Filings by year

F05D 2250/221: granted patents and published applications per publication year
YearGranted patentsPublished applications
200901
201000
201100
201201
201310
201400
201503
201601
201701
201800
201912
202013
202122
202223
202324
202422
202500
202610

By publication year. 2026 runs to 8 Oct.

Recent patents

Most cited

By later US patents