Filings by year

F02B 27/0221: granted patents and published applications per publication year
YearGranted patentsPublished applications
198210
198310
198410
198510
198640
198750
198870
198920
199050
1991100
199250
199310
199420
199500
199620
199760
199820
199930
200020
200151
200240
200310
200401
200502
200621
200720
200811
200900
201002
201100
201200
201300
201400
201510

By publication year. Applications have been published since 2001.