G01S 7/499
Using polarisation effects
Official title: using polarisation effects
G01S7/499 (Using polarisation effects) appears on 558 US grants and 601 published applications in this corpus.
Search patents in G01S- Granted patents
- 558
- Published applications
- 601
- Assignees
- 326
- Inventors
- 1,207
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 3 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 3 | 0 |
| 1983 | 3 | 0 |
| 1984 | 0 | 0 |
| 1985 | 3 | 0 |
| 1986 | 1 | 0 |
| 1987 | 5 | 0 |
| 1988 | 3 | 0 |
| 1989 | 3 | 0 |
| 1990 | 5 | 0 |
| 1991 | 4 | 0 |
| 1992 | 7 | 0 |
| 1993 | 4 | 0 |
| 1994 | 4 | 0 |
| 1995 | 3 | 0 |
| 1996 | 2 | 0 |
| 1997 | 4 | 0 |
| 1998 | 5 | 0 |
| 1999 | 5 | 0 |
| 2000 | 3 | 0 |
| 2001 | 1 | 0 |
| 2002 | 3 | 2 |
| 2003 | 3 | 5 |
| 2004 | 4 | 3 |
| 2005 | 0 | 3 |
| 2006 | 5 | 7 |
| 2007 | 3 | 6 |
| 2008 | 3 | 10 |
| 2009 | 6 | 5 |
| 2010 | 4 | 7 |
| 2011 | 11 | 10 |
| 2012 | 7 | 7 |
| 2013 | 6 | 5 |
| 2014 | 10 | 11 |
| 2015 | 5 | 14 |
| 2016 | 10 | 21 |
| 2017 | 13 | 25 |
| 2018 | 19 | 26 |
| 2019 | 27 | 41 |
| 2020 | 34 | 57 |
| 2021 | 41 | 53 |
| 2022 | 59 | 70 |
| 2023 | 74 | 65 |
| 2024 | 65 | 66 |
| 2025 | 41 | 45 |
| 2026 | 30 | 37 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Bubble detection and characterization via Lidar6 Oct 2026US 12,754,317 B2The Government of the United States of America, as represented by the Secretary of the Navy
- Lidar systems with planar multi-pixel sensing arrays8 Sep 2026US 12,730,200 B2Waymo LLC
- LIDAR device including a local oscillator network11 Aug 2026US 12,704,604 B2Aurora Operations, Inc.
- LIDAR systems and methods for generating a variable density point cloud11 Aug 2026US 12,704,633 B2Innoviz Technologies Ltd.
- Techniques for combining optical beams into shared spatial mode14 Jul 2026US 12,681,154 B2Aeva, Inc.
- Apparatus and method for positioning using optical signal1 Oct 2026US 2026/0299101 A1Incheon National University Research & Business Foundation
- Techniques for Combining Optical Beams into Shared Spatial Mode1 Oct 2026US 2026/0299102 A1Aeva, Inc.
- Indoor lidar plenoptic sensor array based on time-of-flight reflection24 Sep 2026US 2026/0287720 A1UNM Rainforest Innovations
- Lidar and carrier17 Sep 2026US 2026/0276816 A1Hesai Technology Co., Ltd.
- Solar filtering for atmospheric lidar27 Aug 2026US 2026/0251799 A1Honeywell International Inc.
Most cited
By later US patents
- Optical detector168US 9,557,856 B2BASF SE · 2017
- Method and system for ladar transmission with spinning polygon mirror for dynamic scan patterns160US 10,073,166 B2Aeye, Inc. · 2018
- Method and system for scanning ladar transmission with pulse modulation157US 9,885,778 B2Aeye, Inc. · 2018
- Method and system for ladar transmission with closed loop feedback control of dynamic scan patterns150US 10,078,133 B2Aeye, Inc. · 2018
- Optical detector148US 10,012,532 B2BASF SE · 2018