Filings by year

H02G 1/1275: granted patents and published applications per publication year
YearGranted patentsPublished applications
197620
197710
197810
197900
198000
198110
198200
198300
198400
198510
198620
198730
198810
198930
199030
199130
199210
199330
199440
199510
199610
199700
199820
199910
200000
200121
200231
200341
200405
200510
200620
200704
200812
200912
201012
201122
201223
201301
201432
201513
201612
201731
201825
201949
202013
202157
202269
202363
202435
202536
202645

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