- All sections
- G - Physics
- G08G - Traffic control systems
- G08G 1/09 - Arrangements for giving variable traffic instructions
Patent holdings for IPC class G08G 1/09
Total number of patents in this class: 3526
10-year publication summary
|
166
|
215
|
316
|
361
|
474
|
390
|
339
|
278
|
300
|
82
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Denso Corporation | 23338 |
276 |
| Mitsubishi Electric Corporation | 43934 |
193 |
| Sumitomo Electric Industries, Ltd. | 14131 |
128 |
| Honda Motor Co., Ltd. | 24537 |
122 |
| NEC Corporation | 32703 |
121 |
| Panasonic Intellectual Property Management Co., Ltd. | 27812 |
105 |
| Pioneer Corporation | 4843 |
92 |
| TOYOTA JIDOSHA KABUSHIKI KAISHA (also trading as TOYOTA MOTOR CORPORATION) | 13301 |
89 |
| Nissan Motor Co., Ltd. | 12249 |
79 |
| Kyocera Corporation | 12735 |
69 |
| Sony Corporation | 32931 |
56 |
| Hitachi Automotive Systems, Ltd. | 3970 |
55 |
| Toyota Motor Corporation | 28582 |
54 |
| Here Global B.V. | 2210 |
48 |
| Ford Global Technologies, LLC | 19702 |
42 |
| Hitachi Astemo, Ltd. | 5618 |
41 |
| International Business Machines Corporation | 60644 |
36 |
| Robert Bosch GmbH | 40953 |
36 |
| Sumitomo Wiring Systems, Ltd. | 9367 |
36 |
| AutoNetworks Technologies, Ltd. | 5809 |
36 |
| Other owners | 1812 |