Patent holdings for IPC class G01R 1/04

Total number of patents in this class: 2511

10-year publication summary

207
188
203
199
222
208
235
231
209
126
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Advantest Corporation
1691
75
Taiwan Semiconductor Manufacturing Company, Ltd.
48214
58
ISC Co., Ltd.
134
55
Leeno Industrial Inc.
103
54
Samsung Electronics Co., Ltd.
157300
52
Tokyo Electron Limited
13770
39
Intel Corporation
47063
30
TSE Co., Ltd
60
29
Texas Instruments Incorporated
19653
26
Chroma ATE Inc.
191
26
Johnstech International Corporation
147
26
Aehr Test Systems
74
25
Enplas Corporation
885
25
Teradyne, Inc.
512
25
Hicon Co., Ltd.
48
23
Xcerra Corporation
91
22
Contemporary Amperex Technology Co., Limited
9818
19
Tektronix, Inc.
660
19
Yokowo Co., Ltd.
574
19
Mitsubishi Electric Corporation
47943
17
Other owners 1847