H01H 2239/002
Conductive track to monitor integrity
H01H2239/002 (Conductive track to monitor integrity) appears on 17 US grants and 9 published applications in this corpus.
Search patents in H01H- Granted patents
- 17
- Published applications
- 9
- Assignees
- 13
- Inventors
- 31
- Latest grant
- 28 Nov 2017
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 1 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 2 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 1 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 2 |
| 2013 | 0 | 1 |
| 2014 | 2 | 2 |
| 2015 | 1 | 0 |
| 2016 | 2 | 1 |
| 2017 | 2 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Tamper resistant rugged keypad28 Nov 2017US 9,831,050 B2Multinational Resources, Inc.
- Environment-tolerant tamper-proof circuit board8 Aug 2017US 9,730,315 B1Square, Inc.
- Encrypting pin pad30 Aug 2016US 9,430,675 B2NCR Corporation
- Rugged keypad19 Jan 2016US 9,240,291 B2Multinational Resources, Inc.
- Keyboard safety protection device6 Oct 2015US 9,152,239 B2Pax Computer Technology (Shenzhen) Co., Ltd.
- Tamper Resistant Rugged Keypad21 Apr 2016US 2016/0111232 A1Multinational Resources, Inc.
- Encrypting pin pad27 Nov 2014US 2014/0351959 A1NCR Corporation
- Keyboard safety protection device1 May 2014US 2014/0118971 A1Pax Computer Technology (Shenzhen) Co., Ltd.
- Rugged Keypad21 Nov 2013US 2013/0306450 A1Multinational Resources, Inc.
- System for detecting intrusions by devices with openable casing14 Jun 2012US 2012/0151607 A1
Most cited
By later US patents
- Tamper resistant pin entry apparatus1,151US 7,238,901 B2Nautilus Hyosung Inc. · 2007
- Adaptive keypad107US 5,510,783 AInterlink Electronics, Inc. · 1996
- Secured pin entry device48US 7,270,275 B1NCR Corporation · 2007
- Environment-tolerant tamper-proof circuit board20US 9,730,315 B1Square, Inc. · 2017
- Self-referencing capacitive key cell structure and switchcore matrices formed therefrom18US 4,876,461 AW. H. Brady Co. · 1989