- All sections
- G - Physics
- G02B - Optical elements, systems or apparatus
- G02B 17/08 - Catadioptric systems
Patent holdings for IPC class G02B 17/08
Total number of patents in this class: 1617
10-year publication summary
|
120
|
172
|
159
|
175
|
145
|
138
|
132
|
105
|
116
|
67
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| 3m Innovative Properties Company | 18114 |
59 |
| Seiko Epson Corporation | 18672 |
59 |
| Carl Zeiss SMT GmbH | 2719 |
57 |
| Nikon Corporation | 7136 |
52 |
| FUJIFILM Corporation | 27478 |
48 |
| Ricoh Company, Ltd. | 13075 |
43 |
| Panasonic Intellectual Property Management Co., Ltd. | 28660 |
40 |
| Olympus Corporation | 13381 |
37 |
| The Arizona Board of Regents on Behalf of the University of Arizona | 1987 |
33 |
| Sony Corporation | 31846 |
29 |
| Canon Inc. | 37077 |
27 |
| Samsung Electronics Co., Ltd. | 135388 |
24 |
| Apple Inc. | 51108 |
23 |
| Maxell, Ltd. | 2572 |
23 |
| Raytheon Company | 8450 |
22 |
| Huawei Technologies Co., Ltd. | 104236 |
20 |
| Nittoh Inc. | 96 |
20 |
| Konica Minolta, Inc. | 8391 |
18 |
| META Platforms Technologies, LLC | 5117 |
18 |
| Koninklijke Philips Electronics N.V. | 12001 |
16 |
| Other owners | 949 |