Assignee
UMPQUA RESEARCH COMPANY
US·7 granted patents·137 citations·filing 1991–1997
Top patents by PatentIndex Score
7 records- 0182US5643799AProcess for analyzing CO2 in seawaterUMPQUA RESEARCH COMPANY·Filed 1994·Granted Jul 1, 1997·51 cites·18 claims
- 0263US5312756ATotal organic carbon (TOC) and total inorganic carbon (TIC) calibration systemUMPQUA RESEARCH COMPANY·Filed 1992·Granted May 17, 1994·28 cites·20 claims
- 0354US5624567AProcess for removing iodine/iodide from aqueous solutionsUMPQUA RESEARCH COMPANY·Filed 1996·Granted Apr 29, 1997·20 cites·18 claims
- 0449US5244478AReagentless separator for removal of acid gases and their hydrolysis products from solutionsUMPQUA RESEARCH COMPANY·Filed 1991·Granted Sep 14, 1993·15 cites·20 claims
- 0544US5910448AProcess for analyzing CO2 in air and in waterUMPQUA RESEARCH COMPANY·Filed 1997·Granted Jun 8, 1999·13 cites·18 claims
- 0639US5186842AMethod for removing low molecular weight contaminantsUMPQUA RESEARCH COMPANY·Filed 1991·Granted Feb 16, 1993·7 cites·21 claims
- 0731US5559035ASolid phase calibration standardsUMPQUA RESEARCH COMPANY·Filed 1994·Granted Sep 24, 1996·3 cites·1 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →