Inventor · disambiguated record
David L. Robertson
Also filed as: ROBERTSON DAVID L
3 granted patents·105 citations·filing 1993–2004
75Inventor score
Technology areasA63B
Files withMEDIFLEX SYSTEMS INC2
Top patents by PatentIndex Score
3 records- 0181US5380259AArm, hand and wrist exercising deviceMEDIFLEX SYSTEMS INC·Filed 1993·Granted Jan 10, 1995·66 cites·19 claims
- 0275USD507034SFish hook designFiled 2004·Granted Jul 5, 2005·26 cites·1 claims
- 0339US5569124AArm, hand and wrist exercising deviceMEDIFLEX SYSTEMS INC·Filed 1995·Granted Oct 29, 1996·13 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →