Individual holder
CHAPIN DAVID S
US·5 granted patents·101 citations·filing 1989–2011
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
5 records- 0188US4998356ACarpenter's tape measure with push on-push off locking mechanismCHAPIN DAVID S·Filed 1989·Granted Mar 12, 1991·53 cites·12 claims
- 0282US9101724B2Pen injection device needle dispensing and storing apparatusCHAPIN DAVID S·Filed 2011·Granted Aug 11, 2015·14 cites·26 claims
- 0372US8887912B2Living hinge needle assembly for medicament delivery deviceCHAPIN DAVID S·Filed 2011·Granted Nov 18, 2014·5 cites·13 claims
- 0466US5001843ACarpenter's tape machineCHAPIN DAVID S·Filed 1989·Granted Mar 26, 1991·22 cites·23 claims
- 0539US5136900AFused hand toolCHAPIN DAVID S·Filed 1990·Granted Aug 11, 1992·7 cites·5 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →