Filings by year

H02G 1/1217: granted patents and published applications per publication year
YearGranted patentsPublished applications
197610
197700
197810
197900
198010
198100
198220
198300
198420
198520
198600
198700
198800
198900
199020
199120
199210
199300
199410
199500
199610
199700
199800
199900
200020
200100
200210
200310
200401
200512
200621
200700
200802
200904
201002
201121
201222
201305
201403
201551
201642
201723
201822
201944
202002
202131
202215
202312
202443
202535
202612

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

Recent patents

Most cited

By later US patents