G01S 13/75
Using transponders powered from received waves
Official title: using transponders powered from received waves, e.g. using passive transponders {, or using passive reflectors}
G01S13/75 (Using transponders powered from received waves) appears on 1,013 US grants and 896 published applications in this corpus.
Search patents in G01S- Granted patents
- 1,013
- Published applications
- 896
- Assignees
- 589
- Inventors
- 2,101
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 9 | 0 |
| 1978 | 11 | 0 |
| 1979 | 2 | 0 |
| 1980 | 6 | 0 |
| 1981 | 1 | 0 |
| 1982 | 4 | 0 |
| 1983 | 2 | 0 |
| 1984 | 2 | 0 |
| 1985 | 3 | 0 |
| 1986 | 7 | 0 |
| 1987 | 10 | 0 |
| 1988 | 11 | 0 |
| 1989 | 8 | 0 |
| 1990 | 6 | 0 |
| 1991 | 4 | 0 |
| 1992 | 6 | 0 |
| 1993 | 10 | 0 |
| 1994 | 21 | 0 |
| 1995 | 25 | 0 |
| 1996 | 31 | 0 |
| 1997 | 28 | 0 |
| 1998 | 31 | 0 |
| 1999 | 20 | 0 |
| 2000 | 31 | 0 |
| 2001 | 20 | 7 |
| 2002 | 22 | 14 |
| 2003 | 21 | 13 |
| 2004 | 11 | 19 |
| 2005 | 15 | 35 |
| 2006 | 14 | 44 |
| 2007 | 23 | 24 |
| 2008 | 17 | 30 |
| 2009 | 25 | 23 |
| 2010 | 24 | 32 |
| 2011 | 14 | 25 |
| 2012 | 27 | 29 |
| 2013 | 18 | 29 |
| 2014 | 24 | 37 |
| 2015 | 34 | 42 |
| 2016 | 40 | 31 |
| 2017 | 36 | 25 |
| 2018 | 31 | 47 |
| 2019 | 28 | 44 |
| 2020 | 46 | 58 |
| 2021 | 41 | 48 |
| 2022 | 44 | 42 |
| 2023 | 23 | 46 |
| 2024 | 51 | 65 |
| 2025 | 42 | 58 |
| 2026 | 28 | 29 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- System and method for wireless-enabled object location, tracking, and direction provision6 Oct 2026US 12,753,905 B2Fedex Dataworks, Inc.
- Mapping of scatterer locations in a radio environment22 Sep 2026US 12,742,877 B2Telefonaktiebolaget LM Ericsson (publ)
- Device and method for detecting longitudinal tear in conveyor belt15 Sep 2026US 12,735,270 B2The Yokohama Rubber Co., Ltd.
- Method for protecting an object from a radar-guided missile15 Sep 2026US 12,736,311 B2Rheinmetall Waffe Munition GmbH
- Intelligent, adaptive, electronic countermeasure generation system1 Sep 2026US 12,724,141 B1The United States of America as represented by the Secretary of the Navy
- Rfid tag readers with angled antenna groups24 Sep 2026US 2026/0291049 A1Automaton, Inc.
- A pedestrian monitoring system for a warehouse27 Aug 2026US 2026/0251784 A1Three Smith Group Limited
- Activation conditions for sensing procedures20 Aug 2026US 2026/0243883 A1QUALCOMM Incorporated
- System and method for angular deception of detection system13 Aug 2026US 2026/0235723 A1Ramot at Tel-Aviv University Ltd.
- Method and system for identifying aerial vehicle13 Aug 2026US 2026/0235725 A1Ramot at Tel-Aviv University Ltd.
Most cited
By later US patents
- Transponder arrangement613US 5,053,774 ATexas Instruments Deutschland GmbH · 1991
- Communication system for communicating with tags518US 5,686,902 ATexas Instruments Incorporated · 1997
- Encryption for modulated backscatter systems439US 6,130,623 ALucent Technologies Inc. · 2000
- Transponders, Interrogators, systems and methods for elimination of interrogator synchronization requirement419US 5,541,604 ATexas Instruments Deutschland GmbH · 1996
- Single chip transponder device415US 4,857,893 ABI Incorporated · 1989