Patent holdings for IPC class G01R 1/44

Total number of patents in this class: 140

10-year publication summary

11
15
9
8
9
14
5
14
7
6
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Technoprobe S.p.A.
165
7
Tokyo Electron Limited
13796
6
Advantest Corporation
1692
5
Taiwan Semiconductor Manufacturing Company, Ltd.
48248
4
Lapis Semiconductor Co., Ltd.
824
4
Allegro Microsystems, LLC
1413
4
FormFactor, Inc.
283
4
National Instruments Corporation
735
3
Chroma ATE Inc.
192
3
Micatu Inc.
58
3
MPI Corporation
152
3
Samsung Electronics Co., Ltd.
157557
2
Honeywell International Inc.
12778
2
Ericsson
22660
2
Intel Corporation
47102
2
Robert Bosch GmbH
44128
2
Mitsubishi Electric Corporation
47971
2
Global Unichip Corporation
248
2
Hermes-Epitek Corp.
27
2
Isabellenhuette Heusler GmbH & Co. KG
25
2
Other owners 76