G11B 27/30

On the same track as the main recording

Official title: on the same track as the main recording

G11B27/30 (On the same track as the main recording) appears on 5,955 US grants and 3,718 published applications in this corpus.

Search patents in G11B
Granted patents
5,955
Published applications
3,718
Assignees
770
Inventors
6,217
Latest grant
25 Aug 2026

Filings by year

G11B 27/30: granted patents and published applications per publication year
YearGranted patentsPublished applications
1976100
1977100
1978130
1979100
1980130
1981100
1982220
1983220
1984240
1985350
1986420
1987510
1988450
1989790
1990770
1991740
1992820
1993940
19941330
19951570
19961900
19971880
19982800
19992710
20002830
2001285166
2002274403
2003260260
2004208329
2005161319
2006303347
2007254338
2008220248
2009207212
2010207132
201114777
201218889
201316860
201410293
2015113110
201693122
2017112100
20188070
20199060
20207356
20216434
20223927
20233330
20242817
20252112
2026107

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

Subgroups

Granted patents