G01C 15/14
Artificial horizons
G01C15/14 (Artificial horizons) appears on 15 US grants and 8 published applications in this corpus.
Search patents in G01C- Granted patents
- 15
- Published applications
- 8
- Assignees
- 11
- Inventors
- 34
- Latest grant
- 18 Feb 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 1 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 1 |
| 2016 | 1 | 0 |
| 2017 | 1 | 1 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 2 |
| 2021 | 0 | 0 |
| 2022 | 2 | 0 |
| 2023 | 0 | 1 |
| 2024 | 0 | 0 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Survey system18 Feb 2025US 12,228,401 B2Topcon Corporation
- Surveying instrument12 Jul 2022US 11,385,052 B2Topcon Corporation
- Helicopter head-mounted see-through displays4 Jan 2022US 11,215,838 B2Elbit Systems Ltd.
- Aircraft attitude indicator device9 May 2017US 9,643,732 B2Airbus Operations GmbH
- Method and system for estimating information related to a vehicle pitch and/or roll angle15 Mar 2016US 9,285,460 B2SAAB Vricon Systems AB
- Survey system30 Mar 2023US 2023/0096054 A1Topcon Corporation
- Surveying Instrument15 Oct 2020US 2020/0326186 A1Topcon Corporation
- Helicopter head-mounted see-through displays13 Feb 2020US 2020/0050003 A1Elbit Systems Ltd.
- Aircraft attitude indicator device2 Mar 2017US 2017/0057656 A1Airbus Operations GmbH
- Method and system for estimating information related to a vehicle pitch and/or roll angle12 Nov 2015US 2015/0323648 A1SAAB Vricon Systems AB
Most cited
By later US patents
- Artificial horizon altitude warning system40US 5,486,821 AThe United States of America as represented by the Secretary of the Navy · 1996
- Artificial horizon device22US 4,397,555 AHer Majesty the Queen in right of Canada, as represented by the Minister of National Defence · 1983
- Attitude indicator for divers19US 4,283,798 AHer Majesty the Queen in right of Canada, as represented by the Minister of National Defence · 1981
- All weather visual system for helicopters17US 5,614,907 ADaimler-Benz Aerospace AG · 1997
- Peripheral vision artificial horizon device and associated methods14US 4,616,226 AThe Garrett Corporation · 1986