G01N 3/00
Investigating strength properties of solid materials by application of mechanical stress
G01N3/00 (Investigating strength properties of solid materials by application of mechanical stress) appears on 6,170 US grants and 5,168 published applications in this corpus.
Search patents in G01N- Granted patents
- 6,170
- Published applications
- 5,168
- Assignees
- 3,237
- Inventors
- 15,506
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 77 | 0 |
| 1977 | 70 | 0 |
| 1978 | 69 | 0 |
| 1979 | 47 | 0 |
| 1980 | 42 | 0 |
| 1981 | 57 | 0 |
| 1982 | 45 | 0 |
| 1983 | 59 | 0 |
| 1984 | 64 | 0 |
| 1985 | 68 | 0 |
| 1986 | 50 | 0 |
| 1987 | 60 | 0 |
| 1988 | 44 | 0 |
| 1989 | 88 | 0 |
| 1990 | 79 | 0 |
| 1991 | 77 | 0 |
| 1992 | 66 | 0 |
| 1993 | 68 | 0 |
| 1994 | 99 | 0 |
| 1995 | 88 | 0 |
| 1996 | 91 | 0 |
| 1997 | 68 | 0 |
| 1998 | 79 | 0 |
| 1999 | 84 | 0 |
| 2000 | 72 | 0 |
| 2001 | 81 | 17 |
| 2002 | 86 | 88 |
| 2003 | 144 | 107 |
| 2004 | 96 | 119 |
| 2005 | 107 | 146 |
| 2006 | 119 | 125 |
| 2007 | 92 | 119 |
| 2008 | 93 | 112 |
| 2009 | 105 | 143 |
| 2010 | 103 | 154 |
| 2011 | 99 | 147 |
| 2012 | 128 | 147 |
| 2013 | 156 | 222 |
| 2014 | 136 | 238 |
| 2015 | 210 | 276 |
| 2016 | 224 | 266 |
| 2017 | 215 | 235 |
| 2018 | 249 | 281 |
| 2019 | 259 | 284 |
| 2020 | 254 | 299 |
| 2021 | 246 | 308 |
| 2022 | 251 | 314 |
| 2023 | 282 | 271 |
| 2024 | 272 | 283 |
| 2025 | 293 | 248 |
| 2026 | 159 | 219 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- G01N 3/08Investigating strength properties of solid materials by application of mechanical stress: by2,079
- G01N 3/02Details1,335
- G01N 3/40Investigating hardness or rebound hardness950
- G01N 3/32Investigating strength properties of solid materials by application of mechanical stress: by752
- G01N 3/56Investigating resistance to wear or abrasion688
- G01N 3/30Investigating strength properties of solid materials by application of mechanical stress: by596
- G01N 3/20Investigating strength properties of solid materials by application of mechanical stress: by498
- G01N 3/24Investigating strength properties of solid materials by application of mechanical stress: by344
All 14 subgroupsShow fewer
- G01N 3/60Investigating resistance of materials138
- G01N 3/58Investigating machinability by cutting tools132
- G01N 3/22Investigating strength properties of solid materials by application of mechanical stress: by129
- G01N 3/62Manufacturing, calibrating, or repairing devices used in investigations covered by the preceding87
- G01N 3/28Investigating ductility54
- G01N 3/26Investigating twisting or coiling properties41
Recent patents
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- Localized rework using powder bed fusion generated segments29 Sep 2026US 12,748,023 B2Rtx Corporation
- Manufacturing System and Method of Dry Electrode8 Oct 2026US 2026/0309597 A1SK On Co., Ltd.
- Systems and methods for determining compaction of a thin film based on impedance8 Oct 2026US 2026/0309598 A1University of Southern California
- Material testing machine8 Oct 2026US 2026/0309599 A1Shimadzu Corporation
- Device and method for testing trailing-edge delamination in composite gas turbine engine blades8 Oct 2026US 2026/0309600 A1Northwestern Polytechnical University
- Precipitation soil erosion and microbial respiration monitoring device8 Oct 2026US 2026/0309601 A1Zhengzhou University
Most cited
By later US patents
- Medical device durability test apparatus having an integrated particle counter and method of use270US 7,621,192 B2Dynatek Laboratories, Inc. · 2009
- Method for fabricating high-temperature tensile test specimens204US 5,078,843 AGeneral Dynamics Corporation Air Defense Systems Division · 1992
- Pavement distress survey system202US 4,899,296 A1990
- Method and system for assessing quality of spot welds176US 7,132,617 B2DaimlerChrysler AG · 2006
- Arthroscopic cartilage evaluator and method for using the same165US 5,503,162 ABoard of Regents, The University of Texas System · 1996