Filings by year

F02B 63/047: granted patents and published applications per publication year
YearGranted patentsPublished applications
199010
199100
199210
199300
199400
199500
199610
199700
199800
199920
200020
200131
200222
200304
200452
200555
200621
200713
2008111
200945
201053
201126
201243
201332
201467
201544
201657
201746
201844
2019713
202087
202166
2022811
202384
202443
202553
202637

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

Recent patents

Most cited

By later US patents