G01N 3/48
By performing impressions under impulsive load by indentors
Official title: by performing impressions under impulsive load by indentors, e.g. falling ball (G01N3/54 takes precedence)
G01N3/48 (By performing impressions under impulsive load by indentors) appears on 120 US grants and 77 published applications in this corpus.
Search patents in G01N- Granted patents
- 120
- Published applications
- 77
- Assignees
- 96
- Inventors
- 268
- Latest grant
- 21 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 3 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 3 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 3 | 0 |
| 1995 | 5 | 0 |
| 1996 | 1 | 0 |
| 1997 | 3 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 4 | 0 |
| 2001 | 2 | 0 |
| 2002 | 4 | 2 |
| 2003 | 2 | 3 |
| 2004 | 6 | 7 |
| 2005 | 3 | 5 |
| 2006 | 5 | 8 |
| 2007 | 6 | 3 |
| 2008 | 3 | 5 |
| 2009 | 2 | 3 |
| 2010 | 3 | 6 |
| 2011 | 3 | 0 |
| 2012 | 1 | 2 |
| 2013 | 3 | 2 |
| 2014 | 3 | 2 |
| 2015 | 0 | 4 |
| 2016 | 1 | 4 |
| 2017 | 6 | 1 |
| 2018 | 2 | 1 |
| 2019 | 1 | 3 |
| 2020 | 4 | 3 |
| 2021 | 1 | 4 |
| 2022 | 4 | 1 |
| 2023 | 3 | 3 |
| 2024 | 3 | 1 |
| 2025 | 1 | 2 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Hardness testing system21 Jul 2026US 12,687,474 B2Saudi Arabian Oil Company
- Technique for testing the ball dent properties of a sample22 Apr 2025US 12,282,005 B2Tiocona LLC
- Dual indentation test method12 Nov 2024US 12,140,574 B2Sogang University Research & Business Development Foundation
- Mattress evaluation system and method20 Feb 2024US 11,906,486 B2Chapelglade Limited
- Method of determining an index of quality of a weld in a formed object through mechanical contact testing2 Jan 2024US 11,860,082 B1Massachusetts Materials Technologies LLC
- Method and apparatus for determining the condition of a track bed by means of a tamping assembly1 Oct 2026US 2026/0297857 A1Plasser & Theurer Export Von Bahnbaumaschinen Gesellschaft M. B. H.
- Applicability regulation method for cement-based materials15 Jan 2026US 2026/0016385 A1Shandong University
- System and Method of Testing and Rating Vibration Propagation and Coefficient of Restitution to Provide a Comparative Compressive Rebound Strength for Baseball Bats10 Jul 2025US 2025/0224318 A1
- Device for simulating the behaviour of a mammalian limb on the ground1 May 2025US 2025/0137897 A1
- Hardness testing system20 Jun 2024US 2024/0201059 A1Saudi Arabian Oil Company
Most cited
By later US patents
- Systems and methods to determine elastic properties of materials86US 7,107,159 B22006
- Helmet59US 5,943,706 ATs Tech Co., Ltd. · 1999
- Rheological penetrometer55US 4,492,111 A1985
- Scanning apparatus and method for non-destructive materials evaluation and mapping through use of acoustic waves52US 5,404,755 AOlson Engineering, Inc. · 1995
- Systems and methods to determine elastic properties of materials52US 7,966,134 B22011