H10W 42/40
Protecting against tampering
Official title: protecting against tampering, e.g. unauthorised inspection or reverse engineering
H10W42/40 (Protecting against tampering) appears on 1,210 US grants and 1,192 published applications in this corpus.
Search patents in H10W- Granted patents
- 1,210
- Published applications
- 1,192
- Assignees
- 327
- Inventors
- 1,615
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 4 | 0 |
| 1990 | 5 | 0 |
| 1991 | 5 | 0 |
| 1992 | 3 | 0 |
| 1993 | 4 | 0 |
| 1994 | 4 | 0 |
| 1995 | 11 | 0 |
| 1996 | 2 | 0 |
| 1997 | 2 | 0 |
| 1998 | 17 | 0 |
| 1999 | 17 | 0 |
| 2000 | 12 | 0 |
| 2001 | 18 | 8 |
| 2002 | 17 | 25 |
| 2003 | 16 | 24 |
| 2004 | 21 | 36 |
| 2005 | 19 | 50 |
| 2006 | 28 | 35 |
| 2007 | 46 | 37 |
| 2008 | 21 | 36 |
| 2009 | 37 | 38 |
| 2010 | 48 | 34 |
| 2011 | 43 | 31 |
| 2012 | 28 | 25 |
| 2013 | 21 | 77 |
| 2014 | 50 | 31 |
| 2015 | 59 | 41 |
| 2016 | 45 | 55 |
| 2017 | 58 | 69 |
| 2018 | 79 | 104 |
| 2019 | 91 | 78 |
| 2020 | 66 | 79 |
| 2021 | 76 | 71 |
| 2022 | 56 | 58 |
| 2023 | 60 | 41 |
| 2024 | 43 | 47 |
| 2025 | 47 | 47 |
| 2026 | 27 | 15 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Laser detector capable of detecting a laser signal according to a transient voltage fluctuation15 Sep 2026US 12,736,400 B2United Microelectronics Corp.
- One time programming memory cell with gate-all-around transistor for physically unclonable function technology15 Sep 2026US 12,740,056 B2eMemory Technology Inc.
- Laser detecting circuit and semiconductor apparatus including the same8 Sep 2026US 12,733,505 B2Samsung Electronics Co., Ltd.
- Jitter applied detection for semiconductor secure element11 Aug 2026US 12,707,982 B2NXP B. V.
- Systems and methods for obfuscating a circuit design4 Aug 2026US 12,699,833 B2Umbralogic Technologies LLC
- Penetration detection sensor8 Oct 2026US 2026/0314427 A1
- Light sensor for package intrusion detection24 Sep 2026US 2026/0293690 A1Taiwan Semiconductor Manufacturing Company.Ltd
- Method for fabricating physically unclonable function device17 Sep 2026US 2026/0282933 A1United Microelectronics Corp.
- Protection of semiconductor devices from optical scanning20 Aug 2026US 2026/0247983 A1Micron Technology, Inc.
- One-time-programmable memory devices and methods of manufacturing thereof9 Jul 2026US 2026/0198000 A1Taiwan Semiconductor Manufacturing Company.Ltd
Most cited
By later US patents
- Tamper respondent system1,284US 7,787,256 B2Gore Enterprise Holdings, Inc. · 2010
- Document having an encoded data structure288US 7,234,645 B2Silverbrook Research Pty Ltd · 2007
- Tamper resistant packaging for information protection in electronic circuitry252US 5,117,457 AInternational Business Machines Corporation · 1992
- Semiconductor interposer integration241US 9,893,004 B2BroadPak Corporation · 2018
- Tamperproof arrangement for an integrated circuit device226US 5,406,630 AMotorola, Inc. · 1995