- All sections
- H - Electricity
- H04N - Pictorial communication, e.g. television
- H04N 13/346 - Image reproducers using prisms or semi-transparent mirrors
Patent holdings for IPC class H04N 13/346
Total number of patents in this class: 222
10-year publication summary
|
4
|
21
|
21
|
36
|
32
|
29
|
31
|
26
|
13
|
6
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Kyocera Corporation | 14402 |
47 |
| Maxell, Ltd. | 3048 |
18 |
| Nitto Denko Corporation | 8550 |
13 |
| Sony Group Corporation | 15780 |
12 |
| Nippon Telegraph and Telephone Corporation | 15934 |
11 |
| Pacific Light & Hologram, Inc. | 84 |
9 |
| Looking Glass Factory Inc. | 54 |
7 |
| Nippon Seiki Co., Ltd. | 1015 |
7 |
| Sony Corporation | 30128 |
5 |
| Samsung Electronics Co., Ltd. | 158337 |
4 |
| Mitsubishi Electric Corporation | 48146 |
4 |
| Konica Minolta, Inc. | 9143 |
4 |
| Magic Leap, Inc. | 3402 |
4 |
| Mentor Acquisition One, LLC | 338 |
4 |
| University Public Corporation Osaka | 297 |
4 |
| Denso Corporation | 25633 |
3 |
| Panasonic Intellectual Property Management Co., Ltd. | 34145 |
3 |
| Japan Display Inc. | 3014 |
3 |
| Koito Manufacturing Co., Ltd. | 2455 |
3 |
| Axiom Holographics Pty Ltd | 10 |
3 |
| Other owners | 54 |