G02B 27/0006
Optical systems or apparatus not provided for by any of the groups
Official title: {with means to keep optical surfaces clean, e.g. by preventing or removing dirt, stains, contamination, condensation (G02B1/18 takes precedence; cleaning in general B08B)}
G02B27/0006 (Optical systems or apparatus not provided for by any of the groups) appears on 2,023 US grants and 2,728 published applications in this corpus.
Search patents in G02B- Granted patents
- 2,023
- Published applications
- 2,728
- Assignees
- 983
- Inventors
- 5,031
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 0 | 0 |
| 1985 | 3 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 4 | 0 |
| 1989 | 5 | 0 |
| 1990 | 7 | 0 |
| 1991 | 8 | 0 |
| 1992 | 7 | 0 |
| 1993 | 4 | 0 |
| 1994 | 2 | 0 |
| 1995 | 4 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 3 | 0 |
| 1999 | 7 | 0 |
| 2000 | 7 | 0 |
| 2001 | 14 | 5 |
| 2002 | 8 | 12 |
| 2003 | 7 | 24 |
| 2004 | 16 | 19 |
| 2005 | 14 | 26 |
| 2006 | 19 | 27 |
| 2007 | 12 | 68 |
| 2008 | 21 | 61 |
| 2009 | 19 | 61 |
| 2010 | 36 | 72 |
| 2011 | 45 | 61 |
| 2012 | 51 | 72 |
| 2013 | 63 | 111 |
| 2014 | 53 | 108 |
| 2015 | 83 | 165 |
| 2016 | 103 | 143 |
| 2017 | 125 | 172 |
| 2018 | 128 | 180 |
| 2019 | 169 | 209 |
| 2020 | 170 | 210 |
| 2021 | 142 | 198 |
| 2022 | 150 | 196 |
| 2023 | 153 | 161 |
| 2024 | 144 | 164 |
| 2025 | 130 | 100 |
| 2026 | 77 | 103 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Vehicle camera system6 Oct 2026US 12,754,415 B2Kabushiki Kaisha Tokai Rika Denki Seisakusho
- Camera module29 Sep 2026US 12,748,342 B2LG Innotek Co., Ltd.
- Method for operating a cleaning system, cleaning system22 Sep 2026US 12,741,615 B2ZF CV Systems Global GmbH
- Temperature-adjustable optical imaging lens15 Sep 2026US 12,736,801 B2Ability Opto-Electronics Technology Co., Ltd.
- Dust-sticking optical filtering module and shooting device15 Sep 2026US 12,736,802 B2Shen Zhen Funder Electronics Ltd
- Vehicle and trim including camera and washing system in wheel arch1 Oct 2026US 2026/0296376 A1Honda Motor Co., Ltd.
- Industrial device with sealing and light-transmitting lens and forming method1 Oct 2026US 2026/0299285 A1Rockwell Automation Technologies, Inc.
- Camera module1 Oct 2026US 2026/0299286 A1Samsung Electro-Mechanics Co., Ltd.
- Temperature control system and camera device using the same1 Oct 2026US 2026/0299380 A1Ability Enterprise Co., Ltd.
- Imaging element unit, shake correction device, and imaging apparatus1 Oct 2026US 2026/0303936 A1FUJIFILM Corporation
Most cited
By later US patents
- Mirror reflective element309US 7,420,756 B2Donnelly Corporation · 2008
- Non-fouling surfaces for reflective spheres269US 8,414,957 B2Nanosys, Inc. · 2013
- Non-fouling surfaces for reflective spheres267US 8,486,532 B2Nanosys, Inc. · 2013
- Electrochromic device having a self-cleaning hydrophilic coating170US 6,193,378 B1Gentex Corporation · 2001
- Mirror reflective element and method of forming same167US 7,842,154 B2Donnelly Corporation · 2010