Patent holdings for IPC class G02B 6/138

Total number of patents in this class: 260

10-year publication summary

19
17
24
21
10
9
7
16
9
11
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Nitto Denko Corporation
8558
20
Taiwan Semiconductor Manufacturing Company, Ltd.
48560
12
Dow Silicones Corporation
2128
10
Shinko Electric Industries Co., Ltd.
1239
8
The Arizona Board of Regents on Behalf of the University of Arizona
2310
7
Seagate Technology LLC
3962
6
Panasonic Intellectual Property Management Co., Ltd.
34265
6
Dow Global Technologies LLC
10994
6
Nippon Telegraph and Telephone Corporation
15939
6
HRL Laboratories, LLC
1629
6
Magic Leap, Inc.
3406
5
Multiphoton Optics GmbH
16
5
Sumitomo Bakelite Co., Ltd.
1541
5
International Business Machines Corporation
62748
4
FUJIFILM Corporation
30594
4
Cisco Technology, Inc.
22555
4
Harris Corporation
1265
4
at & S Austria Technologie & Systemtechnik Aktiengesellschaft
550
4
META Platforms Technologies, LLC
6499
4
Orbray Co., Ltd.
47
4
Other owners 130