Inventor · disambiguated record
Jan Douma
Also filed as: DOUMA JAN · DOUMA JAN R
3 granted patents·43 citations·filing 2001–2006
71Inventor score
Top patents by PatentIndex Score
3 records- 0180US8038054B2Method of using an indicia readerHAND HELD PROD INC·Filed 2006·Granted Oct 18, 2011·14 cites·9 claims
- 0262US6480440B2Seismic receiver motion compensationWESTERNGECO LLC·Filed 2001·Granted Nov 12, 2002·23 cites·8 claims
- 0338US6483774B2Timed shooting with a dynamic delayWESTERNGECO LLC·Filed 2001·Granted Nov 19, 2002·6 cites·20 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →