G02B 27/02
Viewing or reading apparatus
Official title: Viewing or reading apparatus (stereoscopic systems G02B30/00)
G02B27/02 (Viewing or reading apparatus) appears on 1,276 US grants and 1,257 published applications in this corpus.
Search patents in G02B- Granted patents
- 1,276
- Published applications
- 1,257
- Assignees
- 589
- Inventors
- 2,446
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 13 | 0 |
| 1977 | 17 | 0 |
| 1978 | 14 | 0 |
| 1979 | 14 | 0 |
| 1980 | 19 | 0 |
| 1981 | 13 | 0 |
| 1982 | 3 | 0 |
| 1983 | 10 | 0 |
| 1984 | 13 | 0 |
| 1985 | 14 | 0 |
| 1986 | 8 | 0 |
| 1987 | 10 | 0 |
| 1988 | 15 | 0 |
| 1989 | 16 | 0 |
| 1990 | 11 | 0 |
| 1991 | 15 | 0 |
| 1992 | 21 | 0 |
| 1993 | 20 | 0 |
| 1994 | 8 | 0 |
| 1995 | 12 | 0 |
| 1996 | 12 | 0 |
| 1997 | 19 | 0 |
| 1998 | 26 | 0 |
| 1999 | 28 | 0 |
| 2000 | 28 | 0 |
| 2001 | 25 | 9 |
| 2002 | 21 | 14 |
| 2003 | 18 | 18 |
| 2004 | 15 | 19 |
| 2005 | 14 | 22 |
| 2006 | 11 | 22 |
| 2007 | 16 | 28 |
| 2008 | 18 | 23 |
| 2009 | 19 | 20 |
| 2010 | 8 | 25 |
| 2011 | 12 | 21 |
| 2012 | 18 | 21 |
| 2013 | 17 | 30 |
| 2014 | 19 | 43 |
| 2015 | 36 | 64 |
| 2016 | 46 | 60 |
| 2017 | 52 | 95 |
| 2018 | 70 | 105 |
| 2019 | 82 | 96 |
| 2020 | 85 | 80 |
| 2021 | 52 | 59 |
| 2022 | 44 | 36 |
| 2023 | 34 | 80 |
| 2024 | 51 | 109 |
| 2025 | 71 | 101 |
| 2026 | 43 | 57 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Selective visualization of an image using second pass-through of polarized light6 Oct 2026US 12,754,439 B2Disney Enterprises, Inc.
- Compact single-camera system emulating multi-camera system6 Oct 2026US 12,755,117 B1Zebra Technologies Corporation
- Personalized, real-time audio processing6 Oct 2026US 12,755,748 B2eBay Inc.
- Interactive pepper's ghost effect system and method29 Sep 2026US 12,748,502 B2Universal City Studios LLC
- Tunable cylindrical lenses and head-mounted display including the same1 Sep 2026US 12,724,278 B2Magic Leap, Inc.
- Changer for Optical Elements and Optical Instrument1 Oct 2026US 2026/0299281 A1ATMOS MedizinTechnik GmbH & Co. KG
- Liquid crystal diffraction element and optical device27 Aug 2026US 2026/0251828 A1FUJIFILM Corporation
- Virtual image display apparatus20 Aug 2026US 2026/0243938 A1FUJIFILM Corporation
- Film, optical member, optical device, and head-mounted display6 Aug 2026US 2026/0227640 A1FUJIFILM Corporation
- Head-mounted optical magnifying device6 Aug 2026US 2026/0227642 A1Far Vision Technology Co., Ltd.
Most cited
By later US patents
- Light guide optical device506US 7,457,040 B2Lumus Ltd. · 2008
- Light guide optical device489US 8,004,765 B2Lumus Ltd. · 2011
- Head mounted video display and remote camera system330US 5,005,213 AVaro, Inc. · 1991
- Substrate-guided optical devices286US 7,391,573 B2Lumus Ltd. · 2008
- Light guide optical device278US 7,576,916 B2Lumus Ltd. · 2009