Individual holder
HAAS DAVID J
12 granted patents·2 pending applications·453 citations·filing 1980–2012
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
14 records- 0198US4903254ATime indicator enhancement methodHAAS DAVID J·Filed 1989·Granted Feb 20, 1990·213 cites·15 claims
- 0295US9052349B2Magnetic field sensor and method used in a magnetic field sensor that adjusts a sensitivity and/or an offset over temperatureHAAS DAVID J·Filed 2012·Granted Jun 9, 2015·12 cites·21 claims
- 0393US4925716APin feed badgeHAAS DAVID J·Filed 1989·Granted May 15, 1990·66 cites·3 claims
- 0487US7263037B2One piece self-expiring security badge or labelHAAS DAVID J·Filed 2006·Granted Aug 28, 2007·16 cites·9 claims
- 0579USD653286SLaser printable card badge sheetHAAS DAVID J·Filed 2011·Granted Jan 31, 2012·24 cites·1 claims
- 0674US8266770B2Clip for fabricsHAAS DAVID J·Filed 2011·Granted Sep 18, 2012·4 cites·13 claims
- 0773US7080530B2Keyless locking deviceHAAS DAVID J·Filed 2005·Granted Jul 25, 2006·7 cites·10 claims
- 0871US4432630ALight sensitive validating identification badge systemHAAS DAVID J·Filed 1980·Granted Feb 21, 1984·54 cites·28 claims
- 0962USD677724SLaser printable card badge sheetHAAS DAVID J·Filed 2012·Granted Mar 12, 2013·11 cites·1 claims
- 1054USD670340SLaser printable card badge sheetHAAS DAVID J·Filed 2012·Granted Nov 6, 2012·8 cites·1 claims
- 1152US4779120ALight sensitive validating identification badge systemHAAS DAVID J·Filed 1985·Granted Oct 18, 1988·33 cites·7 claims
- 1247US2008044310A1Chemical residue indicatorHAAS DAVID J·Filed 2006·Application pending·0 cites
- 1346USD680027SLanyard clasp for identification badgesHAAS DAVID J·Filed 2012·Granted Apr 16, 2013·5 cites·1 claims
- 1445US2007158409A1Process for validating identification badges and heat transfer ribbon thereforHAAS DAVID J·Filed 2005·Application pending·0 cites
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