G02B 27/144
Using partially transparent surfaces without spectral selectivity
Official title: {using partially transparent surfaces without spectral selectivity (G02B27/147 takes precedence)}
G02B27/144 (Using partially transparent surfaces without spectral selectivity) appears on 1,074 US grants and 945 published applications in this corpus.
Search patents in G02B- Granted patents
- 1,074
- Published applications
- 945
- Assignees
- 539
- Inventors
- 1,811
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 6 | 0 |
| 1978 | 8 | 0 |
| 1979 | 6 | 0 |
| 1980 | 2 | 0 |
| 1981 | 7 | 0 |
| 1982 | 6 | 0 |
| 1983 | 8 | 0 |
| 1984 | 1 | 0 |
| 1985 | 8 | 0 |
| 1986 | 4 | 0 |
| 1987 | 18 | 0 |
| 1988 | 8 | 0 |
| 1989 | 8 | 0 |
| 1990 | 12 | 0 |
| 1991 | 8 | 0 |
| 1992 | 13 | 0 |
| 1993 | 7 | 0 |
| 1994 | 9 | 0 |
| 1995 | 12 | 0 |
| 1996 | 12 | 0 |
| 1997 | 19 | 0 |
| 1998 | 21 | 0 |
| 1999 | 19 | 0 |
| 2000 | 17 | 0 |
| 2001 | 21 | 6 |
| 2002 | 25 | 27 |
| 2003 | 27 | 24 |
| 2004 | 19 | 49 |
| 2005 | 24 | 39 |
| 2006 | 35 | 29 |
| 2007 | 23 | 28 |
| 2008 | 27 | 25 |
| 2009 | 23 | 29 |
| 2010 | 23 | 30 |
| 2011 | 26 | 17 |
| 2012 | 21 | 24 |
| 2013 | 17 | 20 |
| 2014 | 24 | 22 |
| 2015 | 21 | 32 |
| 2016 | 18 | 51 |
| 2017 | 53 | 65 |
| 2018 | 56 | 47 |
| 2019 | 45 | 56 |
| 2020 | 55 | 62 |
| 2021 | 56 | 68 |
| 2022 | 44 | 56 |
| 2023 | 49 | 39 |
| 2024 | 38 | 51 |
| 2025 | 31 | 27 |
| 2026 | 30 | 22 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Interactive object systems and methods15 Sep 2026US 12,734,455 B2Universal City Studios LLC
- Observation system and method15 Sep 2026US 12,736,827 B2Bertin Technologies
- Light projector module8 Sep 2026US 12,730,317 B2TriLite Technologies GmbH
- Refrigerator having panel assembly covering opening of outer plate of door1 Sep 2026US 12,721,454 B2LG Electronics Inc.
- Monolithic beamsplitter array4 Aug 2026US 12,699,276 B2PLX, Inc.
- Real-time hdr video for vehicle control8 Oct 2026US 2026/0313240 A1Contrast, Inc.
- Projection apparatus17 Sep 2026US 2026/0277089 A1Coretronic Corporation
- Polarization beam splitting apparatus, light source apparatus, display apparatus, and illumination apparatus10 Sep 2026US 2026/0267156 A1Canon Kabushiki Kaisha
- Optical element and display device27 Aug 2026US 2026/0251911 A1Alps Alpine Co., Ltd.
- Optical element, display apparatus, and display method27 Aug 2026US 2026/0251912 A1Alps Alpine Co., Ltd.
Most cited
By later US patents
- Apparatus for optical see-through head mounted display with mutual occlusion and opaqueness control capability688US 9,547,174 B2Magic Leap, Inc. · 2017
- Image combining system for eyeglasses and face masks626US 5,886,822 AThe Microoptical Corporation · 1999
- Wide-field of view (FOV) imaging devices with active foveation capability563US 9,851,563 B2Magic Leap, Inc. · 2017
- Compact image display system for eyeglasses or other head-borne frames494US 6,384,982 B1The Microoptical Corporation · 2002
- Compact image display system for eyeglasses or other head-borne frames474US 6,204,974 B1The Microoptical Corporation · 2001