Filings by year

G02B 6/3891: granted patents and published applications per publication year
YearGranted patentsPublished applications
197610
197700
197800
197910
198010
198130
198220
198310
198400
198500
198610
198720
198830
198920
199010
199180
199250
199350
199490
199520
199620
199730
199870
199940
200040
200141
200263
200344
200421
200523
200623
200788
200835
200935
201046
201136
201266
201355
201447
2015610
20161311
20171214
2018814
20191615
20201719
20211320
20221512
2023128
2024810
202579
2026512

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

Recent patents

Most cited

By later US patents