Patent holdings for IPC class H04N 9/804

Total number of patents in this class: 1317

10-year publication summary

62
56
122
121
108
79
65
41
27
3
2012 2013 2014 2015 2016 2017 2018 2019 2020 2021

Principal owners for this class

Owner
All patents
This class
Sony Corporation
43743
158
Canon Inc.
39001
93
Matsushita Electric Industrial Co., Ltd.
10885
67
LG Electronics Inc.
61670
65
Koninklijke Philips Electronics N.V.
23028
60
Thomson Licensing S.A.
965
54
Samsung Electronics Co., Ltd.
108011
51
Mitsubishi Electric Corporation
36559
42
Panasonic Intellectual Property Corporation of America
4352
34
Panasonic Intellectual Property Management Co., Ltd.
21007
22
Pioneer Corporation
5089
21
Rovi Guides, Inc.
2071
20
TiVo Solutions Inc.
320
20
Nikon Corporation
8009
17
Panasonic Corporation
24870
16
Olympus Corporation
16576
16
Toshiba Corporation
13010
13
Casio Computer Co., Ltd.
3466
13
Maxell, Ltd.
1698
13
Scientific-Atlanta, Inc.
353
12
Other owners 510