G02B 27/149
Using crossed beamsplitting surfaces
Official title: {using crossed beamsplitting surfaces, e.g. cross-dichroic cubes or X-cubes}
G02B27/149 (Using crossed beamsplitting surfaces) appears on 625 US grants and 637 published applications in this corpus.
Search patents in G02B- Granted patents
- 625
- Published applications
- 637
- Assignees
- 229
- Inventors
- 1,018
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 3 | 0 |
| 1991 | 4 | 0 |
| 1992 | 4 | 0 |
| 1993 | 7 | 0 |
| 1994 | 1 | 0 |
| 1995 | 5 | 0 |
| 1996 | 2 | 0 |
| 1997 | 6 | 0 |
| 1998 | 7 | 0 |
| 1999 | 13 | 0 |
| 2000 | 24 | 0 |
| 2001 | 24 | 5 |
| 2002 | 20 | 28 |
| 2003 | 22 | 30 |
| 2004 | 25 | 43 |
| 2005 | 19 | 37 |
| 2006 | 34 | 49 |
| 2007 | 24 | 38 |
| 2008 | 25 | 17 |
| 2009 | 17 | 33 |
| 2010 | 23 | 27 |
| 2011 | 17 | 16 |
| 2012 | 21 | 26 |
| 2013 | 15 | 10 |
| 2014 | 21 | 10 |
| 2015 | 10 | 10 |
| 2016 | 15 | 22 |
| 2017 | 12 | 29 |
| 2018 | 27 | 25 |
| 2019 | 26 | 38 |
| 2020 | 32 | 24 |
| 2021 | 29 | 44 |
| 2022 | 25 | 29 |
| 2023 | 27 | 12 |
| 2024 | 16 | 12 |
| 2025 | 13 | 15 |
| 2026 | 7 | 8 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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Most cited
By later US patents
- Uniform illumination system488US 7,072,096 B2Digital Optics International Corporation · 2006
- Uniform illumination system254US 7,400,439 B2Digital Optics International Corporation · 2008
- Reflective LCD projection system using wide-angle Cartesian polarizing beam splitter249US 6,486,997 B13M Innovative Properties Company · 2002
- Reflective projector245US 6,478,429 B1Fujitsu Limited · 2002
- Illuminating method and illuminating device196US 6,249,381 B1Sony Corporation · 2001