- All sections
- H - Electricity
- H01C - Resistors
- H01C 7/00 - Non-adjustable resistors formed as one or more layers or coatingsNon-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material
Patent holdings for IPC class H01C 7/00
Total number of patents in this class: 919
10-year publication summary
|
79
|
74
|
72
|
82
|
67
|
68
|
74
|
55
|
67
|
30
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| KOA Corporation | 428 |
94 |
| Murata Manufacturing Co., Ltd. | 25708 |
74 |
| Panasonic Intellectual Property Management Co., Ltd. | 33845 |
62 |
| Rohm Co., Ltd. | 6811 |
56 |
| TDK Electronics AG | 1008 |
33 |
| Samsung Electro-mechanics Co., Ltd. | 6070 |
31 |
| Mitsubishi Materials Corporation | 2468 |
26 |
| TDK Corporation | 6845 |
21 |
| Sumitomo Metal Mining Co., Ltd. | 1968 |
18 |
| Texas Instruments Incorporated | 19653 |
13 |
| International Business Machines Corporation | 62612 |
12 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 48214 |
11 |
| Microchip Technology Incorporated | 3299 |
10 |
| Denso Corporation | 25495 |
8 |
| Shoei Chemical Inc. | 332 |
8 |
| Guangzhou Fangbang Electronics Co., Ltd | 49 |
8 |
| Zhuhai Dachuang Electronics Co., Ltd. | 19 |
8 |
| Renesas Electronics Corporation | 5874 |
7 |
| Samsung Electronics Co., Ltd. | 157300 |
6 |
| Isabellenhütte Heusler GmbH & Co. KG. | 95 |
6 |
| Other owners | 407 |