G01N 3/50
By measuring rolling friction
Official title: by measuring rolling friction, e.g. by rocking pendulum (G01N3/54 takes precedence)
G01N3/50 (By measuring rolling friction) appears on 10 US grants and 11 published applications in this corpus.
Search patents in G01N- Granted patents
- 10
- Published applications
- 11
- Assignees
- 10
- Inventors
- 37
- Latest grant
- 29 Apr 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 1 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 0 |
| 2013 | 2 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 1 |
| 2016 | 0 | 0 |
| 2017 | 1 | 0 |
| 2018 | 0 | 1 |
| 2019 | 0 | 1 |
| 2020 | 1 | 0 |
| 2021 | 0 | 2 |
| 2022 | 0 | 0 |
| 2023 | 0 | 1 |
| 2024 | 1 | 1 |
| 2025 | 1 | 1 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Rock hardness measurement25 Sep 2025US 2025/0297932 A1
- Filamin a binding proteins and uses thereof7 Nov 2024US 2024/0368257 A1BPGbio, Inc.
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Most cited
By later US patents
- Method and apparatus for measuring the load bearing capacity of a platform6US 6,513,384 B1Laboratoire Central des Ponts e Chaussees · 2003
- Material strength indexing system3US 7,387,015 B2ConocoPhillips Company · 2008
- Pendulum-type film hardness measurement tester2US 4,318,297 AL'oreal · 1982
- Apparatus for testing rolling contact fatigue resistance of materials with possible interruptions2US 6,427,541 B12002
- Roller compactor integrated to a wheel track machine for laboratory tests on bituminous mixes2US 8,376,729 B2Mecpart S.R.L. · 2013