Inventor · disambiguated record
Andrew J. Happel
Also filed as: HAPPEL ANDREW J
6 granted patents·3 pending applications·96 citations·filing 2005–2014
84Inventor score
Top patents by PatentIndex Score
9 records- 0190US8839564B2Trailer door sealHAPPEL ANDREW J·Filed 2011·Granted Sep 23, 2014·23 cites·30 claims
- 0287US7263746B2Expansion ring assembly with removable drive mechanismPRESS SEAL GASKET CORP·Filed 2005·Granted Sep 4, 2007·21 cites·18 claims
- 0387US7252293B2Two-part gasket for pipe-to-pipe connectionsPRESS SEAL GASKET CORP·Filed 2005·Granted Aug 7, 2007·34 cites·15 claims
- 0470US7827665B2Gasket and mandrel assembly for pipe jointsPRESS SEAL GASKET CORP·Filed 2006·Granted Nov 9, 2010·5 cites·13 claims
- 0563US8118519B2Grout and lifting tubeHAPPEL ANDREW J·Filed 2008·Granted Feb 21, 2012·6 cites·14 claims
- 0661US7677603B2Seal assembly for pipe-to-structure connectionsPRESS SEAL GASKET CORP·Filed 2006·Granted Mar 16, 2010·7 cites·18 claims
- 0753US2011024993A1Gasket and mandrel assembly for pipe jointsPRESS SEAL GASKET CORP·Filed 2010·Application pending·0 cites
- 0849US2014352227A1Trailer door sealHAPPEL ANDREW J·Filed 2014·Application pending·0 cites
- 0942US2006049627A1Pipe joint gasketHAPPEL ANDREW J·Filed 2005·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →