Filings by year

H02G 3/281: granted patents and published applications per publication year
YearGranted patentsPublished applications
198010
198100
198200
198300
198400
198500
198600
198710
198800
198900
199000
199110
199200
199300
199400
199500
199610
199700
199820
199910
200010
200100
200220
200301
200410
200501
200600
200701
200800
200901
201010
201100
201200
201300
201400
201521
201600
201701
201831
201900
202021
202101
202200
202311
202401
202510
202612

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

Recent patents

Most cited

By later US patents