Filings by year

F05D 2300/222: granted patents and published applications per publication year
YearGranted patentsPublished applications
198910
199000
199100
199200
199300
199400
199500
199600
199700
199800
199900
200000
200120
200201
200346
200442
200513
200618
200703
200841
200936
201033
201128
201234
201331
201423
201521
2016113
201718
20181013
2019717
20201210
202148
202272
20231113
2024710
202575
202663

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

Recent patents

Most cited

By later US patents