Inventor · disambiguated record
Alan Sprain
Also filed as: SPRAIN ALAN
3 granted patents·126 citations·filing 1997–1999
75Inventor score
Top patents by PatentIndex Score
3 records- 0181US5949214ARechargeable battery packINPUT OUTPUT INC·Filed 1997·Granted Sep 7, 1999·92 cites·16 claims
- 0249US6031789AMagnetic drive subassembly in a depth control deviceINPUT OUTPUT INC·Filed 1997·Granted Feb 29, 2000·17 cites·15 claims
- 0340US6262945B1Seismic signal coupling device and methodSYNTRON INC·Filed 1999·Granted Jul 17, 2001·17 cites·13 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →