Filings by year

G21C 1/20: granted patents and published applications per publication year
YearGranted patentsPublished applications
197610
197700
197810
197900
198010
198120
198200
198310
198400
198500
198600
198700
198800
198900
199010
199100
199200
199300
199400
199500
199600
199700
199800
199910
200000
200100
200200
200300
200400
200500
200600
200700
200800
200900
201000
201101
201200
201303
201401
201505
201632
201721
201805
201920
202023
202143
202231
202320
202410

By publication year. Applications have been published since 2001.

Recent patents

Most cited

By later US patents