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Browse by Category: Main > Optical & Optics |
| Class Number |
Class Name |
Patents |
| 372 |
Coherent light generators |
45,264 |
| 362 |
Illumination |
92,855 |
| 382 |
Image analysis |
79,501 |
| 385 |
Optical waveguides |
87,385 |
| 359 |
Optical: systems and elements |
128,377 |
| 353 |
Optics: image projectors |
13,715 |
| 356 |
Optics: measuring and testing |
69,448 |
| 352 |
Optics: motion pictures |
4,056 |
| 396 |
Photography |
41,891 |
| D16 |
Photography and optical equipment |
11,540 | |
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