Inventor · disambiguated record
David Marcos Halpern
Also filed as: HALPERN DAVID · HALPERN DAVID MARCOS
4 granted patents·560 citations·filing 1974–1996
82Inventor score
Technology areasA61B
Top patents by PatentIndex Score
4 records- 0192USD291894SEyeglass retaining cord with adjustable slideINT TROPIC CAL INC·Filed 1984·Granted Sep 15, 1987·60 cites·1 claims
- 0281US5749883AMedical instrumentFiled 1996·Granted May 12, 1998·377 cites·11 claims
- 0376US3989033ASurgical instrument for biopsiesHALPERN DAVID MARCOS·Filed 1974·Granted Nov 2, 1976·121 cites·8 claims
- 0432USD243302SSunglass rackWEISENFELD GEORGE·Filed 1975·Granted Feb 8, 1977·2 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →