H02J 50/23
Characterised by the type of transmitting antennas
Official title: characterised by the type of transmitting antennas, e.g. directional array antennas or Yagi antennas
H02J50/23 (Characterised by the type of transmitting antennas) appears on 558 US grants and 700 published applications in this corpus.
Search patents in H02J- Granted patents
- 558
- Published applications
- 700
- Assignees
- 232
- Inventors
- 944
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 2 |
| 2004 | 2 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 4 |
| 2008 | 0 | 6 |
| 2009 | 0 | 6 |
| 2010 | 2 | 9 |
| 2011 | 4 | 7 |
| 2012 | 4 | 8 |
| 2013 | 10 | 9 |
| 2014 | 7 | 22 |
| 2015 | 6 | 41 |
| 2016 | 20 | 48 |
| 2017 | 35 | 58 |
| 2018 | 62 | 76 |
| 2019 | 72 | 71 |
| 2020 | 55 | 74 |
| 2021 | 62 | 41 |
| 2022 | 64 | 52 |
| 2023 | 51 | 61 |
| 2024 | 38 | 47 |
| 2025 | 35 | 28 |
| 2026 | 26 | 28 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Automotive car seat wireless charging system6 Oct 2026US 12,756,238 B2Yank Technologies, Inc.
- Automatic gain control for communications demodulation in wireless power transmitters22 Sep 2026US 12,744,414 B2NuCurrent, Inc.
- Doors and systems for control of internet of things (IoT) devices and methods thereof1 Sep 2026US 12,723,462 B2Masonite Corporation
- Antenna device, power feeding apparatus, and power feeding method1 Sep 2026US 12,725,934 B2MINEBEA MITSUMI Inc.
- Automatic gain control for communications demodulation in wireless power transmitters18 Aug 2026US 12,712,394 B2NuCurrent, Inc.
- Signal processing device and search method8 Oct 2026US 2026/0312432 A1Ablic Inc.
- Large Area Wireless Power Transfer System3 Sep 2026US 2026/0261151 A1NuCurrent, Inc.
- Wireless charging base and operation method thereof27 Aug 2026US 2026/0254274 A1ASUSTeK COMPUTER INC.
- Wireless power supply for electrical devices23 Jul 2026US 2026/0213578 A1Lutron Technology Company LLC
- Wireless power system and method of operation23 Jul 2026US 2026/0213580 A1Reach Power, Inc.
Most cited
By later US patents
- Method and apparatus for wireless powering and recharging696US 6,127,799 AGTE Internetworking Incorporated · 2000
- Wireless power transmission system399US 8,159,364 B2Omnilectric, Inc. · 2012
- Battery with electronic compartment392US 8,310,201 B1Cypress Semiconductor Corporation · 2012
- Wireless power transmission system335US 8,854,176 B2Ossia Inc. · 2014
- Wireless power transmission system and method331US 8,072,380 B2Raytheon Company · 2011