- 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: 189
10-year publication summary
|
1
|
1
|
4
|
21
|
21
|
36
|
32
|
29
|
31
|
12
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Kyocera Corporation | 12735 |
44 |
| Maxell, Ltd. | 2533 |
14 |
| Nitto Denko Corporation | 7879 |
13 |
| Nippon Telegraph and Telephone Corporation | 14195 |
9 |
| Pacific Light & Hologram, Inc. | 39 |
8 |
| Sony Group Corporation | 10730 |
8 |
| Looking Glass Factory Inc. | 53 |
7 |
| Nippon Seiki Co., Ltd. | 933 |
7 |
| Sony Corporation | 32931 |
5 |
| Mitsubishi Electric Corporation | 43934 |
4 |
| Konica Minolta, Inc. | 8349 |
4 |
| Japan Display Inc. | 6202 |
4 |
| University Public Corporation Osaka | 184 |
4 |
| Denso Corporation | 23338 |
3 |
| Magic Leap, Inc. | 3028 |
3 |
| Mentor Acquisition One, LLC | 280 |
3 |
| Samsung Electronics Co., Ltd. | 131630 |
2 |
| Panasonic Intellectual Property Management Co., Ltd. | 27812 |
2 |
| JVC Kenwood Corporation | 2774 |
2 |
| Itoh Optical Industrial Co., Ltd. | 35 |
2 |
| Other owners | 41 |