G06F 3/03542
Light pens for emitting or receiving light
Official title: {Light pens for emitting or receiving light}
G06F3/03542 (Light pens for emitting or receiving light) appears on 606 US grants and 787 published applications in this corpus.
Search patents in G06F- Granted patents
- 606
- Published applications
- 787
- Assignees
- 275
- Inventors
- 1,379
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 4 | 0 |
| 1985 | 1 | 0 |
| 1986 | 3 | 0 |
| 1987 | 2 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 4 | 0 |
| 1994 | 0 | 0 |
| 1995 | 3 | 0 |
| 1996 | 0 | 0 |
| 1997 | 4 | 0 |
| 1998 | 9 | 0 |
| 1999 | 6 | 0 |
| 2000 | 4 | 0 |
| 2001 | 6 | 0 |
| 2002 | 5 | 16 |
| 2003 | 4 | 12 |
| 2004 | 6 | 8 |
| 2005 | 7 | 21 |
| 2006 | 12 | 17 |
| 2007 | 7 | 15 |
| 2008 | 10 | 27 |
| 2009 | 6 | 12 |
| 2010 | 8 | 27 |
| 2011 | 7 | 26 |
| 2012 | 10 | 31 |
| 2013 | 13 | 46 |
| 2014 | 19 | 57 |
| 2015 | 36 | 71 |
| 2016 | 49 | 57 |
| 2017 | 46 | 50 |
| 2018 | 42 | 56 |
| 2019 | 54 | 46 |
| 2020 | 49 | 44 |
| 2021 | 30 | 28 |
| 2022 | 28 | 29 |
| 2023 | 33 | 37 |
| 2024 | 37 | 26 |
| 2025 | 26 | 19 |
| 2026 | 6 | 9 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- System and method for secure authentication and verification of document signing sessions using a biometric smart pen18 Aug 2026US 12,711,280 B2Mastercard International Incorporated
- Display system, display device, and light-emitting apparatus11 Aug 2026US 12,704,910 B2Semiconductor Energy Laboratory Co.Ltd.
- External user interface for head worn computing4 Aug 2026US 12,699,447 B2Mentor Acquisition One, LLC
- Removable mouse module and electronic device including the same5 May 2026US 12,619,321 B2Quanta Computer Inc.
- Display device and pen touch system14 Apr 2026US 12,602,135 B2LG Display Co., Ltd.
- Story creator system and method8 Oct 2026US 2026/0310404 A1
- Eye imaging in head worn computing30 Jul 2026US 2026/0219495 A1Mentor Acquisition One, LLC
- Display device and operating method thereof23 Jul 2026US 2026/0214297 A1LG Electronics Inc.
- System and method for secure authentication and verification of document signing sessions using a biometric smart pen9 Jul 2026US 2026/0195487 A1Mastercard International Incorporated
- Sight information collection in head worn computing18 Jun 2026US 2026/0170514 A1Mentor Acquisition One, LLC
Most cited
By later US patents
- Universal computer input device237US 5,420,943 A1995
- Remote pointers for interactive televisions231US 5,926,168 A1999
- Electronic paintbrush and color palette230US 5,420,607 A1995
- Liquid crystal display device226US 5,712,652 AKabushiki Kaisha Toshiba · 1998
- Remote control device with pointing capacity216US 7,102,616 B1Microsoft Corporation · 2006