G01N 3/42
By performing impressions under a steady load by indentors
Official title: by performing impressions under a steady load by indentors, e.g. sphere, pyramid (G01N3/54 takes precedence)
G01N3/42 (By performing impressions under a steady load by indentors) appears on 563 US grants and 479 published applications in this corpus.
Search patents in G01N- Granted patents
- 563
- Published applications
- 479
- Assignees
- 390
- Inventors
- 1,345
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 10 | 0 |
| 1977 | 8 | 0 |
| 1978 | 7 | 0 |
| 1979 | 8 | 0 |
| 1980 | 7 | 0 |
| 1981 | 8 | 0 |
| 1982 | 7 | 0 |
| 1983 | 2 | 0 |
| 1984 | 10 | 0 |
| 1985 | 4 | 0 |
| 1986 | 4 | 0 |
| 1987 | 8 | 0 |
| 1988 | 5 | 0 |
| 1989 | 8 | 0 |
| 1990 | 8 | 0 |
| 1991 | 6 | 0 |
| 1992 | 7 | 0 |
| 1993 | 1 | 0 |
| 1994 | 11 | 0 |
| 1995 | 3 | 0 |
| 1996 | 12 | 0 |
| 1997 | 3 | 0 |
| 1998 | 6 | 0 |
| 1999 | 8 | 0 |
| 2000 | 7 | 0 |
| 2001 | 5 | 0 |
| 2002 | 7 | 2 |
| 2003 | 12 | 9 |
| 2004 | 5 | 8 |
| 2005 | 7 | 12 |
| 2006 | 8 | 15 |
| 2007 | 8 | 10 |
| 2008 | 6 | 10 |
| 2009 | 10 | 17 |
| 2010 | 8 | 21 |
| 2011 | 9 | 16 |
| 2012 | 22 | 16 |
| 2013 | 12 | 27 |
| 2014 | 16 | 26 |
| 2015 | 18 | 25 |
| 2016 | 21 | 32 |
| 2017 | 20 | 25 |
| 2018 | 29 | 26 |
| 2019 | 22 | 28 |
| 2020 | 22 | 24 |
| 2021 | 24 | 28 |
| 2022 | 25 | 29 |
| 2023 | 22 | 23 |
| 2024 | 18 | 19 |
| 2025 | 25 | 21 |
| 2026 | 14 | 10 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Method for evaluating rock compressive strength based on cuttings mineral composition, nano-indentation, and friction tests22 Sep 2026US 12,742,713 B2Southwest Petroleum University
- Complex soil rotational penetrometer device25 Aug 2026US 12,716,186 B2The Government of the United States of America, as represented by the Secretary of the Navy
- Durometer equipped with a rotating head mounted on a tilting system11 Aug 2026US 12,704,445 B2
- Device and method to calibrate or verify the displacement-measurement system of an instrumented indenter11 Aug 2026US 12,704,447 B2KLA Corporation
- Acoustic emission-based indentation deformation monitoring system for indentation plastometry21 Jul 2026US 12,687,471 B2The Florida International University Board of Trustees
- Method for evaluating rock compressive strength based on cuttings mineral composition, nano-indentation, and friction tests20 Aug 2026US 2026/0243642 A1Southwest Petroleum University
- Bioinks and methods of synthesizing, characterizing, and deploying bioinks23 Jul 2026US 2026/0207790 A1Voxcell Bioinnovation Inc.
- Information processing device and information processing method18 Jun 2026US 2026/0168905 A1Panasonic Intellectual Property Management Co., Ltd.
- Scrape testing device to characterize sample formulations18 Jun 2026US 2026/0168906 A1
- Measurement apparatus, measurement method, and storage medium storing program4 Jun 2026US 2026/0153493 A1FingerVision Inc.
Most cited
By later US patents
- Arthroscopic cartilage evaluator and method for using the same165US 5,503,162 ABoard of Regents, The University of Texas System · 1996
- Multi-dimensional capacitive transducer146US 5,869,751 AHysitron, Inc. · 1999
- Method for optimizing drill bit design parameters108US 6,349,595 B1Smith International, Inc. · 2002
- Arthroscopic indenter102US 5,433,215 ABoard of Regents, The University of Texas System · 1995
- Mobile turf instrument apparatus having driven, periodically insertable, ground penetrating probe assembly89US 7,628,059 B1The Toro Company · 2009