G01M 15/05
By combined monitoring of two or more different engine parameters
Official title: by combined monitoring of two or more different engine parameters
G01M15/05 (By combined monitoring of two or more different engine parameters) appears on 298 US grants and 271 published applications in this corpus.
Search patents in G01M- Granted patents
- 298
- Published applications
- 271
- Assignees
- 184
- Inventors
- 807
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 7 | 0 |
| 1979 | 4 | 0 |
| 1980 | 2 | 0 |
| 1981 | 4 | 0 |
| 1982 | 1 | 0 |
| 1983 | 5 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 3 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 3 | 0 |
| 1994 | 3 | 0 |
| 1995 | 4 | 0 |
| 1996 | 3 | 0 |
| 1997 | 2 | 0 |
| 1998 | 4 | 0 |
| 1999 | 2 | 0 |
| 2000 | 4 | 0 |
| 2001 | 5 | 1 |
| 2002 | 2 | 2 |
| 2003 | 6 | 3 |
| 2004 | 3 | 6 |
| 2005 | 5 | 3 |
| 2006 | 1 | 4 |
| 2007 | 2 | 3 |
| 2008 | 3 | 9 |
| 2009 | 2 | 7 |
| 2010 | 7 | 8 |
| 2011 | 7 | 2 |
| 2012 | 9 | 3 |
| 2013 | 9 | 13 |
| 2014 | 6 | 6 |
| 2015 | 7 | 19 |
| 2016 | 10 | 15 |
| 2017 | 15 | 26 |
| 2018 | 20 | 14 |
| 2019 | 14 | 15 |
| 2020 | 21 | 21 |
| 2021 | 18 | 19 |
| 2022 | 18 | 20 |
| 2023 | 13 | 12 |
| 2024 | 17 | 13 |
| 2025 | 8 | 13 |
| 2026 | 9 | 14 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Power determination apparatus and power determination method22 Sep 2026US 12,742,703 B2Isuzu Motors Limited
- Engine oil consumption detection using oil level and machine tilt25 Aug 2026US 12,716,813 B2Caterpillar Inc.
- Aftermarket wireless gateway adaptation for internal combustion engine control module connection4 Aug 2026US 12,701,034 B1Inpro/Seal LLC
- Combustion abnormality monitoring device for two-stroke engine16 Jun 2026US 12,655,809 B2Kawasaki Motors, Ltd.
- Cylinder head crack detection system5 May 2026US 12,618,748 B2Progress Rail Locomotive Inc.
- Engine diagnosis system and engine diagnosis method20 Aug 2026US 2026/0243628 A1Komatsu Ltd.
- Engine diagnosis system and engine diagnosis method20 Aug 2026US 2026/0243629 A1Komatsu Ltd.
- Knock detection method, knock detection device, gas engine13 Aug 2026US 2026/0235473 A1Caterpillar Energy Solutions GmbH
- Detection of anomalies in components30 Jul 2026US 2026/0219134 A1Honeywell International Inc.
- Detonation detection2 Jul 2026US 2026/0185902 A1Caterpillar Inc.
Most cited
By later US patents
- Modular wireless diagnostic test and information system394US 5,884,202 AHewlett-Packard Company · 1999
- Analysis and profiling of vehicle fleet data378US 6,505,106 B1International Business Machines Corporation · 2003
- Diagnosis system for motor vehicles and the method thereof292US 5,758,300 AFuji Jukogyo Kabushiki Kaisha · 1998
- Interactive dynamic realtime management system for powered vehicles197US 5,450,321 A1995
- Fault diagnostic system for vehicles using identification and program codes172US 5,491,631 AHonda Giken Kogyo Kabushiki Kaisha · 1996