Filings by year

E04H 15/644: granted patents and published applications per publication year
YearGranted patentsPublished applications
197610
197730
197800
197910
198020
198110
198200
198300
198420
198500
198630
198730
198800
198970
199040
199110
199220
199330
199410
199510
199600
199700
199820
199910
200040
200101
200230
200321
200401
200501
200624
200707
200831
200902
201022
201130
201210
201302
201401
201535
201663
201748
201853
201974
202022
202143
202217
202310
202432
202542
202612

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