Patent holdings for IPC class H04J 99/00

Total number of patents in this class: 1431

10-year publication summary

66
114
112
62
43
50
22
23
33
23
2015 2016 2017 2018 2019 2020 2021 2022 2023 2024

Principal owners for this class

Owner
All patents
This class
Sharp Kabushiki Kaisha
18901
248
NTT DoCoMo, Inc.
12050
211
Panasonic Corporation
20509
134
NEC Corporation
33951
86
Sony Corporation
31735
85
Kyocera Corporation
13221
74
Matsushita Electric Industrial Co., Ltd.
3333
71
Nippon Telegraph and Telephone Corporation
15641
63
Fujitsu Limited
18923
50
Mitsubishi Electric Corporation
44171
37
Panasonic Intellectual Property Corporation of America
7294
30
Hitachi, Ltd.
16371
14
Hitachi Kokusai Electric Inc.
1047
14
Samsung Electronics Co., Ltd.
137084
13
Electronics and Telecommunications Research Institute
9061
13
Infinera Corporation
626
10
LG Electronics Inc.
70430
9
Sanyo Electric Co., Ltd.
3821
9
Nippon Hoso Kyokai
205
9
Kabushiki Kaisha Toshiba, doing business as Toshiba Corporation
6244
9
Other owners 242