Inventor · disambiguated record
Colin D. Campbell
Also filed as: CAMPBELL COLIN · CAMPBELL COLIN D · CAMPBELL COLIN DENNIS · DINGWALL JOHN G
13 granted patents·3 pending applications·122 citations·filing 1976–2009
92Inventor score
Top patents by PatentIndex Score
16 records- 0189US5334727APyrazole-containing pigment derivativesCIBA GEIGY CORP·Filed 1993·Granted Aug 2, 1994·30 cites·26 claims
- 0284US7544448B2Tetrabenzodiazadiketoperylene pigments for laser markingCIBA SC HOLDING AG·Filed 2006·Granted Jun 9, 2009·8 cites·18 claims
- 0382US4147780Aα-Amino-phosphonous acids for inhibiting bacteria and yeastCIBA GEIGY CORP·Filed 1977·Granted Apr 3, 1979·19 cites·12 claims
- 0478US7122081B2Process for aqueous milling of quinacridone pigmentsCIBA SC HOLDING AG·Filed 2004·Granted Oct 17, 2006·10 cites·23 claims
- 0577US7419542B22,9-dichloro-quinacridone as α-quinacridone crystal phase inhibitorCIBA SC HOLDING AG·Filed 2006·Granted Sep 2, 2008·5 cites·25 claims
- 0667US7101428B22,9-Dichloro-quinacridone as alpha-quinacridone crystal phase inhibitorCIBA SC HOLDING AG·Filed 2004·Granted Sep 5, 2006·8 cites·18 claims
- 0761US4205977AAgent and method for influencing plant growthCIBA GEIGY CORP·Filed 1978·Granted Jun 3, 1980·4 cites·9 claims
- 0859US5783723AProcess for the preparation of dialkyl succinylsuccinatesCIBA SC HOLDING AG·Filed 1996·Granted Jul 21, 1998·9 cites·25 claims
- 0953US4920217AProduction of dimethylaminomethyl copper phthalocyanineCIBA GEIGY CORP·Filed 1988·Granted Apr 24, 1990·5 cites·4 claims
- 1051US2010065200A1Tetrabenzodiazadiketoperylene pigments in laser weldingSARVER JOSEPHD E·Filed 2009·Application pending·0 cites
- 1150US4981888AResin compositionsCIBA GEIGY CORP·Filed 1989·Granted Jan 1, 1991·8 cites·13 claims
- 1250US4102701APlaster compositions containing oxo-polycarboxylic acids as a set retarderCIBA GEIGY CORP·Filed 1976·Granted Jul 25, 1978·11 cites·17 claims
- 1350US2008124498A1Laser marking of pigmented substratesCOLE DAMIEN THURBER·Filed 2007·Application pending·0 cites
- 1448US4892968A3,3'-Dichloro-4,4-diaminodiphenyl sulfonic acidsCIBA GEIGY CORP·Filed 1988·Granted Jan 9, 1990·3 cites·1 claims
- 1546US2007179222A1Tetrabenzodiazadiketoperylene pigments and dyesCOLE DAMIEN T·Filed 2006·Application pending·0 cites
- 1643US4153601A4-Hydroxyquinolone-(2)-azomethine copper complex pigmentsCIBA GEIGY CORP·Filed 1977·Granted May 8, 1979·2 cites·4 claims
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