G01C 21/24
Navigation: specially adapted for cosmonautical navigation
Official title: specially adapted for cosmonautical navigation
G01C21/24 (Navigation: specially adapted for cosmonautical navigation) appears on 86 US grants and 90 published applications in this corpus.
Search patents in G01C- Granted patents
- 86
- Published applications
- 90
- Assignees
- 74
- Inventors
- 287
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 3 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 5 | 0 |
| 2002 | 2 | 2 |
| 2003 | 1 | 2 |
| 2004 | 2 | 0 |
| 2005 | 1 | 1 |
| 2006 | 1 | 0 |
| 2007 | 0 | 2 |
| 2008 | 0 | 2 |
| 2009 | 0 | 2 |
| 2010 | 1 | 2 |
| 2011 | 2 | 4 |
| 2012 | 1 | 4 |
| 2013 | 8 | 7 |
| 2014 | 4 | 2 |
| 2015 | 4 | 7 |
| 2016 | 3 | 3 |
| 2017 | 6 | 5 |
| 2018 | 3 | 3 |
| 2019 | 4 | 3 |
| 2020 | 3 | 3 |
| 2021 | 3 | 5 |
| 2022 | 5 | 8 |
| 2023 | 1 | 4 |
| 2024 | 7 | 8 |
| 2025 | 6 | 8 |
| 2026 | 4 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- StarNAV optical sensor system29 Sep 2026US 12,749,202 B2Rensselaer Polytechnic Institute
- Anisotropic aperture star camera systems and methods15 Sep 2026US 12,735,201 B2Planet Labs Pbc
- Underwater point source polarized light detection device and heading angle measurement method12 May 2026US 12,624,951 B1University of Shanghai for Science and Technology
- Detector, optoelectronic image recording system, and spacecraft for image recording14 Apr 2026US 12,601,592 B2Jena-Optronik GmbH
- Method of satellite precise orbit determination using parallactic refraction scale factor estimation30 Dec 2025US 12,509,250 B2Korea Astronomy and Space Science Institute
- System and method for identifying and distinguishing spacecraft appendages from the spacecraft body30 Jul 2026US 2026/0217390 A1Falcon Exodynamics, Inc.
- Aircraft Flight Control Using Subpixel Localization4 Jun 2026US 2026/0153335 A1The Boeing Company
- Resident space object catalog management for celestial navigation30 Apr 2026US 2026/0118127 A1
- Anisotropic Aperture Star Camera Systems and Methods18 Dec 2025US 2025/0382072 A1Planet Labs Pbc
- Navigation orbit calculation device, navigation orbit calculation method, and recording medium2 Oct 2025US 2025/0304289 A1Mitsubishi Electric Corporation
Most cited
By later US patents
- Interactive graphics computer system for planning star-sensor-based satellite attitude maneuvers166US 5,473,746 ALoral Federal Systems Company · 1995
- Methods for predicting destinations from partial trajectories employing open-and closed-world modeling methods77US 8,024,112 B2Microsoft Corporation · 2011
- Microelectromechanical system optical sensor providing bit image data of a viewed image30US 6,861,633 B2The Aerospace Corporation · 2005
- Attitude determination and alignment using electro-optical sensors and global navigation satellites25US 6,463,366 B22002
- Horizontal/vertical protection level adjustment scheme for RAIM with baro measurements21US 6,281,836 B1Trimble Navigation Limited · 2001