G02B 5/04
Prisms
G02B5/04 (Prisms) appears on 2,732 US grants and 3,151 published applications in this corpus.
Search patents in G02B- Granted patents
- 2,732
- Published applications
- 3,151
- Assignees
- 1,173
- Inventors
- 5,798
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 3 | 0 |
| 1978 | 6 | 0 |
| 1979 | 3 | 0 |
| 1980 | 5 | 0 |
| 1981 | 2 | 0 |
| 1982 | 4 | 0 |
| 1983 | 3 | 0 |
| 1984 | 7 | 0 |
| 1985 | 8 | 0 |
| 1986 | 12 | 0 |
| 1987 | 8 | 0 |
| 1988 | 7 | 0 |
| 1989 | 10 | 0 |
| 1990 | 9 | 0 |
| 1991 | 12 | 0 |
| 1992 | 15 | 0 |
| 1993 | 13 | 0 |
| 1994 | 17 | 0 |
| 1995 | 15 | 0 |
| 1996 | 16 | 0 |
| 1997 | 19 | 0 |
| 1998 | 31 | 0 |
| 1999 | 34 | 0 |
| 2000 | 41 | 0 |
| 2001 | 46 | 6 |
| 2002 | 39 | 54 |
| 2003 | 43 | 58 |
| 2004 | 44 | 69 |
| 2005 | 46 | 90 |
| 2006 | 53 | 119 |
| 2007 | 58 | 164 |
| 2008 | 84 | 148 |
| 2009 | 93 | 189 |
| 2010 | 118 | 165 |
| 2011 | 99 | 129 |
| 2012 | 79 | 94 |
| 2013 | 94 | 95 |
| 2014 | 95 | 99 |
| 2015 | 82 | 165 |
| 2016 | 106 | 128 |
| 2017 | 126 | 149 |
| 2018 | 125 | 160 |
| 2019 | 152 | 137 |
| 2020 | 127 | 175 |
| 2021 | 126 | 177 |
| 2022 | 153 | 175 |
| 2023 | 125 | 127 |
| 2024 | 152 | 121 |
| 2025 | 108 | 95 |
| 2026 | 53 | 63 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Optical system having prism between polarizing beam splitter and lightguide29 Sep 2026US 12,748,317 B2Lumus Ltd.
- Optical film, reflective polarizer, optical stack, and optical construction15 Sep 2026US 12,736,732 B23M Innovative Properties Company
- Brightness enhancement film1 Sep 2026US 12,724,180 B2National Chung Hsing University
- Optical device and prism module thereof1 Sep 2026US 12,724,258 B2Asia Optical Co., Inc.
- Optical film, head up display, and vehicle1 Sep 2026US 12,724,261 B2General Interface Solution Limited
- Display module and display device8 Oct 2026US 2026/0309895 A1Xiamen Tianma Display Technology Co., Ltd.
- Light control film and method of manufacture thereof8 Oct 2026US 2026/0309900 A13M Innovative Properties Company
- Laser radar1 Oct 2026US 2026/0299133 A1Nikon Corporation
- Aperture to reduce camera flare1 Oct 2026US 2026/0299288 A1Motorola Mobility LLC
- Synthetic single crystal diamond, method of producing synthetic single crystal diamond, and infrared optical component17 Sep 2026US 2026/0275569 A1Sumitomo Electric Industries, Ltd.
Most cited
By later US patents
- Apparatus for optical see-through head mounted display with mutual occlusion and opaqueness control capability688US 9,547,174 B2Magic Leap, Inc. · 2017
- Wide-field of view (FOV) imaging devices with active foveation capability563US 9,851,563 B2Magic Leap, Inc. · 2017
- Uniform illumination system488US 7,072,096 B2Digital Optics International Corporation · 2006
- High-density illumination system467US 6,871,982 B2Digital Optics International Corporation · 2005
- Efficient collimation of light with optical wedge331US 7,970,246 B2Microsoft Corporation · 2011