- All sections
- G - Physics
- G02B - Optical elements, systems or apparatus
- G02B 17/04 - Catoptric systems, e.g. image erecting and reversing system using prisms only
Patent holdings for IPC class G02B 17/04
Total number of patents in this class: 93
10-year publication summary
|
9
|
9
|
10
|
7
|
13
|
6
|
8
|
9
|
9
|
4
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Magna Mirrors of America, Inc. | 531 |
8 |
| Olympus Corporation | 13667 |
6 |
| Olympus Winter & Ibe GmbH | 620 |
6 |
| Canon Inc. | 36841 |
4 |
| Samsung Electronics Co., Ltd. | 131630 |
3 |
| Texas Instruments Incorporated | 19376 |
3 |
| In Jung | 12 |
3 |
| LG Electronics Inc. | 69257 |
2 |
| Panasonic Intellectual Property Management Co., Ltd. | 27812 |
2 |
| ASML Netherlands B.V. | 6816 |
2 |
| AMO Development, LLC | 691 |
2 |
| Leica Camera AG | 271 |
2 |
| Nanchang O-Film Optical-electronic Tech Co., Ltd. | 133 |
2 |
| OFILM Group Co., Ltd. | 156 |
2 |
| Novartis AG | 11238 |
1 |
| Apple Inc. | 50209 |
1 |
| 3m Innovative Properties Company | 18406 |
1 |
| Illinois Tool Works Inc. | 11152 |
1 |
| Seiko Epson Corporation | 18724 |
1 |
| Ricoh Imaging Company, Ltd. | 153 |
1 |
| Other owners | 40 |