Filings by year

H04R 2201/023: granted patents and published applications per publication year
YearGranted patentsPublished applications
197710
197820
197900
198000
198100
198210
198310
198410
198510
198610
198700
198820
198910
199000
199100
199230
199320
199430
199530
199620
199760
199830
199940
200020
200124
200214
200327
2004710
200527
2006111
2007612
2008410
2009220
201058
2011725
20121616
20131018
20141728
20151937
20162448
20174151
20185058
20195346
20203837
20213748
20223245
20234034
20243027
20251929
20261622

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

Recent patents

Most cited

By later US patents