Inventor · disambiguated record
Daniel H. Pierce
Also filed as: PIERCE DANIEL · PIERCE DANIEL H
7 granted patents·116 citations·filing 1988–2004
85Inventor score
Top patents by PatentIndex Score
7 records- 0179US5143351ASelf-locking valve spring retainerPIERCE DANIEL H·Filed 1991·Granted Sep 1, 1992·37 cites·15 claims
- 0265US4879978APoppet valve spring retainerPIERCE DANIEL H·Filed 1988·Granted Nov 14, 1989·20 cites·21 claims
- 0359US5255640ABi-plastic self-locking valve spring retainerD P I·Filed 1993·Granted Oct 26, 1993·22 cites·10 claims
- 0459US5226229ASelf-locking valve spring retainerPIERCE DANIEL H·Filed 1992·Granted Jul 13, 1993·20 cites·9 claims
- 0555US6273046B1Valve spring retainer with skirtFiled 1999·Granted Aug 14, 2001·15 cites·10 claims
- 0644US7593649B1Method and apparatus for wired infrared demodulationDIGITAL NETWORKS NORTH AMERICA·Filed 2004·Granted Sep 22, 2009·0 cites·28 claims
- 0729US6273045B1Valve spring retainer-enlarged slotsFiled 1999·Granted Aug 14, 2001·2 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →