G06F 18/2323
Based on graph theory
Official title: based on graph theory, e.g. minimum spanning trees [MST] or graph cuts
G06F18/2323 (Based on graph theory) appears on 439 US grants and 499 published applications in this corpus.
Search patents in G06F- Granted patents
- 439
- Published applications
- 499
- Assignees
- 280
- Inventors
- 1,253
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 3 |
| 2003 | 0 | 3 |
| 2004 | 4 | 4 |
| 2005 | 2 | 4 |
| 2006 | 1 | 8 |
| 2007 | 4 | 11 |
| 2008 | 3 | 15 |
| 2009 | 4 | 11 |
| 2010 | 12 | 10 |
| 2011 | 15 | 12 |
| 2012 | 12 | 10 |
| 2013 | 25 | 16 |
| 2014 | 16 | 11 |
| 2015 | 9 | 15 |
| 2016 | 10 | 9 |
| 2017 | 15 | 25 |
| 2018 | 13 | 33 |
| 2019 | 27 | 40 |
| 2020 | 34 | 50 |
| 2021 | 43 | 64 |
| 2022 | 46 | 46 |
| 2023 | 55 | 48 |
| 2024 | 32 | 25 |
| 2025 | 34 | 18 |
| 2026 | 19 | 8 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Recognizing social groups and identifying order in queues from RGB images6 Oct 2026US 12,755,145 B2International Business Machines Corporation
- Gifted digital picture frame15 Sep 2026US 12,739,326 B2Aura Home, Inc.
- Generating and processing augmented computational graphs26 May 2026US 12,639,122 B2Google Inc.
- Storage medium, estimation method, and information processing device, relearning program, and relearning method12 May 2026US 12,625,925 B2Fujitsu Limited
- Spectral clustering of graphs on fault tolerant and noisy quantum devices12 May 2026US 12,626,175 B2Raytheon Company
- Processing computational graphs10 Sep 2026US 2026/0267705 A1Google Inc.
- System and method for real-time data categorization20 Aug 2026US 2026/0244713 A1Incucomm, Inc.
- Method for Differentiating Dust from Non-Dust Objects in Point Cloud Data6 Aug 2026US 2026/0223761 A1Autonomous Solutions, Inc.
- Unsupervised identification of the key endmembers in multi- and hyperspectral remote sensing images for image segmentation and analysis23 Jul 2026US 2026/0212632 A1Saudi Arabian Oil Company
- Method of photo chain content clustering9 Jul 2026US 2026/0195369 A1Aura Home, Inc.
Most cited
By later US patents
- Method and apparatus for classifying known specimens and media using spectral properties and identifying unknown specimens and media216US 8,429,153 B2The United States of America as represented by the Secretary of the Army · 2013
- Forming connections between image collections103US 7,668,405 B2Eastman Kodak Company · 2010
- Unsupervised identification of nonlinear data cluster in multidimensional data94US 6,226,408 B1HNC Software, Inc. · 2001
- Ranking of images and image labels72US 7,961,986 B1Google Inc. · 2011
- Method and apparatus for segmenting an image in order to locate a part thereof59US 9,582,891 B2New York University · 2017