- All sections
- H - Electricity
- H05K - Printed circuits; casings or constructional details of electric apparatus; manufacture 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: 6529
10-year publication summary
581
|
587
|
587
|
607
|
613
|
494
|
462
|
438
|
443
|
119
|
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 |
942 |
Ibiden Co., Ltd. | 1724 |
283 |
Intel Corporation | 45621 |
135 |
Samsung Electro-mechanics Co., Ltd. | 4798 |
135 |
at & S Austria Technologie & Systemtechnik Aktiengesellschaft | 427 |
131 |
Kyocera Corporation | 12735 |
128 |
Shinko Electric Industries Co., Ltd. | 1186 |
123 |
Unimicron Technology Corp. | 449 |
116 |
LG Innotek Co., Ltd. | 6758 |
113 |
Avary Holding (Shenzhen) Co., Limited. | 275 |
113 |
NEC Corporation | 32703 |
87 |
Mitsui Mining & Smelting Co., Ltd. | 1373 |
76 |
Hitachi Chemical Company, Ltd. | 2455 |
65 |
Meiko Electronics Co., Ltd. | 140 |
58 |
Samsung Electronics Co., Ltd. | 131630 |
57 |
HongQiSheng Precision Electronics (QinHuangDao) Co.,Ltd. | 124 |
56 |
International Business Machines Corporation | 60644 |
55 |
Panasonic Corporation | 20786 |
53 |
Mitsubishi Gas Chemical Company, Inc. | 3188 |
47 |
Panasonic Intellectual Property Management Co., Ltd. | 27812 |
46 |
Other owners | 3710 |