- All sections
- H - Electricity
- H01C - Resistors
- H01C 7/04 - Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material having negative temperature coefficient
Patent holdings for IPC class H01C 7/04
Total number of patents in this class: 438
10-year publication summary
|
41
|
31
|
37
|
25
|
28
|
46
|
43
|
32
|
25
|
24
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Murata Manufacturing Co., Ltd. | 22355 |
104 |
| Mitsubishi Materials Corporation | 2378 |
64 |
| TDK Electronics AG | 863 |
45 |
| Epcos AG | 778 |
19 |
| Watlow Electric Manufacturing Company | 569 |
17 |
| SEMITEC Corporation | 55 |
12 |
| Shibaura Electronics Co., Ltd. | 97 |
12 |
| TDK Corporation | 6306 |
10 |
| Sumitomo Chemical Company, Limited | 8808 |
8 |
| Flosfia Inc. | 210 |
5 |
| Nederlandse Organisatie voor Toegepast-natuurwetenschappelijk Onderzoek TNO | 2362 |
5 |
| EXSENSE Electronics Technology Co., Ltd. | 8 |
4 |
| Littelfuse, Inc. | 758 |
4 |
| LMS Consulting Group, LLC | 9 |
4 |
| GLOBALFOUNDRIES U.S. Inc. | 6459 |
3 |
| Smart Electronics Inc. | 34 |
3 |
| Taiyo Yuden Co., Ltd. | 1809 |
3 |
| SEG Automotive Germany GmbH | 194 |
3 |
| STMicroelectronics France | 826 |
3 |
| NEC Corporation | 32703 |
2 |
| Other owners | 108 |