- All sections
- G - Physics
- G09F - Displaying; advertising; signs; labels or name-plates; seals
- G09F 27/00 - Combined visual and audible advertising or displaying, e.g. for public address
Patent holdings for IPC class G09F 27/00
Total number of patents in this class: 530
10-year publication summary
|
41
|
57
|
48
|
63
|
86
|
67
|
64
|
48
|
32
|
14
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Samsung Electronics Co., Ltd. | 131630 |
14 |
| Sony Corporation | 32931 |
10 |
| LG Electronics Inc. | 69257 |
9 |
| Daktronics, Inc. | 139 |
8 |
| DeLorean, LLC | 16 |
7 |
| Manufacturing Resources International, Inc. | 441 |
7 |
| Texas Emergency Network, LLC | 7 |
7 |
| The Procter & Gamble Company | 22178 |
6 |
| NEC Corporation | 32703 |
5 |
| Koninklijke Philips Electronics N.V. | 13133 |
5 |
| Eyesmatch Ltd | 22 |
5 |
| Universal City Studios LLC | 2218 |
5 |
| Signify Holding B.V. | 6837 |
5 |
| Mitsubishi Electric Corporation | 43934 |
4 |
| Adidas AG | 1416 |
4 |
| IMAX Theatres International Limited | 81 |
4 |
| PNC Bank, a National Association, AS Collateral Agent | 92 |
4 |
| R.J. Reynolds Tobacco Company | 511 |
4 |
| Sony Interactive Entertainment Inc. | 5162 |
4 |
| AD Connected, Inc. | 12 |
4 |
| Other owners | 409 |