Inventor · disambiguated record
David A. Opperman
Also filed as: OPPERMAN DAVID · OPPERMAN DAVID A · OPPERMAN DAVID B · Opperman David Andrew
11 granted patents·5 pending applications·33 citations·filing 2005–2024
87Inventor score
Top patents by PatentIndex Score
16 records- 0189US12376939B2Method of marking a specimenMARGINVIEW LLC·Filed 2022·Granted Aug 5, 2025·2 cites·17 claims
- 0282US10349823B2Retractor and tip extender thereforOPPERMAN DAVID A·Filed 2018·Granted Jul 16, 2019·5 cites·30 claims
- 0373USD990679STissue specimen marking clipMARGINVIEW LLC·Filed 2021·Granted Jun 27, 2023·6 cites·1 claims
- 0469US9750915B2Nasal cannula comfort tipOPPERMAN DAVID A·Filed 2013·Granted Sep 5, 2017·7 cites·15 claims
- 0568US10111727B2Surgical specimen marking mechanismOpperman David Andrew·Filed 2016·Granted Oct 30, 2018·3 cites·12 claims
- 0666US11464599B1Specimen marking mechanismMARGINVIEW LLC·Filed 2019·Granted Oct 11, 2022·1 cites·20 claims
- 0766US10238373B1RetractorOPPERMAN DAVID A·Filed 2017·Granted Mar 26, 2019·1 cites·6 claims
- 0862USD955572SRetractorCOLORADO VOICE CLINIC P C·Filed 2020·Granted Jun 21, 2022·2 cites·1 claims
- 0960US2025161687A1Methods for positioning patient treatment systems to sense cardiac depolarization and/or stimulate afferent fibers, and associated devices and systemsBAROLOGICS INC·Filed 2024·Application pending·0 cites
- 1058US11432716B2Retractor and tip extender thereforCOLORADO VOICE CLINIC P C·Filed 2019·Granted Sep 6, 2022·0 cites·17 claims
- 1152US2022401180A1Specimen Marking ClipMARGINVIEW LLC·Filed 2022·Application pending·0 cites
- 1246USD905236SRetractorCOLORADO VOICE CLINIC P C·Filed 2018·Granted Dec 15, 2020·3 cites·1 claims
- 1345USD866759SRetractorCOLORADO VOICE CLINIC P C·Filed 2017·Granted Nov 12, 2019·3 cites·1 claims
- 1444US2006196049A1Method for assembling a non-linear composite tubeOPPERMAN DAVID·Filed 2006·Application pending·0 cites
- 1543US2006196035A1Method for assembling a non-linear composite tubeOPPERMAN DAVID·Filed 2005·Application pending·0 cites
- 1640US2007011654A1Method and apparatus for reformatting source code appearanceOPPERMAN DAVID B·Filed 2005·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →