- All sections
- H - Electricity
- H05K - Printed circuitscasings or constructional details of electric apparatusmanufacture of assemblages of electrical components
- H05K 3/46 - Manufacturing multi-layer circuits
Patent holdings for IPC class H05K 3/46
Total number of patents in this class: 6987
10-year publication summary
|
587
|
587
|
607
|
612
|
496
|
467
|
449
|
456
|
420
|
269
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Murata Manufacturing Co., Ltd. | 24542 |
972 |
| Ibiden Co., Ltd. | 1704 |
282 |
| Kyocera Corporation | 13831 |
171 |
| Samsung Electro-mechanics Co., Ltd. | 5618 |
157 |
| at & S Austria Technologie & Systemtechnik Aktiengesellschaft | 489 |
148 |
| LG Innotek Co., Ltd. | 7653 |
140 |
| Intel Corporation | 47005 |
137 |
| Shinko Electric Industries Co., Ltd. | 1208 |
130 |
| Avary Holding (Shenzhen) Co., Limited. | 304 |
120 |
| Unimicron Technology Corp. | 466 |
119 |
| NEC Corporation | 35687 |
85 |
| Mitsui Mining & Smelting Co., Ltd. | 1486 |
79 |
| Samsung Electronics Co., Ltd. | 146346 |
67 |
| HongQiSheng Precision Electronics (QinHuangDao) Co.,Ltd. | 145 |
63 |
| Hitachi Chemical Company, Ltd. | 2346 |
62 |
| Meiko Electronics Co., Ltd. | 138 |
58 |
| Resonac Corporation | 2815 |
58 |
| International Business Machines Corporation | 61257 |
57 |
| Panasonic Intellectual Property Management Co., Ltd. | 31475 |
56 |
| Panasonic Corporation | 20099 |
53 |
| Other owners | 3973 |