- All sections
- G - Physics
- G02B - Optical elements, systems or apparatus
- G02B 15/12 - Optical objectives with means for varying the magnification by changing, adding, or subtracting a part of the objective, e.g. convertible objective by adding a part, e.g. close-up attachment by adding telescopic attachments
Patent holdings for IPC class G02B 15/12
Total number of patents in this class: 36
10-year publication summary
|
7
|
4
|
5
|
2
|
2
|
5
|
2
|
0
|
0
|
2
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Canon Inc. | 44134 |
6 |
| FUJIFILM Corporation | 30628 |
4 |
| Samsung Electro-mechanics Co., Ltd. | 6134 |
3 |
| LG Electronics Inc. | 75910 |
2 |
| Nikon Corporation | 7229 |
2 |
| Konica Minolta, Inc. | 9159 |
2 |
| GoPro, Inc. | 2132 |
2 |
| Torrey Pines Logic, Inc. | 35 |
2 |
| OM Digital Solutions Corp. | 583 |
2 |
| Sony Corporation | 30097 |
1 |
| Panasonic Corporation | 18809 |
1 |
| Carl Zeiss AG | 919 |
1 |
| Areva NP | 200 |
1 |
| Bolymedia Holdings Co. Ltd. | 74 |
1 |
| Hand held Products, Inc. | 1289 |
1 |
| Leica Microsystems CMS GmbH | 1137 |
1 |
| Triple Win Technology(shenzhen) Co.Ltd. | 325 |
1 |
| Otkrytoe Aktsionernoe Obschestvo "proisvodstvennoe Obiedinenie "uralskii Optiko-mechanicheskii Zavod" Imeni E.S. Yalamova" (оао "po"uomz") | 3 |
1 |
| Swarovski-Optik AG & Co KG. | 158 |
1 |
| Reeflex srls | 1 |
1 |
| Other owners | 0 |