Inventor · disambiguated record
Peter Hedgewick
Also filed as: HEDGEWICK PETER · HEDGEWICK PETER H
25 granted patents·3 pending applications·563 citations·filing 1974–2008
97Inventor score
Files withPAC TEC INC16INT TOOLS 1973 LTD6AVERY DENNISON CORP1CARAN ENGINEERING1CARAN ENGINEERING INVESTMENTS1
Top patents by PatentIndex Score
28 records- 0186US3971623ARoadway markerINT TOOLS 1973 LTD·Filed 1975·Granted Jul 27, 1976·49 cites·46 claims
- 0283US4319690AChild-resistant closure and container assembly including improved outer capINT TOOLS 1973 LTD·Filed 1980·Granted Mar 16, 1982·67 cites·22 claims
- 0378US4049148AChild resistant closure assemblyINT TOOLS 1973 LTD·Filed 1976·Granted Sep 20, 1977·42 cites·21 claims
- 0475US5002424AReflective pavement marker with inclined reinforcing ribsPAC TEC INC·Filed 1990·Granted Mar 26, 1991·43 cites·10 claims
- 0573US4090629ASpiral lock safety closureINT TOOLS 1973 LTD·Filed 1977·Granted May 23, 1978·33 cites·3 claims
- 0670US4444327ATight vial assembly with one-piece capHEDGEWICK PETER·Filed 1983·Granted Apr 24, 1984·39 cites·12 claims
- 0770US3933119ATriangular signalling deviceREFLEX CORP OF CANADA LIMITED·Filed 1974·Granted Jan 20, 1976·26 cites·33 claims
- 0864USD346984SPavement markerPAC TEC INC·Filed 1992·Granted May 17, 1994·11 cites·1 claims
- 0964USD327230SSnowplowable guard member for pavement markersPAC TEC INC·Filed 1989·Granted Jun 23, 1992·10 cites·1 claims
- 1062US5053182AOne piece safety cap molding apparatus and methodCARAN ENGINEERING INVESTMENTS·Filed 1989·Granted Oct 1, 1991·24 cites·6 claims
- 1161US6428238B2Road marker collarPAC TEC INC·Filed 2001·Granted Aug 6, 2002·9 cites·7 claims
- 1261US4883384AProtective roadway marker guard railsPAC TEC INC·Filed 1988·Granted Nov 28, 1989·24 cites·12 claims
- 1360US6116812ASnowplowable pavement markerAVERY DENNISON CORP·Filed 1999·Granted Sep 12, 2000·22 cites·3 claims
- 1458US5308186ASnowplowable road markerPAC TEC INC·Filed 1992·Granted May 3, 1994·28 cites·15 claims
- 1557US5502593ACompact pavement markerPAC TEC INC·Filed 1992·Granted Mar 26, 1996·19 cites·14 claims
- 1657US3984175APavement markerINT TOOLS 1973 LTD·Filed 1975·Granted Oct 5, 1976·18 cites·9 claims
- 1755US5240719AOne piece safety cap molding apparatusCARAN ENGINEERING·Filed 1991·Granted Aug 31, 1993·20 cites·7 claims
- 1853US2009097915A1Low Profile Road Marker ProtectorPAC TEC INC·Filed 2008·Application pending·0 cites
- 1950US5975794ASnowplowable pavement markerPAC TEC INC·Filed 1997·Granted Nov 2, 1999·16 cites·5 claims
- 2050US2008038058A1Retro-Reflective Pavement MarkersPAC TEC INC·Filed 2007·Application pending·0 cites
- 2148US4159779ASafety package with threaded stop lockINT TOOLS 1973 LTD·Filed 1978·Granted Jul 3, 1979·13 cites·5 claims
- 2244USD348411SPavement markerPAC TEC INC·Filed 1992·Granted Jul 5, 1994·4 cites·1 claims
- 2343US5564854ASnowplowable road markerPAC TEC INC·Filed 1994·Granted Oct 15, 1996·16 cites·9 claims
- 2442US2003059256A1Solid pavement markerFiled 2001·Application pending·0 cites
- 2540US5061114AReflective pavement marker and method of apparatus for making samePAC TEC INC·Filed 1990·Granted Oct 29, 1991·14 cites·3 claims
- 2635USD426169SSnowplowable pavement markerPAC-TEC INC·Filed 1997·Granted Jun 6, 2000·2 cites·1 claims
- 2734US6200064B1Road marker with collarPAC TEC INC·Filed 1997·Granted Mar 13, 2001·6 cites·5 claims
- 2831US5098217AAbrasion resistant coating for pavement markerPAC TEC INC·Filed 1990·Granted Mar 24, 1992·8 cites·14 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →