Inventor · disambiguated record
David Lehman
Also filed as: LEHMAN DAVID · LEHMAN DAVID B
4 granted patents·4 pending applications·131 citations·filing 1985–2010
79Inventor score
Top patents by PatentIndex Score
8 records- 0181US4683968ASystem for preventing software piracy employing multi-encrypted keys and single decryption circuit modulesBURROUGHS CORP·Filed 1985·Granted Aug 4, 1987·98 cites·10 claims
- 0266USD510295SReservoir plant standLEHMAN HOPE P·Filed 2003·Granted Oct 4, 2005·19 cites·1 claims
- 0348US2009150273A1Calculating an index that represents the price of a commodityTRADE OF THE CITY OF CHICAGO I·Filed 2007·Application pending·0 cites
- 0447US2011208632A1Generation of a Hedgeable Index and Market Making for a Hedgeable Index-Based Financial InstrumentCHICAGO MERCANTILE EXCHANGE·Filed 2010·Application pending·0 cites
- 0546US2005081439A1Rotatable plant standFiled 2004·Application pending·0 cites
- 0645USD507762SDome plant standFiled 2003·Granted Jul 26, 2005·7 cites·1 claims
- 0745US2006032117A1Potting tableLEHMAN HOPE P·Filed 2004·Application pending·0 cites
- 0844USD507761STerrace plant standFiled 2003·Granted Jul 26, 2005·7 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →