Filings by year

G02B 6/4444: granted patents and published applications per publication year
YearGranted patentsPublished applications
198210
198300
198400
198500
198600
198700
198800
198920
199030
199110
199220
199330
199420
199500
199610
199730
199860
199920
200030
200140
200224
200310
200434
200521
200604
200721
200826
200949
201087
201133
201258
2013216
20141414
2015914
20162216
20172121
20181417
20192124
20201223
20212334
20221625
20231829
20242217
20252127
20261210

By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.

Recent patents

Most cited

By later US patents