Patent holdings for IPC class G03G 9/087

Total number of patents in this class: 2371

10-year publication summary

255
189
221
230
178
163
134
172
128
14
2015 2016 2017 2018 2019 2020 2021 2022 2023 2024

Principal owners for this class

Owner
All patents
This class
Canon Inc.
36828
442
Ricoh Company, Ltd.
13396
323
FUJIFILM Business Innovation Corp.
7325
267
Xerox Corporation
7627
201
Kao Corporation
4846
128
Canon Kabushiki Kaisha
6864
128
Konica Minolta, Inc.
8334
111
Kyocera Document Solutions Inc.
5357
72
Zeon Corporation
3859
70
Mitsubishi Chemical Corporation
4296
50
Hewlett-Packard Development Company, L.P.
28922
46
SANYO Chemical Industries, Ltd.
477
44
Toshiba TEC Corporation
3892
42
Lexmark International, Inc.
1838
30
Mitsui Chemicals, Inc.
3134
26
Toshiba Corporation
11928
22
Eastman Kodak Company
3583
22
Konica Minolta Business Technologies, Inc.
1599
20
Hodogaya Chemical Co., Ltd.
419
20
Sharp Corporation
10184
17
Other owners 290