- 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: 33
10-year publication summary
|
4
|
0
|
7
|
4
|
5
|
2
|
2
|
5
|
1
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Canon Inc. | 36841 |
4 |
| FUJIFILM Corporation | 27102 |
4 |
| Samsung Electro-mechanics Co., Ltd. | 4798 |
3 |
| LG Electronics Inc. | 69257 |
2 |
| Nikon Corporation | 7162 |
2 |
| Konica Minolta, Inc. | 8349 |
2 |
| GoPro, Inc. | 1915 |
2 |
| Torrey Pines Logic, Inc. | 28 |
2 |
| OM Digital Solutions Corp. | 706 |
2 |
| Sony Corporation | 32931 |
1 |
| Panasonic Corporation | 20786 |
1 |
| Carl Zeiss AG | 855 |
1 |
| Areva NP | 228 |
1 |
| Bolymedia Holdings Co. Ltd. | 78 |
1 |
| Hand held Products, Inc. | 1227 |
1 |
| Leica Microsystems CMS GmbH | 1034 |
1 |
| Triple Win Technology(shenzhen) Co.Ltd. | 269 |
1 |
| Otkrytoe Aktsionernoe Obschestvo "proisvodstvennoe Obiedinenie "uralskii Optiko-mechanicheskii Zavod" Imeni E.S. Yalamova" (оао "po"uomz") | 3 |
1 |
| Swarovski-Optik AG & Co KG. | 151 |
1 |
| Other owners | 0 |