G01C 1/08
Sextants
G01C1/08 (Sextants) appears on 30 US grants and 7 published applications in this corpus.
Search patents in G01C- Granted patents
- 30
- Published applications
- 7
- Assignees
- 15
- Inventors
- 33
- Latest grant
- 14 Apr 2020
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 2 | 0 |
| 1984 | 2 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 4 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 1 | 1 |
| 2015 | 0 | 0 |
| 2016 | 2 | 1 |
| 2017 | 1 | 1 |
| 2018 | 1 | 1 |
| 2019 | 1 | 1 |
| 2020 | 1 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 1 |
| 2024 | 0 | 0 |
| 2025 | 0 | 1 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- System and method for a digital image sextant14 Apr 2020US 10,621,741 B2
- Navigation apparatus18 Jun 2019US 10,323,939 B1The United States of America as represented by the Secretary of the Air Force
- Synthetic digital sextant for navigation6 Mar 2018US 9,909,866 B2Raytheon Company
- Low vibration cryocooled system for low temperature microscopy and spectroscopy applications21 Nov 2017US 9,821,421 B2Montana Instruments Corporation
- Position measurement correction using loop-closure and movement data23 Aug 2016US 9,423,250 B1The Boeing Company
- Kit, system and method for determining the position of an individual on the surface of the sea18 Sep 2025US 2025/0290752 A1
- Measurement device of zenith angle5 Oct 2023US 2023/0314545 A1Beijing Normal University
- System and method for a digital image sextant7 Feb 2019US 2019/0043211 A1
- Systems and methods of navigation using a sextant and an electronic artificial horizon22 Mar 2018US 2018/0080772 A1
- Synthetic Digital Sextant for Navigation11 May 2017US 2017/0131096 A1Raytheon Company
Most cited
By later US patents
- Low vibration cryocooled system for low temperature microscopy and spectroscopy applications108US 8,746,008 B1Montana Instruments Corporation · 2014
- Coatings for optical systems17US 4,343,857 AGoodyear Aerospace Corporation · 1982
- Automatic sextant16US 4,763,418 AKuau Technology, Ltd. · 1988
- Automated repeating sextant (ARS)16US 5,161,242 A1992
- Automatic sextant14US 4,707,926 AKuau Technology, Ltd. · 1987