Patent holdings for IPC class G11B 27/10

Total number of patents in this class: 3686

10-year publication summary

151
215
336
329
423
352
278
236
202
22
2012 2013 2014 2015 2016 2017 2018 2019 2020 2021

Principal owners for this class

Owner
All patents
This class
Sony Corporation
43704
302
Koninklijke Philips Electronics N.V.
23064
180
Matsushita Electric Industrial Co., Ltd.
10911
123
Samsung Electronics Co., Ltd.
107772
117
Apple Inc.
38919
96
Pioneer Corporation
5087
92
LG Electronics Inc.
61477
89
Panasonic Corporation
24866
73
Google LLC
31745
69
International Business Machines Corporation
72126
64
Sonos, Inc.
1452
59
Mitsubishi Electric Corporation
36454
56
Thomson Licensing
4560
55
Rovi Guides, Inc.
2056
40
Panasonic Intellectual Property Corporation of America
4332
39
Microsoft Technology Licensing, LLC
48171
38
GoPro, Inc.
1334
35
AT&T Intellectual Property I, L.P.
10770
31
Thomson Licensing S.A.
973
31
Nokia Technologies Oy
11471
29
Other owners 2068