H04N 9/3173
Wherein the projection device is specially adapted for enhanced portability
Official title: {wherein the projection device is specially adapted for enhanced portability}
H04N9/3173 (Wherein the projection device is specially adapted for enhanced portability) appears on 642 US grants and 879 published applications in this corpus.
Search patents in H04N- Granted patents
- 642
- Published applications
- 879
- Assignees
- 299
- Inventors
- 1,597
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 3 | 0 |
| 1995 | 1 | 0 |
| 1996 | 4 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 4 | 1 |
| 2002 | 3 | 3 |
| 2003 | 2 | 4 |
| 2004 | 3 | 4 |
| 2005 | 1 | 9 |
| 2006 | 4 | 9 |
| 2007 | 5 | 13 |
| 2008 | 10 | 26 |
| 2009 | 5 | 52 |
| 2010 | 13 | 46 |
| 2011 | 15 | 57 |
| 2012 | 35 | 79 |
| 2013 | 35 | 60 |
| 2014 | 52 | 44 |
| 2015 | 46 | 49 |
| 2016 | 48 | 77 |
| 2017 | 54 | 47 |
| 2018 | 39 | 48 |
| 2019 | 42 | 35 |
| 2020 | 38 | 31 |
| 2021 | 31 | 35 |
| 2022 | 37 | 46 |
| 2023 | 38 | 49 |
| 2024 | 26 | 15 |
| 2025 | 31 | 20 |
| 2026 | 11 | 20 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Image displaying method for setting a projection image surface25 Aug 2026US 12,720,007 B2Seiko Epson Corporation
- Optical diamond passband filter25 Aug 2026US 12,720,028 B2Texas Instruments Incorporated
- Personal object with miniature integrated projector display28 Jul 2026US 12,695,854 B2Tectus Corporation
- Nonintrusive head-mounted device19 May 2026US 12,634,430 B2VueReal Inc.
- LED illuminated projector28 Apr 2026US 12,613,458 B2Snap Inc.
- Electronic apparatus and control method thereof17 Sep 2026US 2026/0281289 A1Samsung Electronics Co., Ltd.
- Projector, connected object manager, direct neural interface, connected electronic equipment, projector initialisation method and method for controlling electronic equipment3 Sep 2026US 2026/0261634 A1
- Systems and methods for calibrating a camera coordinate system to a surface coordinate system13 Aug 2026US 2026/0238746 A1Universal City Studios LLC
- Projection device and method for controlling projection device6 Aug 2026US 2026/0230592 A1Seiko Epson Corporation
- Electronic device and control method therefor30 Jul 2026US 2026/0219051 A1Samsung Electronics Co., Ltd.
Most cited
By later US patents
- Headwear with computer and optical element for use therewith and systems utilizing same333US 10,509,466 B1Snap Inc. · 2019
- Optical display system and method, active and passive dithering using birefringence, color image superpositioning and display enhancement with phase coordinated polarization switching238US 6,816,141 B1Fergason Patent Properties, LLC · 2004
- Optical display system and method with optical shifting of pixel position including conversion of pixel layout to form delta to stripe pattern by time base multiplexing229US 6,243,055 B12001
- Semiconductor device and method for manufacturing the same159US 6,462,723 B1Semiconductor Energy Laboratory Co.Ltd. · 2002
- Single crystal silicon arrayed devices with optical shield between transistor and substrate152US 6,317,175 B1Kopin Corporation · 2001