H04L 2209/30
Compression
Official title: Compression, e.g. Merkle-Damgard construction
H04L2209/30 (Compression) appears on 587 US grants and 626 published applications in this corpus.
Search patents in H04L- Granted patents
- 587
- Published applications
- 626
- Assignees
- 308
- Inventors
- 1,013
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 5 | 0 |
| 1994 | 3 | 0 |
| 1995 | 5 | 0 |
| 1996 | 3 | 0 |
| 1997 | 6 | 0 |
| 1998 | 9 | 0 |
| 1999 | 8 | 0 |
| 2000 | 12 | 0 |
| 2001 | 9 | 8 |
| 2002 | 7 | 14 |
| 2003 | 4 | 13 |
| 2004 | 3 | 17 |
| 2005 | 12 | 36 |
| 2006 | 11 | 35 |
| 2007 | 12 | 30 |
| 2008 | 13 | 29 |
| 2009 | 16 | 33 |
| 2010 | 24 | 41 |
| 2011 | 28 | 39 |
| 2012 | 33 | 19 |
| 2013 | 32 | 9 |
| 2014 | 33 | 29 |
| 2015 | 26 | 23 |
| 2016 | 30 | 24 |
| 2017 | 23 | 22 |
| 2018 | 18 | 28 |
| 2019 | 26 | 25 |
| 2020 | 26 | 29 |
| 2021 | 30 | 21 |
| 2022 | 27 | 18 |
| 2023 | 15 | 35 |
| 2024 | 33 | 24 |
| 2025 | 27 | 15 |
| 2026 | 12 | 10 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Adaptive data processing with distribution transformation, dual stream generation and performance monitoring18 Aug 2026US 12,712,568 B2Atombeam Technologies Inc.
- Computer-implemented system and method for managing large blocks over a blockchain network21 Jul 2026US 12,688,194 B2nChain Licensing AG
- Systems and method for adaptive recursive descent data redundancy21 Jul 2026US 12,689,504 B2Cyborn Limited
- System and method for data storage, transfer, synchronization, and security using automated model monitoring and training with a load-adaptive cache5 May 2026US 12,619,546 B2Atombeam Technologies Inc.
- Encoding / decoding system and method5 May 2026US 12,619,578 B2LogNovations Holdings, LLC
- Resilient deterministic encryption extension using associated metadata structures2 Jul 2026US 2026/0189399 A1International Business Machines Corporation
- Packing variable length ciphertext instances in a data stream11 Jun 2026US 2026/0163718 A1International Business Machines Corporation
- File format-based transparent encryption14 May 2026US 2026/0135702 A1Beijing Zitiao Network Technology Co., Ltd.
- Zero-knowledge proof9 Apr 2026US 2026/0100838 A1nChain Licensing AG
- Collaborative Transformation Matrix Learning for Distributed Data Compression and Encryption Systems12 Mar 2026US 2026/0074711 A1Atombeam Technologies Inc.
Most cited
By later US patents
- Data storage system and method by shredding and deshredding1,338US 7,636,724 B2Peerify Technologies, LLC · 2009
- Client/server protocol for proving authenticity655US 6,085,320 ARSA Security Inc. · 2000
- Method of providing digital signatures579US 4,309,569 AThe Board of Trustees of the Leland Stanford Junior University · 1982
- Client/server protocol for proving authenticity490US 6,189,098 B1RSA Security Inc. · 2001
- Method and apparatus for performing concryption389US 5,479,512 ASecurity Dynamics Technologies, Inc. · 1995