- All sections
- G - Physics
- G02B - Optical elements, systems or apparatus
- G02B 23/00 - Telescopes, e.g. binocularsPeriscopesInstruments for viewing the inside of hollow bodiesViewfindersOptical aiming or sighting devices
Patent holdings for IPC class G02B 23/00
Total number of patents in this class: 565
10-year publication summary
|
43
|
32
|
41
|
50
|
50
|
32
|
21
|
32
|
23
|
17
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Raytheon Canada Limited | 140 |
20 |
| Sheltered Wings, Inc. | 444 |
18 |
| Swarovski-Optik AG & Co KG. | 157 |
17 |
| Raytheon Company | 8385 |
15 |
| Nikon Vision Co., Ltd. | 125 |
12 |
| Raytheon Canada Limited, aka Raytheon ELCAN | 62 |
10 |
| California Institute of Technology | 3981 |
9 |
| FUJIFILM Corporation | 29489 |
8 |
| Thales SA | 2346 |
8 |
| Carl Zeiss AG | 886 |
7 |
| BAE Systems Information and Electronic Systems Integration Inc. | 1846 |
7 |
| Leupold & Stevens, Inc. | 248 |
7 |
| Samsung Electronics Co., Ltd. | 147131 |
6 |
| Nikon Corporation | 7200 |
6 |
| Olympus Corporation | 13161 |
6 |
| Lockheed Martin Corporation | 3275 |
6 |
| Canon Inc. | 40216 |
5 |
| Elbit Systems of America, LLC | 187 |
5 |
| Lucida Research LLC | 10 |
5 |
| Schmidt & Bender GmbH & Co. KG | 47 |
5 |
| Other owners | 383 |