Patent holdings for IPC class A61B 3/135

Total number of patents in this class: 292

10-year publication summary

19
16
27
29
45
45
31
29
24
12
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Topcon Corporation
1185
65
Haag-Streit AG
89
18
IRIDEX Corporation
118
11
Kabushiki Kaisha Topcon
554
11
Lightx Innovations Inc.
16
10
Carl Zeiss Meditec AG
1683
9
Chongqing Kanghua Ruiming Science Technology Co., Ltd
9
9
Sony Group Corporation
15642
9
Alcon, Inc.
5861
8
Intelligent Diagnostics, LLC
11
7
Kowa Company, Ltd.
1235
5
Shanghai Mediworks Precision Instruments Co., Ltd.
18
4
Takagi Seiko Co., Ltd.
10
4
Topcon Medical Laser Systems, Inc.
9
4
Eyoto Group Limited
20
4
The Regents of the University of California
20745
3
Magic Leap, Inc.
3394
3
University of Miami
854
3
Oui Inc.
6
3
Lumenis Be Ltd.
211
3
Other owners 99