- All sections
- G - Physics
- G01R - Measuring electric variables; measuring magnetic variables
- G01R 1/04 - Housings; Supporting members; Arrangements of terminals
Patent holdings for IPC class G01R 1/04
Total number of patents in this class: 1987
10-year publication summary
213
|
184
|
207
|
188
|
203
|
199
|
221
|
195
|
205
|
70
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Advantest Corporation | 1939 |
64 |
Taiwan Semiconductor Manufacturing Company, Ltd. | 36809 |
47 |
ISC Co., Ltd. | 123 |
43 |
Samsung Electronics Co., Ltd. | 131630 |
41 |
Leeno Industrial Inc. | 65 |
41 |
Tokyo Electron Limited | 11599 |
36 |
Johnstech International Corporation | 140 |
28 |
Intel Corporation | 45621 |
27 |
Enplas Corporation | 900 |
25 |
Teradyne, Inc. | 579 |
25 |
Texas Instruments Incorporated | 19376 |
21 |
Xcerra Corporation | 111 |
20 |
Chroma ATE Inc. | 134 |
18 |
TSE Co., Ltd | 42 |
18 |
Aehr Test Systems | 68 |
17 |
Tektronix, Inc. | 636 |
16 |
International Business Machines Corporation | 60644 |
15 |
Boe Technology Group Co., Ltd. | 35384 |
15 |
Essai, Inc. | 28 |
15 |
Hicon Co., Ltd. | 34 |
14 |
Other owners | 1441 |