G01S 7/12
Plan-position indicators, i.e. p.p.i
Official title: Plan-position indicators, i.e. P.P.I.
G01S7/12 (Plan-position indicators, i.e. p.p.i) appears on 114 US grants and 80 published applications in this corpus.
Search patents in G01S- Granted patents
- 114
- Published applications
- 80
- Assignees
- 42
- Inventors
- 188
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 2 | 0 |
| 1980 | 3 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 3 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 2 | 0 |
| 2002 | 3 | 6 |
| 2003 | 5 | 1 |
| 2004 | 2 | 0 |
| 2005 | 1 | 0 |
| 2006 | 0 | 4 |
| 2007 | 2 | 3 |
| 2008 | 2 | 2 |
| 2009 | 1 | 3 |
| 2010 | 5 | 3 |
| 2011 | 1 | 3 |
| 2012 | 5 | 5 |
| 2013 | 4 | 3 |
| 2014 | 0 | 4 |
| 2015 | 6 | 7 |
| 2016 | 3 | 4 |
| 2017 | 7 | 8 |
| 2018 | 5 | 2 |
| 2019 | 7 | 3 |
| 2020 | 5 | 5 |
| 2021 | 2 | 1 |
| 2022 | 4 | 6 |
| 2023 | 5 | 1 |
| 2024 | 2 | 1 |
| 2025 | 2 | 1 |
| 2026 | 1 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Radar apparatus and method for generating radar images25 Aug 2026US 12,717,023 B2Furuno Electric Co., Ltd.
- Ship maneuver supporting device and ship maneuver supporting method18 Nov 2025US 12,473,059 B2Furuno Electric Co., Ltd.
- Displaying weather information corresponding to a selected region14 Jan 2025US 12,196,851 B2Honeywell International Inc.
- Mixed aspect graphic for neighboring fields of view19 Nov 2024US 12,148,313 B2Rockwell Collins, Inc.
- Method and system for detecting obstacles with an obstacle sensor for an aircraft2 Jan 2024US 11,862,030 B2Airbus Helicopters
- Radar system and method for calculating a position of a transponder6 Aug 2026US 2026/0227499 A1Furuno Electric Co., Ltd.
- Radar system, radar information sharing method, and non-transitory computer readable medium2 Jul 2026US 2026/0186132 A1Furuno Electric Co., Ltd.
- System and method for generating echo trails of moving objects for a set of pulse widths18 Jun 2026US 2026/0169154 A1Furuno Electric Co., Ltd.
- Target tracking apparatus, target tracking method, and target tracking program5 Mar 2026US 2026/0063785 A1Furuno Electric Co., Ltd.
- Radar apparatus and method for generating radar images3 Apr 2025US 2025/0110233 A1Furuno Electric Co., Ltd.
Most cited
By later US patents
- Hierarchical data matrix pattern recognition and identification system97US 6,035,057 A2000
- Weather radar system with improved display characteristics90US 5,049,886 ARockwell International Corporation · 1991
- Hierarchical data matrix pattern recognition system82US 6,278,799 B12001
- System and method for displaying vertical profile of intruding traffic in two dimensions68US 6,433,729 B1Honeywell International Inc. · 2002
- Terrain awareness system52US 6,606,034 B1Honeywell International Inc. · 2003