Filings by year

H02G 1/1297: granted patents and published applications per publication year
YearGranted patentsPublished applications
197620
197720
197810
197920
198000
198110
198210
198300
198400
198500
198600
198710
198820
198930
199050
199120
199200
199300
199410
199510
199600
199700
199800
199900
200000
200121
200200
200300
200400
200501
200602
200701
200811
200902
201000
201112
201232
201303
201402
201524
2016811
201751
2018411
201966
2020710
202157
202279
202376
202473
202547
202634

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

Recent patents

Most cited

By later US patents