Patent holdings for IPC class G10L 15/04

Total number of patents in this class: 1247

10-year publication summary

73
82
89
78
95
90
129
142
177
22
2012 2013 2014 2015 2016 2017 2018 2019 2020 2021

Principal owners for this class

Owner
All patents
This class
Samsung Electronics Co., Ltd.
107772
142
Nuance Communications, Inc.
2464
124
Google LLC
31745
72
International Business Machines Corporation
72126
38
Microsoft Technology Licensing, LLC
48171
34
Amazon Technologies, Inc.
19545
33
Sony Corporation
43704
28
NEC Corporation
27438
26
LG Electronics Inc.
61477
19
Mitsubishi Electric Corporation
36454
18
Intel Corporation
46957
16
Baidu Online Network Technology (Beijing) Co., Ltd
1821
14
Tencent Technology (Shenzhen) Company Limited
8762
14
Cerence Inc.
431
14
Cerence Operating Company
448
13
Apple Inc.
38919
12
Sinclair Broadcast Group, Inc.
56
11
Nippon Telegraph and Telephone Corporation
5465
10
AT&T Intellectual Property I, L.P.
10770
9
Fujitsu Limited
23966
9
Other owners 591