Patent holdings for IPC class G01N 23/2055

Total number of patents in this class: 223

10-year publication summary

10
10
29
22
22
28
35
19
20
10
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Rigaku Corporation
483
25
The Regents of the University of California
20590
7
KLA Corporation
1812
5
FEI Company
1052
4
Oxford Instruments NanoTechnology Tools Limited
141
4
Bruker Technologies Ltd.
73
4
LG Energy Solution, Ltd.
18004
4
ASML Netherlands B.V.
7785
3
California Institute of Technology
4023
3
Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)
2833
3
Kobe Steel, Ltd.
897
3
Sigray, Inc.
87
3
Malvern PANalytical B.V.
133
3
Bruker AXS, LLC
22
3
Kioxia Corporation
10727
3
Nova Ltd.
191
3
Resonac Corporation
3277
3
Samsung Electronics Co., Ltd.
155224
2
Semiconductor Energy Laboratory Co., Ltd.
11705
2
Sumitomo Chemical Company, Limited
9015
2
Other owners 134