- All sections
- H - Electricity
- H01P - Waveguides; resonators, lines or other devices of the waveguide type
- H01P 3/02 - Waveguides; Transmission lines of the waveguide type with two longitudinal conductors
Patent holdings for IPC class H01P 3/02
Total number of patents in this class: 325
10-year publication summary
|
34
|
33
|
41
|
38
|
35
|
31
|
23
|
22
|
16
|
3
|
| 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 |
43 |
| Intel Corporation | 45621 |
22 |
| International Business Machines Corporation | 60644 |
14 |
| NEC Corporation | 32703 |
13 |
| Hitachi Metals, Ltd. | 2175 |
7 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 36809 |
6 |
| Matsushita Electric Industrial Co., Ltd. | 4724 |
5 |
| Raytheon Company | 8535 |
5 |
| Werlatone, Inc. | 40 |
5 |
| NXP USA, Inc. | 4155 |
5 |
| AT&T Intellectual Property I, L.P. | 9886 |
4 |
| Nippon Telegraph and Telephone Corporation | 14195 |
4 |
| ROHDE & Schwarz GmbH & Co. KG | 1831 |
4 |
| Lumentum Japan, Inc. | 240 |
4 |
| Samsung Electronics Co., Ltd. | 131630 |
3 |
| The Boeing Company | 19843 |
3 |
| Fujitsu Limited | 19265 |
3 |
| JPMorgan Chase Bank, National Association | 10964 |
3 |
| Cell Cross Corporation | 17 |
3 |
| Google LLC | 38759 |
3 |
| Other owners | 166 |