H04N 21/42201
Biosensors
Official title: {biosensors, e.g. heat sensor for presence detection, EEG sensors or any limb activity sensors worn by the user (input arrangements for interaction with the human body based on nervous system activity detection G06F3/015)}
H04N21/42201 (Biosensors) appears on 681 US grants and 992 published applications in this corpus.
Search patents in H04N- Granted patents
- 681
- Published applications
- 992
- Assignees
- 321
- Inventors
- 1,553
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 4 | 0 |
| 2000 | 4 | 0 |
| 2001 | 2 | 1 |
| 2002 | 2 | 8 |
| 2003 | 2 | 12 |
| 2004 | 1 | 6 |
| 2005 | 2 | 22 |
| 2006 | 3 | 18 |
| 2007 | 3 | 24 |
| 2008 | 6 | 13 |
| 2009 | 7 | 24 |
| 2010 | 8 | 32 |
| 2011 | 7 | 42 |
| 2012 | 14 | 35 |
| 2013 | 25 | 49 |
| 2014 | 32 | 54 |
| 2015 | 42 | 88 |
| 2016 | 40 | 58 |
| 2017 | 51 | 61 |
| 2018 | 46 | 56 |
| 2019 | 53 | 46 |
| 2020 | 69 | 67 |
| 2021 | 48 | 52 |
| 2022 | 47 | 53 |
| 2023 | 49 | 64 |
| 2024 | 46 | 47 |
| 2025 | 35 | 35 |
| 2026 | 20 | 25 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Devices with enhanced audio25 Aug 2026US 12,717,543 B2Apple Inc.
- Method and device for latency reduction of an image processing pipeline18 Aug 2026US 12,711,569 B2Apple Inc.
- Consumer electronic registration, control and support concierge device and method21 Jul 2026US 12,689,691 B2NexStep, Inc.
- Synthetic content generation based on blockchain data30 Jun 2026US 12,671,873 B2Sonos, Inc.
- Integrated cockpit sensing system16 Jun 2026US 12,658,961 B2Seabeck Holdings, LLC
- System and method for enhancing content using brain-state data20 Aug 2026US 2026/0246990 A1Interaxon Inc.
- Systems and methods for managing generative model access conditions based on distributed ledger data6 Aug 2026US 2026/0228271 A1Sonos, Inc.
- Electronic device and method for providing video content thereof6 Aug 2026US 2026/0230672 A1Samsung Electronics Co., Ltd.
- Content Insertion based on Group Attention23 Jul 2026US 2026/0214299 A1Comcast Cable Communications, LLC
- Remote engagement system16 Jul 2026US 2026/0205647 A1
Most cited
By later US patents
- Hand gesture machine control system1,113US 5,594,469 AMitsubishi Electric Information Technology Center America, Inc. · 1997
- Ergonomic man-machine interface incorporating adaptive pattern recognition based control system1,100US 5,875,108 A1999
- Ergonomic man-machine interface incorporating adaptive pattern recognition based control system779US 6,081,750 A2000
- Three-dimensional (3D) video presentation system providing interactive 3D presentation with personalized audio responses for multiple viewers577US 5,682,196 AACTV, Inc. · 1997
- Human factored interface incorporating adaptive pattern recognition based controller apparatus553US 5,774,357 A1998