- All sections
- G - Physics
- G02B - Optical elements, systems or apparatus
- G02B 21/20 - Binocular arrangements
Patent holdings for IPC class G02B 21/20
Total number of patents in this class: 66
10-year publication summary
4
|
6
|
7
|
7
|
16
|
4
|
7
|
6
|
0
|
2
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Camplex, Inc. | 41 |
6 |
Sony Corporation | 32931 |
4 |
Global Surgical Corporation | 8 |
4 |
Evident Corporation | 1072 |
3 |
Seiko Epson Corporation | 18724 |
2 |
Nikon Corporation | 7162 |
2 |
Microsoft Technology Licensing, LLC | 51439 |
2 |
Carl Zeiss Meditec AG | 1541 |
2 |
Dispelix Oy | 120 |
2 |
Mitaka Kohki Co., Ltd. | 55 |
2 |
Novartis AG | 11238 |
1 |
Apple Inc. | 50209 |
1 |
Robert Bosch GmbH | 40953 |
1 |
Panasonic Intellectual Property Management Co., Ltd. | 27812 |
1 |
Konica Minolta, Inc. | 8349 |
1 |
OSRAM GmbH | 2442 |
1 |
Nichia Corporation | 3394 |
1 |
Boe Technology Group Co., Ltd. | 35384 |
1 |
Alcoa Inc. | 323 |
1 |
Alcon, Inc. | 4899 |
1 |
Other owners | 27 |