G09B 27/04
Star maps
G09B27/04 (Star maps) appears on 49 US grants and 41 published applications in this corpus.
Search patents in G09B- Granted patents
- 49
- Published applications
- 41
- Assignees
- 27
- Inventors
- 72
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 3 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 2 |
| 2003 | 1 | 1 |
| 2004 | 0 | 2 |
| 2005 | 1 | 2 |
| 2006 | 2 | 1 |
| 2007 | 0 | 5 |
| 2008 | 1 | 2 |
| 2009 | 1 | 2 |
| 2010 | 3 | 1 |
| 2011 | 1 | 0 |
| 2012 | 3 | 3 |
| 2013 | 2 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 2 |
| 2016 | 0 | 1 |
| 2017 | 1 | 2 |
| 2018 | 0 | 1 |
| 2019 | 3 | 5 |
| 2020 | 2 | 0 |
| 2021 | 1 | 2 |
| 2022 | 2 | 2 |
| 2023 | 3 | 4 |
| 2024 | 3 | 1 |
| 2025 | 2 | 0 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Optical planetarium and planetarium system having same25 Aug 2026US 12,718,708 B2Ohira Tech Ltd.
- Method for producing a digital image, associated computer program product and optical system22 Jul 2025US 12,366,743 B2Unistellar
- Home planetarium projection system with optical zoom lens27 May 2025US 12,313,964 B1Miller Engineering LLC
- Video display device27 Aug 2024US 12,073,739 B2Sega Fave Corporation
- Projection device for generating meteor lighting effect and projection lamp for generating meteor lighting effect4 Jun 2024US 12,000,564 B1
- Generation device of star projector light14 Mar 2024US 2024/0087477 A1
- Video display device28 Dec 2023US 2023/0419863 A1Sega Toys Co., Ltd.
- Projection device20 Jul 2023US 2023/0230508 A1
- Optical planetarium and planetarium system having same22 Jun 2023US 2023/0196946 A1Ohira Tech Ltd.
- Method for producing a digital image, associated computer program product and optical system15 Jun 2023US 2023/0185073 A1Unistellar
Most cited
By later US patents
- Star field projection apparatus38US 8,057,045 B2Bliss Holdings, LLC · 2011
- Portable Astronomic/meteoric observation system36US 5,574,465 AHudson Soft Co., Ltd. · 1996
- Star field projection apparatus30US 7,641,345 B2Bliss Holdings, LLC · 2010
- Method, system and programmed medium for massive geodetic block triangulation in satellite imaging24US 6,125,329 AEarth Satellite Corporation · 2000
- Celestial object location device23US 6,366,212 B12002