- All sections
- G - Physics
- G01R - Measuring electric variablesmeasuring magnetic variables
- G01R 23/12 - Arrangements for measuring frequency, e.g. pulse repetition rateArrangements for measuring period of current or voltage by converting frequency into phase shift
Patent holdings for IPC class G01R 23/12
Total number of patents in this class: 87
10-year publication summary
|
4
|
6
|
4
|
1
|
5
|
8
|
2
|
4
|
7
|
6
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Electric Corporation | 48172 |
11 |
| Texas Instruments Incorporated | 19640 |
5 |
| Toshiba Mitsubishi-Electric Industrial Systems Corporation | 967 |
3 |
| LG Electronics Inc. | 75855 |
2 |
| Analog Devices, Inc. | 3320 |
2 |
| ABB Schweiz AG | 7665 |
2 |
| Microchip Technology Incorporated | 3346 |
2 |
| ROHDE & Schwarz GmbH & Co. KG | 1996 |
2 |
| St. Jude Medical Luxembourg Holdings II S.a.r.l. (?sjm Lux Ii?) | 21 |
2 |
| Tektronix, Inc. | 652 |
2 |
| LS ELECTRIC Co., Ltd | 862 |
2 |
| TMEIC Corporation | 921 |
2 |
| Siemens AG | 23996 |
1 |
| Toshiba Corporation | 12594 |
1 |
| Intel Corporation | 47178 |
1 |
| Seiko Epson Corporation | 20337 |
1 |
| Robert Bosch GmbH | 44254 |
1 |
| Murata Manufacturing Co., Ltd. | 25809 |
1 |
| Massachusetts Institute of Technology | 10282 |
1 |
| Lam Research Corporation | 5655 |
1 |
| Other owners | 42 |