Filings by year

E04H 1/1261: granted patents and published applications per publication year
YearGranted patentsPublished applications
197810
197920
198000
198120
198200
198300
198410
198500
198610
198710
198820
198910
199000
199100
199200
199300
199400
199500
199600
199700
199800
199900
200000
200100
200200
200300
200410
200510
200600
200700
200801
200900
201000
201101
201201
201300
201401
201501
201621
201711
201800
201901
202000
202101
202200
202310

By publication year. Applications have been published since 2001.