H04L 9/0897
Involving additional devices
Official title: {involving additional devices, e.g. trusted platform module [TPM], smartcard or USB}
H04L9/0897 (Involving additional devices) appears on 2,220 US grants and 2,587 published applications in this corpus.
Search patents in H04L- Granted patents
- 2,220
- Published applications
- 2,587
- Assignees
- 832
- Inventors
- 4,600
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 4 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 5 | 0 |
| 1997 | 4 | 0 |
| 1998 | 7 | 0 |
| 1999 | 3 | 0 |
| 2000 | 1 | 0 |
| 2001 | 5 | 0 |
| 2002 | 2 | 16 |
| 2003 | 5 | 16 |
| 2004 | 2 | 17 |
| 2005 | 5 | 15 |
| 2006 | 6 | 42 |
| 2007 | 22 | 48 |
| 2008 | 12 | 54 |
| 2009 | 16 | 51 |
| 2010 | 37 | 48 |
| 2011 | 38 | 55 |
| 2012 | 49 | 67 |
| 2013 | 56 | 62 |
| 2014 | 74 | 68 |
| 2015 | 74 | 65 |
| 2016 | 61 | 86 |
| 2017 | 67 | 83 |
| 2018 | 66 | 115 |
| 2019 | 121 | 217 |
| 2020 | 184 | 291 |
| 2021 | 261 | 354 |
| 2022 | 305 | 242 |
| 2023 | 242 | 207 |
| 2024 | 215 | 171 |
| 2025 | 186 | 117 |
| 2026 | 74 | 80 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Secure virtualized cryptographic subsystems for autonomous systems and applications6 Oct 2026US 12,754,756 B2NVIDIA Corporation
- Secure processing systems and methods29 Sep 2026US 12,748,865 B2Intertrust Technologies Corporation
- Method and apparatus for controlling title to a physical object1 Sep 2026US 12,726,371 B2The Everest Project LLC
- Remote self encrypted drive control method and system25 Aug 2026US 12,717,686 B2Volumez Technologies Ltd.
- Advanced elastic launch for trusted execution environments25 Aug 2026US 12,717,934 B2Red Hat, Inc.
- Dynamix Data Encryption Key Management17 Sep 2026US 2026/0280872 A1Capital One Services, LLC
- Systems and methods for use in data compliance10 Sep 2026US 2026/0270060 A1Mastercard International Incorporated
- Hardware root of trust (hrot) system for secure cryptographic key generation, management, and recovery in distributed storage environments3 Sep 2026US 2026/0261413 A1TGrid Technologies Pty Ltd
- Systems and methods for verifying and managing multiple card versions27 Aug 2026US 2026/0254635 A1Capital One Services, LLC
- Portable electronic device comprising interactive stacking means27 Aug 2026US 2026/0254636 A1Ledger SAS
Most cited
By later US patents
- Database usage metering and protection system and method843US 5,410,598 AElectronic Publishing Resources, Inc. · 1995
- Database usage metering and protection system and method766US 5,050,213 AElectronic Publishing Resources, Inc. · 1991
- Enhanced security for a secure token code432US 5,485,519 ASecurity Dynamics Technologies, Inc. · 1996
- Key protection device for smart cards345US 5,533,126 ABull CP8 · 1996
- Enabling users to select between secure service providers using a central trusted service manager336US 8,171,525 B1Google Inc. · 2012