- All sections
- G - Physics
- G02B - Optical elements, systems or apparatus
- G02B 23/00 - Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices
Patent holdings for IPC class G02B 23/00
Total number of patents in this class: 579
10-year publication summary
|
44
|
48
|
35
|
43
|
54
|
50
|
33
|
25
|
38
|
9
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Raytheon Canada Limited | 152 |
20 |
| Swarovski-Optik AG & Co KG. | 151 |
19 |
| Raytheon Company | 8535 |
17 |
| Sheltered Wings, Inc. | 379 |
15 |
| Nikon Vision Co., Ltd. | 125 |
12 |
| Raytheon Canada Limited, aka Raytheon ELCAN | 58 |
10 |
| California Institute of Technology | 3884 |
9 |
| FUJIFILM Corporation | 27102 |
8 |
| Thales SA | 2318 |
8 |
| Leupold & Stevens, Inc. | 232 |
8 |
| Nikon Corporation | 7162 |
7 |
| Carl Zeiss AG | 855 |
7 |
| Samsung Electronics Co., Ltd. | 131630 |
6 |
| Olympus Corporation | 13667 |
6 |
| Lockheed Martin Corporation | 3406 |
6 |
| BAE Systems Information and Electronic Systems Integration Inc. | 1760 |
6 |
| Elbit Systems of America, LLC | 194 |
6 |
| Lucida Research LLC | 10 |
5 |
| Meade Instruments Corporation | 23 |
5 |
| Nantong Schmidt Opto-electrical Technology Co. Ltd. | 33 |
5 |
| Other owners | 394 |