Inventor · disambiguated record
Douglas C. Mark
Also filed as: MARK DOUGLAS · MARK DOUGLAS C
3 granted patents·1 pending application·6 citations·filing 2001–2007
58Inventor score
Files withHINDS INSTRUMENTS INC3
Top patents by PatentIndex Score
4 records- 0149US6992758B2Birefringence measurement of large-format samplesHINDS INSTRUMENTS INC·Filed 2003·Granted Jan 31, 2006·2 cites·16 claims
- 0248US7746465B2Sample holder for an optical elementHINDS INSTRUMENTS INC·Filed 2007·Granted Jun 29, 2010·0 cites·18 claims
- 0345US7016039B2Purging light beam paths in optical equipmentHINDS INSTRUMENTS INC·Filed 2003·Granted Mar 21, 2006·4 cites·31 claims
- 0428US2002017986A1Brake failure detection method and apparatusFiled 2001·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →