Filings by year

H02G 1/1253: granted patents and published applications per publication year
YearGranted patentsPublished applications
197620
197720
197870
197910
198020
198110
198220
198300
198410
198510
198620
198710
198860
198980
199010
199160
199240
199380
199480
199570
1996110
199750
199810
199940
200000
200141
200233
200333
200421
200534
200622
200713
200810
200901
201003
201105
201230
201314
201435
201538
2016512
201757
20181212
20191015
2020125
202187
2022818
202395
202445
2025611
202677

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