 370 |
7 |
| La-Z-Boy Incorporated | 283 |
6 |
| Other owners | 491 |