G01C 21/343
Calculating itineraries
Official title: {Calculating itineraries (travelling salesman problem G06Q10/04; optimisation of routes G06Q10/047)}
G01C21/343 (Calculating itineraries) appears on 1,140 US grants and 1,658 published applications in this corpus.
Search patents in G01C- Granted patents
- 1,140
- Published applications
- 1,658
- Assignees
- 513
- Inventors
- 3,330
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 4 | 0 |
| 2000 | 3 | 0 |
| 2001 | 4 | 5 |
| 2002 | 10 | 10 |
| 2003 | 6 | 4 |
| 2004 | 4 | 10 |
| 2005 | 3 | 8 |
| 2006 | 4 | 8 |
| 2007 | 2 | 11 |
| 2008 | 3 | 24 |
| 2009 | 2 | 17 |
| 2010 | 8 | 19 |
| 2011 | 10 | 34 |
| 2012 | 14 | 23 |
| 2013 | 22 | 40 |
| 2014 | 31 | 46 |
| 2015 | 34 | 45 |
| 2016 | 46 | 60 |
| 2017 | 47 | 79 |
| 2018 | 58 | 112 |
| 2019 | 84 | 149 |
| 2020 | 92 | 230 |
| 2021 | 123 | 160 |
| 2022 | 112 | 153 |
| 2023 | 123 | 130 |
| 2024 | 124 | 128 |
| 2025 | 99 | 87 |
| 2026 | 59 | 66 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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Most cited
By later US patents
- Portable calendaring device having perceptual agent managing calendar entries802US 5,790,974 ASun Microsystems, Inc. · 1998
- Dynamic alerts for calendar events396US 8,423,288 B2Apple Inc. · 2013
- Interactive multimedia tour guide302US 6,526,351 B22003
- Autonomous vehicle routing during emergencies299US 10,156,848 B1State Farm Mutual Automobile Insurance Company · 2018
- Autonomous vehicle refueling275US 10,042,359 B1State Farm Mutual Automobile Insurance Company · 2018