Patent holdings for IPC class G11B 27/031

Total number of patents in this class: 1845

10-year publication summary

23
38
66
180
215
306
311
275
252
125
2011 2012 2013 2014 2015 2016 2017 2018 2019 2020

Principal owners for this class

Owner
All patents
This class
Sony Corporation
43781
95
GoPro, Inc.
1263
61
Apple Inc.
37123
59
Google LLC
30575
56
Samsung Electronics Co., Ltd.
105375
38
Microsoft Technology Licensing, LLC
47537
38
International Business Machines Corporation
73710
33
Adobe Inc.
5423
32
Nokia Technologies Oy
11160
30
Facebook, Inc.
8465
20
Avid Technology, Inc.
263
20
Thomson Licensing
4819
19
AT&T Intellectual Property I, L.P.
10588
18
Amazon Technologies, Inc.
18542
18
Touchcast LLC
33
18
Koninklijke Philips Electronics N.V.
25833
17
Snap Inc.
1069
17
Canon Inc.
39606
16
Blast Motion Inc.
113
16
LG Electronics Inc.
59921
15
Other owners 1209