Filings by year

H03H 17/0438: granted patents and published applications per publication year
YearGranted patentsPublished applications
197710
197800
197900
198000
198100
198200
198300
198400
198510
198600
198700
198820
198910
199020
199120
199200
199300
199410
199520
199600
199710
199820
199900
200010
200120
200210
200301
200402
200501
200630
200726
200821
200912
201000
201100
201210
201302
201410
201511
201611
201741
201800
201902
202061
202101
202211

By publication year. Applications have been published since 2001.

Subgroups

Granted patents

Recent patents

Most cited

By later US patents