- All sections
- E - Fixed constructions
- E01F - Additional work, such as equipping roads or the construction of platforms, helicopter landing stages, signs, snow fences, or the like
- E01F 9/00 - Arrangement of road signs or traffic signalsArrangements for enforcing caution
Patent holdings for IPC class E01F 9/00
Total number of patents in this class: 198
10-year publication summary
|
31
|
21
|
14
|
17
|
3
|
8
|
9
|
5
|
4
|
5
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| 3m Innovative Properties Company | 17478 |
10 |
| Systemes Versilis Inc. | 5 |
5 |
| Allstate Insurance Company | 1871 |
4 |
| ABL IP Holding LLC | 1887 |
3 |
| Logisig Inc. | 12 |
3 |
| McCue Corporation | 97 |
3 |
| Traffix Devices, Inc. | 177 |
3 |
| Qualcomm Incorporated | 92196 |
2 |
| NEC Corporation | 37004 |
2 |
| Robert Bosch GmbH | 44160 |
2 |
| Hubbell Incorporated | 3442 |
2 |
| Aichi Steel Corporation | 392 |
2 |
| Airlite Plastics Co. | 96 |
2 |
| Flint Trading, Inc. | 39 |
2 |
| Kapsch TrafficCom AG | 198 |
2 |
| Kosedag Tel Orme Sanayi ve Ticaret Ithalat Ihracat A.S. | 7 |
2 |
| Lighting Science Group Corporation | 163 |
2 |
| Miovision Technologies Incorporated | 53 |
2 |
| Plastic Safety Systems, Inc. | 52 |
2 |
| Restaurant Technology, Inc. | 60 |
2 |
| Other owners | 141 |