G01N 29/38
By time filtering
Official title: by time filtering, e.g. using time gates
G01N29/38 (By time filtering) appears on 243 US grants and 139 published applications in this corpus.
Search patents in G01N- Granted patents
- 243
- Published applications
- 139
- Assignees
- 189
- Inventors
- 568
- Latest grant
- 23 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 2 | 0 |
| 1978 | 5 | 0 |
| 1979 | 6 | 0 |
| 1980 | 3 | 0 |
| 1981 | 3 | 0 |
| 1982 | 3 | 0 |
| 1983 | 2 | 0 |
| 1984 | 6 | 0 |
| 1985 | 4 | 0 |
| 1986 | 6 | 0 |
| 1987 | 4 | 0 |
| 1988 | 1 | 0 |
| 1989 | 6 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 3 | 0 |
| 1993 | 2 | 0 |
| 1994 | 3 | 0 |
| 1995 | 8 | 0 |
| 1996 | 8 | 0 |
| 1997 | 9 | 0 |
| 1998 | 10 | 0 |
| 1999 | 4 | 0 |
| 2000 | 5 | 0 |
| 2001 | 6 | 1 |
| 2002 | 13 | 12 |
| 2003 | 11 | 7 |
| 2004 | 8 | 11 |
| 2005 | 7 | 7 |
| 2006 | 8 | 3 |
| 2007 | 3 | 6 |
| 2008 | 5 | 3 |
| 2009 | 2 | 2 |
| 2010 | 3 | 1 |
| 2011 | 2 | 2 |
| 2012 | 3 | 2 |
| 2013 | 0 | 5 |
| 2014 | 4 | 4 |
| 2015 | 3 | 3 |
| 2016 | 3 | 3 |
| 2017 | 3 | 9 |
| 2018 | 4 | 6 |
| 2019 | 9 | 5 |
| 2020 | 5 | 13 |
| 2021 | 5 | 7 |
| 2022 | 9 | 6 |
| 2023 | 5 | 6 |
| 2024 | 3 | 9 |
| 2025 | 6 | 2 |
| 2026 | 2 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Photoacoustic measuring apparatus23 Jun 2026US 12,663,402 B2Hme Square Inc.
- Fluid property measurement devices and methods24 Mar 2026US 12,584,930 B2Abram Scientific, Inc.
- Systems and methods for determining cell contractility23 Dec 2025US 12,502,159 B2The Governing Council of the University of Toronto
- Cement bonding evaluation with a sonic-logging-while-drilling tool4 Nov 2025US 12,460,532 B2Halliburton Energy Services.Inc.
- Non-destructive testing of a mechanical part made of a polycrystalline material1 Jul 2025US 12,345,682 B2Centre National De La Recherche Scientifique
- Photoacoustic measuring apparatus11 Jun 2026US 2026/0160735 A1Hme Square Inc.
- Photoacoustic measuring apparatus11 Jun 2026US 2026/0160736 A1Hme Square Inc.
- Photoacoustic measuring apparatus11 Jun 2026US 2026/0160737 A1Hme Square Inc.
- Cement bonding evaluation with a sonic-logging-while-drilling tool5 Feb 2026US 2026/0036040 A1Halliburton Energy Services.Inc.
- Process monitoring13 Mar 2025US 2025/0085258 A1Tribosonics Limited
Most cited
By later US patents
- Circuit for driving ultrasonic transducer409US 4,965,532 AOlympus Optical Co., Ltd. · 1990
- Method and apparatus for ultrasonic detection of air bubbles200US 5,394,732 ACobe Laboratories, Inc. · 1995
- Time multiplexed digital ultrasound beamformer174US 5,469,851 AHewlett-Packard Company · 1995
- Ultrasonic detection of flaws in tubular members114US 6,578,422 B2Varco I/P, Inc. · 2003
- Method and apparatus for elastographic measurement and imaging107US 5,178,147 ABoard of Regents, The University of Texas System · 1993