Assignee
TAMA CHEMICALS CO LTD
JP·11 granted patents·2 pending applications·176 citations·filing 1984–2023
Top patents by PatentIndex Score
13 records- 0188US4572769AMethod of manufacturing tetramethyl ammonium hydroxideTAMA CHEMICALS CO LTD·Filed 1984·Granted Feb 25, 1986·38 cites·1 claims
- 0285US5534649AProcess for preparing dialkyl carbonatesTAMA CHEMICALS CO LTD·Filed 1994·Granted Jul 9, 1996·26 cites·4 claims
- 0375US4931578AProcess for the production of trialkoxysilanesTAMA CHEMICALS CO LTD·Filed 1988·Granted Jun 5, 1990·14 cites·12 claims
- 0475US4892625AMethod for producing high purity chemicalsTAMA CHEMICALS CO LTD·Filed 1987·Granted Jan 9, 1990·14 cites·4 claims
- 0573US5103034AProcess for preparing alkoxysilanesTAMA CHEMICALS CO LTD·Filed 1991·Granted Apr 7, 1992·19 cites·6 claims
- 0659US6896927B2Method of preventing organic contamination from the atmosphere of electronic device substrates and electronic device substrates treated therewithTAMA CHEMICALS CO LTD·Filed 2002·Granted May 24, 2005·6 cites·24 claims
- 0758US5545309AMethod of processing organic quaternary ammonium hydroxide-containing waste liquidTAMA CHEMICALS CO LTD·Filed 1995·Granted Aug 13, 1996·18 cites·20 claims
- 0857US5439564AMethod of processing organic quaternary ammonium hydroxide-containing waste liquidTAMA CHEMICALS CO LTD·Filed 1993·Granted Aug 8, 1995·19 cites·5 claims
- 0947US5783609AProcess for recovering organoalkoxysilane from polyorganosiloxaneTAMA CHEMICALS CO LTD·Filed 1994·Granted Jul 21, 1998·7 cites·33 claims
- 1043US2007094936A1Abrasive slurry having high dispersion stability and manufacturing method for a substrateTAMA CHEMICALS CO LTD·Filed 2006·Application pending·0 cites
- 1140US4806329AMethod of producing granular synthetic silicaTAMA CHEMICALS CO LTD·Filed 1986·Granted Feb 21, 1989·5 cites·6 claims
- 1238US2025236526A1Colloidal silica and production method thereforTAMA CHEMICALS CO LTD·Filed 2023·Application pending·0 cites
- 1336US6315644B1Apparatus and process for supplying abrasives for use in the manufacture of semiconductorsTAMA CHEMICALS CO LTD·Filed 1999·Granted Nov 13, 2001·10 cites·13 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →