Inventor · disambiguated record
P. David Halstead
Also filed as: HALSTEAD P D · HALSTEAD P DAVID
13 granted patents·2 pending applications·683 citations·filing 1999–2006
94Inventor score
Files withSOUTHERN IMPACT RES CT LLC8MAD PARTNERS3HALSTEAD P DAVID1LEXINGTON SAFETY PRODUCTS INC1MAD PARTNERS LLC1
Top patents by PatentIndex Score
15 records- 0197USD466651SHelmetSOUTHERN IMPACT RES CT LLC·Filed 2000·Granted Dec 3, 2002·105 cites·1 claims
- 0297US6434755B1HelmetSOUTHERN IMPACT RES CT LLC·Filed 2000·Granted Aug 20, 2002·134 cites·11 claims
- 0395US6219850B1HelmetLEXINGTON SAFETY PRODUCTS INC·Filed 1999·Granted Apr 24, 2001·150 cites·9 claims
- 0492US6351853B1Helmet fitting systemSOUTHERN IMPACT RES CT LLC·Filed 2000·Granted Mar 5, 2002·67 cites·7 claims
- 0591US6370699B1Jaw pad for helmetSOUTHERN IMPACT RES CT LLC·Filed 2001·Granted Apr 16, 2002·72 cites·16 claims
- 0688US6763524B2Titanium wire face guardMAD PARTNERS·Filed 2002·Granted Jul 20, 2004·30 cites·3 claims
- 0784US6591428B2Helmet fitting systemSOUTHERN IMPACT RES CT LLC·Filed 2002·Granted Jul 15, 2003·46 cites·3 claims
- 0872US6421829B2Titanium wire face guardMAD PARTNERS·Filed 2001·Granted Jul 23, 2002·21 cites·1 claims
- 0970US6637091B2Method for making titanium wire face guardMAD PARTNERS·Filed 2001·Granted Oct 28, 2003·20 cites·6 claims
- 1067US6481066B1BuckleSOUTHERN IMPACT RES CT LLC·Filed 2001·Granted Nov 19, 2002·12 cites·4 claims
- 1165US6532632B1BuckleFiled 2001·Granted Mar 18, 2003·11 cites·5 claims
- 1259US6497012B2BuckleSOUTHERN IMPACT RES CT LLC·Filed 2001·Granted Dec 24, 2002·8 cites·6 claims
- 1358US6371710B1Attachment systemSOUTHERN IMPACT RES CT LLC·Filed 2000·Granted Apr 16, 2002·7 cites·11 claims
- 1446US2006143765A1Method for making titanium wire face guardMAD PARTNERS LLC·Filed 2006·Application pending·0 cites
- 1541US2004262364A1Method for making titanium wire face guardHALSTEAD P DAVID·Filed 2004·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →