G03B 23/18
Devices for changing pictures in viewing apparatus or projectors: with fade-in and
Official title: with fade-in and fade-out effects
G03B23/18 (Devices for changing pictures in viewing apparatus or projectors: with fade-in and) appears on 26 US grants and 5 published applications in this corpus.
Search patents in G03B- Granted patents
- 26
- Published applications
- 5
- Assignees
- 17
- Inventors
- 32
- Latest grant
- 30 Dec 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 4 | 0 |
| 1979 | 4 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 3 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
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| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 1 |
| 2013 | 0 | 0 |
| 2014 | 0 | 1 |
| 2015 | 0 | 0 |
| 2016 | 1 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 1 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 1 | 0 |
| 2025 | 1 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Double image projection lamp with fade-in and fade-out visual effects30 Dec 2025US 12,510,817 B2Gemmy Industries Corporation
- Binocular/tripod adapter system27 Feb 2024US 11,913,596 B2
- Optical assembly comprising two monoculars and a connecting bridge2 Feb 2016US 9,250,435 B2Schmidt & Bender GmbH & Co. KG
- Soft edge mask31 Dec 1991US 5,077,154 A
- Slides projector8 Aug 1989US 4,854,697 AReflecta GmbH Foto-Flim Projection
- Double image projection lamp with fade-in and fade-out visual effects17 Apr 2025US 2025/0123548 A1Gemmy Industries Corporation
- Binocular/tripod adapter system7 Oct 2021US 2021/0310601 A1Dead On Industries LLC
- Projector with main image module and secondary image module19 Jun 2014US 2014/0168200 A1Hon Hai Precision Industry Co., Ltd.
- Optical assembly comprising a connecting bridge22 Mar 2012US 2012/0069431 A1Schmidt & Bender GmbH & Co. KG
- Slide projector3 Mar 2011US 2011/0051097 A1Gemmy Industries Corporation
Most cited
By later US patents
- Soft edge mask12US 5,077,154 A1991
- Audio-visual programmer11US 4,086,005 AAudio-Sine, Inc. · 1978
- Multiple optics slide projector8US 4,165,161 A1979
- Method and apparatus for automatic implementation of fade-in, fade-out and fade-over recording effects on film6US 4,181,410 ARobert Bosch GmbH · 1980
- Photographic film projection dissolve system for arc lamp projectors6US 4,231,643 ABergen Expo Systems, Inc. · 1980