Filings by year

F01C 2021/165: granted patents and published applications per publication year
YearGranted patentsPublished applications
201001
201111
201200
201310
201401
201500
201611
201700
201811
201901
202000
202121
202201
202321

By publication year.

Subgroups

Granted patents

Recent patents

Most cited

By later US patents