G02B 30/37
Collapsible stereoscopes
G02B30/37 (Collapsible stereoscopes) appears on 58 US grants and 41 published applications in this corpus.
Search patents in G02B- Granted patents
- 58
- Published applications
- 41
- Assignees
- 30
- Inventors
- 98
- Latest grant
- 17 Oct 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 3 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 3 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 5 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 3 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 0 |
| 2007 | 1 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 1 |
| 2011 | 0 | 1 |
| 2012 | 0 | 1 |
| 2013 | 0 | 1 |
| 2014 | 0 | 1 |
| 2015 | 0 | 3 |
| 2016 | 1 | 4 |
| 2017 | 3 | 7 |
| 2018 | 6 | 12 |
| 2019 | 4 | 4 |
| 2020 | 5 | 2 |
| 2021 | 1 | 0 |
| 2022 | 0 | 0 |
| 2023 | 1 | 1 |
| 2024 | 0 | 0 |
| 2025 | 0 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Glass-inclusive sample viewer, and/or associated methods17 Oct 2023US 11,790,809 B2Guardian Glass, LLC
- Collapsible virtual reality viewer assembly13 Apr 2021US 10,974,863 B2Hallmark Cards, Incorporated
- Stereo viewer and/or stereo view finder10 Nov 2020US 10,831,038 B2
- Foldable virtual reality viewer structure integrated in mailer and/or product packaging8 Sep 2020US 10,768,441 B2
- Switchable virtual reality headset and augmented reality device18 Aug 2020US 10,750,162 B2Google Inc.
- 3d collection card system12 Feb 2026US 2026/0042032 A1
- Goggles20 Jul 2023US 2023/0229005 A1Sony Group Corporation
- Glass-inclusive sample viewer, and/or associated methods24 Sep 2020US 2020/0302830 A1Guardian Glass, LLC
- Foldable virtual reality display device9 Apr 2020US 2020/0110269 A1
- Head-mounted display apparatus17 Oct 2019US 2019/0317330 A1
Most cited
By later US patents
- Foldable viewer26US 4,846,553 A1989
- Eye level viewfinder and three dimensional virtual reality viewing device and method19US 9,405,126 B12016
- Stereo viewer15US 4,549,785 AStereoscopes Lestrade & Cie. · 1985
- Collapsible stereoscopic viewer and filmstrip holder therefor12US 4,357,073 ACreative Cartons of Ashland, Inc. · 1982
- Openable package for a consumer product such as child's meal, with a built-in 3-D viewer feature simulating a theater12US 4,558,528 AHardee's Food Systems, Inc. · 1985