Filings by year

G01G 19/303: granted patents and published applications per publication year
YearGranted patentsPublished applications
197810
197900
198010
198100
198200
198310
198400
198510
198600
198700
198800
198900
199010
199100
199220
199300
199400
199500
199610
199710
199800
199910
200000
200100
200210
200311
200423
200500
200603
200701
200800
200901
201012
201100
201220
201300
201400
201500
201604
201701
201800
201931

By publication year. Applications have been published since 2001.

Recent patents

Most cited

By later US patents