Filings by year

G02B 7/1827: granted patents and published applications per publication year
YearGranted patentsPublished applications
197620
197730
197830
197930
198050
198170
198210
198320
198430
198530
1986110
198770
1988120
198960
199090
199160
199290
199370
199450
199530
199630
199720
199840
199960
200020
200161
200247
200323
200429
200554
200698
200757
200839
2009412
2010126
2011612
201249
201385
201459
2015419
20162218
20171638
20182415
20192445
20202236
20214754
20223926
20234129
20242932
20252322
20261616

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

Subgroups

Granted patents

Recent patents

Most cited

By later US patents