- All sections
- G - Physics
- G09B - Educational or demonstration appliances; appliances for teaching, or communicating with, the blind, deaf or mute; models; planetaria; globes; maps; diagrams
- G09B 29/00 - Maps; Plans; Charts; Diagrams, e.g. route diagrams
Patent holdings for IPC class G09B 29/00
Total number of patents in this class: 2315
10-year publication summary
|
152
|
177
|
158
|
163
|
205
|
157
|
131
|
119
|
82
|
26
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Pioneer Corporation | 4843 |
227 |
| Mitsubishi Electric Corporation | 43934 |
195 |
| Denso Corporation | 23338 |
118 |
| Aisin AW Co., Ltd. | 2430 |
73 |
| Google LLC | 38759 |
61 |
| Sony Corporation | 32931 |
52 |
| Clarion Co., Ltd. | 896 |
51 |
| Honda Motor Co., Ltd. | 24537 |
48 |
| Here Global B.V. | 2210 |
43 |
| TOYOTA JIDOSHA KABUSHIKI KAISHA (also trading as TOYOTA MOTOR CORPORATION) | 13301 |
41 |
| Apple Inc. | 50209 |
32 |
| Microsoft Technology Licensing, LLC | 51439 |
32 |
| Nissan Motor Co., Ltd. | 12249 |
30 |
| Geo Technical Laboratory Co., Ltd. | 35 |
25 |
| Increment P Corporation | 55 |
22 |
| Matsushita Electric Industrial Co., Ltd. | 4724 |
21 |
| Panasonic Intellectual Property Management Co., Ltd. | 27812 |
20 |
| Hitachi Automotive Systems, Ltd. | 3970 |
19 |
| Sony Group Corporation | 10730 |
19 |
| NEC Corporation | 32703 |
18 |
| Other owners | 1168 |