- All sections
- H - Electricity
- H01C - Resistors
- H01C 7/00 - 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
Patent holdings for IPC class H01C 7/00
Total number of patents in this class: 799
10-year publication summary
|
71
|
89
|
79
|
74
|
72
|
82
|
65
|
64
|
70
|
19
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| KOA Corporation | 381 |
90 |
| Murata Manufacturing Co., Ltd. | 22355 |
75 |
| Rohm Co., Ltd. | 5843 |
54 |
| Panasonic Intellectual Property Management Co., Ltd. | 27812 |
41 |
| Samsung Electro-mechanics Co., Ltd. | 4798 |
31 |
| Mitsubishi Materials Corporation | 2378 |
25 |
| TDK Electronics AG | 863 |
25 |
| TDK Corporation | 6306 |
18 |
| Sumitomo Metal Mining Co., Ltd. | 1670 |
18 |
| International Business Machines Corporation | 60644 |
11 |
| Texas Instruments Incorporated | 19376 |
11 |
| Denso Corporation | 23338 |
8 |
| Microchip Technology Incorporated | 2644 |
8 |
| Shoei Chemical Inc. | 320 |
8 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 36809 |
7 |
| Samsung Electronics Co., Ltd. | 131630 |
6 |
| Polytronics Technology Corp. | 74 |
6 |
| Vishay Electronic GmbH | 29 |
6 |
| ABB AG | 331 |
5 |
| Hokuriku Electric Industry Co., Ltd. | 78 |
5 |
| Other owners | 341 |