Filings by year

G08B 13/193: granted patents and published applications per publication year
YearGranted patentsPublished applications
197640
197740
197820
197900
198030
198170
198230
198320
198490
198560
198640
1987140
1988110
198960
199090
1991110
199280
199380
199460
199590
199660
199770
199850
199970
200050
2001110
200245
200361
200442
200525
200645
200766
200855
2009512
201047
201174
201245
201324
201469
201598
2016812
201786
20181613
20191123
2020118
2021129
202237
2023108
202486
202542
202663

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

Recent patents

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By later US patents