Filings by year

H02G 1/1258: granted patents and published applications per publication year
YearGranted patentsPublished applications
197810
197900
198000
198100
198200
198300
198410
198510
198600
198700
198810
198900
199010
199110
199200
199300
199400
199500
199600
199700
199800
199900
200000
200100
200200
200300
200400
200500
200611
200701
200810
200900
201000
201101
201200
201300
201412
201511
201601
201701
201821
201910
202000
202102
202212
202321
202411
202501
202602

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

Recent patents

Most cited

By later US patents