Filings by year

E04H 6/285: granted patents and published applications per publication year
YearGranted patentsPublished applications
199210
199300
199400
199510
199600
199710
199810
199910
200000
200110
200200
200300
200400
200501
200600
200701
200801
200900
201011
201102
201201
201301
201410
201510
201600
201701
201800
201911
202000
202110

By publication year. Applications have been published since 2001.