G03B 9/04
Single movable plate with two or more apertures of graded size
Official title: Single movable plate with two or more apertures of graded size, e.g. sliding plate or pivoting plate
G03B9/04 (Single movable plate with two or more apertures of graded size) appears on 91 US grants and 94 published applications in this corpus.
Search patents in G03B- Granted patents
- 91
- Published applications
- 94
- Assignees
- 44
- Inventors
- 171
- Latest grant
- 14 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 0 |
| 2002 | 3 | 2 |
| 2003 | 2 | 2 |
| 2004 | 5 | 4 |
| 2005 | 1 | 2 |
| 2006 | 1 | 9 |
| 2007 | 4 | 6 |
| 2008 | 2 | 3 |
| 2009 | 2 | 1 |
| 2010 | 2 | 2 |
| 2011 | 0 | 4 |
| 2012 | 5 | 2 |
| 2013 | 1 | 2 |
| 2014 | 3 | 0 |
| 2015 | 0 | 1 |
| 2016 | 1 | 0 |
| 2017 | 1 | 3 |
| 2018 | 1 | 3 |
| 2019 | 1 | 24 |
| 2020 | 6 | 3 |
| 2021 | 20 | 6 |
| 2022 | 3 | 3 |
| 2023 | 8 | 2 |
| 2024 | 3 | 8 |
| 2025 | 4 | 2 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Device capable of achieving different diaphragms and optical imaging module14 Jul 2026US 12,681,219 B1Guangdong Yupin Industrial Co., Ltd
- Aperture unit16 Dec 2025US 12,498,619 B2TDK Taiwan Corp.
- Aperture device, camera module with aperture device, and electronic apparatus29 Jul 2025US 12,372,851 B2Beijing Xiaomi Mobile Software Co., Ltd.
- Aperture unit22 Jul 2025US 12,366,789 B2TDK Taiwan Corp.
- Camera lens barrel, camera module, and optical device11 Mar 2025US 12,248,241 B2LG Innotek Co., Ltd.
- Camera lens barrel, camera module, and optical device10 Jul 2025US 2025/0224651 A1LG Innotek Co., Ltd.
- Aperture device, camera module with aperture device, and electronic apparatus3 Apr 2025US 2025/0110385 A2Beijing Xiaomi Mobile Software Co., Ltd.
- Aperture unit31 Oct 2024US 2024/0361560 A1TDK Taiwan Corp.
- Optical system31 Oct 2024US 2024/0361561 A1TDK Taiwan Corp.
- Aperture unit31 Oct 2024US 2024/0361562 A1TDK Taiwan Corp.
Most cited
By later US patents
- Electromagnetic actuator26US 5,337,110 AEastman Kodak Company · 1994
- Cryogenically cooled adjustable apertures for infrared cameras25US 7,157,706 B2Opto-Knowledge Systems, Inc. · 2007
- Digital camera with an adjusting device for adjusting its lens and irises22US 6,421,088 B1Mustek Systems Inc. · 2002
- Optical mechanism with indexing stage with at least one fixed diameter apodized aperture and method of making same20US 8,734,033 B2PPG Industries Ohio, Inc. · 2014
- Diaphragm structure of digital still camera13US 6,657,670 B1Teco Image Systems Co., Ltd. · 2003