G06F 16/2456
Join operations
Official title: {Join operations}
G06F16/2456 (Join operations) appears on 1,598 US grants and 1,528 published applications in this corpus.
Search patents in G06F- Granted patents
- 1,598
- Published applications
- 1,528
- Assignees
- 347
- Inventors
- 2,784
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 3 | 0 |
| 1996 | 3 | 0 |
| 1997 | 6 | 0 |
| 1998 | 5 | 0 |
| 1999 | 10 | 0 |
| 2000 | 6 | 0 |
| 2001 | 5 | 0 |
| 2002 | 5 | 2 |
| 2003 | 9 | 2 |
| 2004 | 6 | 8 |
| 2005 | 4 | 14 |
| 2006 | 9 | 8 |
| 2007 | 10 | 13 |
| 2008 | 7 | 15 |
| 2009 | 7 | 15 |
| 2010 | 16 | 21 |
| 2011 | 21 | 12 |
| 2012 | 8 | 21 |
| 2013 | 18 | 27 |
| 2014 | 23 | 53 |
| 2015 | 28 | 64 |
| 2016 | 71 | 117 |
| 2017 | 71 | 84 |
| 2018 | 76 | 86 |
| 2019 | 91 | 94 |
| 2020 | 127 | 127 |
| 2021 | 153 | 164 |
| 2022 | 169 | 129 |
| 2023 | 136 | 108 |
| 2024 | 133 | 105 |
| 2025 | 191 | 139 |
| 2026 | 166 | 100 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- User-centric and LLM-enhanced adaptive ETL code synthesis6 Oct 2026US 12,754,718 B2Hitachi, Ltd.
- Efficiently processing vector queries, with query vectors and filters, against vector indexes6 Oct 2026US 12,754,894 B2Oracle International Corporation
- Systems and methods of sensor data fusion6 Oct 2026US 12,754,977 B2Digital Global Systems, Inc.
- Index join query optimization29 Sep 2026US 12,748,756 B2Sap SE
- System and method for distributed query execution via query federation using semantic model query plans29 Sep 2026US 12,748,764 B2Oracle International Corporation
- System and method for upgrading objects8 Oct 2026US 2026/0310642 A1DevRev, Inc.
- Data query method, acceleration apparatus, compute device, and storage medium1 Oct 2026US 2026/0300248 A1Huawai Technologies Co., Ltd.
- Method and system for partitioning data records for a join operation24 Sep 2026US 2026/0288730 A1Sindice Limited
- Query processing device and method10 Sep 2026US 2026/0267859 A1GraphAI Co., Ltd.
- Merging of queries into a query strand3 Sep 2026US 2026/0259881 A1International Business Machines Corporation
Most cited
By later US patents
- Extending the semantics of the outer join operator for un-nesting queries to a data base390US 5,412,804 AOracle Corporation · 1995
- Optimization of data repartitioning during parallel query optimization247US 6,112,198 AInternational Business Machines Corporation · 2000
- Graph-based user tracking and threat detection179US 10,419,469 B1Lacework Inc. · 2019
- Optional quantifiers in relational and object-oriented views of database systems167US 5,797,136 AInternational Business Machines Corporation · 1998
- Method and system for broadcasting and querying a database using a multi-function module160US 5,530,939 ABell Communications Research, Inc. · 1996