G01S 15/8956
Using frequencies at or above 20 mhz
Official title: {using frequencies at or above 20 MHz}
G01S15/8956 (Using frequencies at or above 20 mhz) appears on 58 US grants and 64 published applications in this corpus.
Search patents in G01S- Granted patents
- 58
- Published applications
- 64
- Assignees
- 45
- Inventors
- 127
- Latest grant
- 23 Dec 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1985 | 3 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 2 | 1 |
| 2003 | 2 | 0 |
| 2004 | 1 | 2 |
| 2005 | 0 | 1 |
| 2006 | 1 | 3 |
| 2007 | 1 | 2 |
| 2008 | 0 | 3 |
| 2009 | 0 | 2 |
| 2010 | 3 | 3 |
| 2011 | 2 | 3 |
| 2012 | 1 | 3 |
| 2013 | 1 | 2 |
| 2014 | 5 | 9 |
| 2015 | 2 | 4 |
| 2016 | 2 | 1 |
| 2017 | 3 | 6 |
| 2018 | 4 | 3 |
| 2019 | 1 | 3 |
| 2020 | 5 | 3 |
| 2021 | 2 | 2 |
| 2022 | 2 | 4 |
| 2023 | 4 | 0 |
| 2024 | 1 | 1 |
| 2025 | 4 | 1 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Systems and methods for determining cell contractility23 Dec 2025US 12,502,159 B2The Governing Council of the University of Toronto
- Diffuse acoustic confocal imager20 May 2025US 12,303,234 B2
- Signal processing pathway for an ultrasonic imaging device1 Apr 2025US 12,263,041 B2Exact Imaging Inc.
- Intravascular photoacoustic imaging18 Feb 2025US 12,226,185 B2Erasmus University Medical Center Rotterdam
- System and method for ultrasound perfusion imaging12 Nov 2024US 12,138,107 B2Exact Imaging Inc.
- Systems and methods for the characterization, prediction, or treatment of progressive eye conditions6 Aug 2026US 2026/0224191 A1Cornell University
- High frequency ultrasound system14 May 2026US 2026/0133315 A1
- A high frequency, high resolution 2d phased array ultrasonic transducer26 Jun 2025US 2025/0205738 A1
- Intravascular photoacoustic imaging29 Feb 2024US 2024/0065551 A1Erasmus University Medical Center Rotterdam
- System and method for ultrasound perfusion imaging25 Aug 2022US 2022/0265241 A1Exact Imaging Inc.
Most cited
By later US patents
- Intravascular imaging apparatus and methods for use and manufacture1,555US 5,445,155 ASciMed Life Systems, Inc. · 1995
- Intravascular imaging apparatus and methods for use and manufacture1,265US 5,438,997 A1995
- Intravascular imaging apparatus and methods for use and manufacture905US 5,353,798 ASciMed Life Systems, Inc. · 1994
- Multilayer ultrasonic transducer array including very thin layer of transducer elements247US 5,938,612 ACreare Inc. · 1999
- Delivery of theraputic ultrasound by two dimensional ultrasound array237US 6,428,477 B1Koninklijke Philips Electronics N. V. · 2002