Patent holdings for IPC class G02B 7/18

Total number of patents in this class: 939

10-year publication summary

59
67
84
81
93
117
82
65
58
17
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Carl Zeiss SMT GmbH
3190
145
TDK Taiwan Corp.
824
65
ASML Netherlands B.V.
7697
32
Samsung Electro-mechanics Co., Ltd.
5798
24
Corephotonics Ltd.
445
24
Raytheon Company
8479
15
LG Innotek Co., Ltd.
8122
13
AAC Optics Solutions Pte. Ltd.
652
12
Apple Inc.
57718
11
LG Electronics Inc.
74757
10
Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V.
5186
8
Nidec Corporation
2747
8
SMR Patents S.a.r.l.
304
8
Honor Device Co., Ltd.
6256
8
Samsung Electronics Co., Ltd.
152716
7
Seiko Epson Corporation
19928
7
Blue River Technology, Inc.
87
7
Gigaphoton Inc.
1296
7
Guangdong Oppo Mobile Telecommunications Corp., Ltd.
22356
7
Waymo LLC
3240
7
Other owners 514