Assignee
CRYSTAL TECH INC
US·20 granted patents·403 citations·filing 1985–2008
Top patents by PatentIndex Score
20 records- 0191US5148503AApparatus and method for linearized cascade coupled integrated optical modulatorCRYSTAL TECH INC·Filed 1991·Granted Sep 15, 1992·111 cites·23 claims
- 0288US5249243AApparatus and method for cascade coupled integrated optical phase modulator for linearization of signal transferCRYSTAL TECH INC·Filed 1992·Granted Sep 28, 1993·90 cites·20 claims
- 0380US6319430B1Preconditioned crystals of lithium niobate and lithium tantalate and method of preparing the sameCRYSTAL TECH INC·Filed 1999·Granted Nov 20, 2001·52 cites·6 claims
- 0467US7580182B2Frequency synthesis for acousto-optic devicesCRYSTAL TECH INC·Filed 2008·Granted Aug 25, 2009·3 cites·9 claims
- 0565US7649624B1Systems and methods for detecting scratches on non-semiconductor wafer surfacesCRYSTAL TECH INC·Filed 2008·Granted Jan 19, 2010·3 cites·29 claims
- 0665US7381397B2Using condensed chemicals to precondition lithium niobate and lithium tantalate crystalsCRYSTAL TECH INC·Filed 2005·Granted Jun 3, 2008·1 cites·26 claims
- 0765US7142735B2Acousto-optic tunable filter controllerCRYSTAL TECH INC·Filed 2005·Granted Nov 28, 2006·3 cites·18 claims
- 0863US4661738ACompensation techniques for temperature effects and non-uniform amplitude distributions in saw devicesCRYSTAL TECH INC·Filed 1985·Granted Apr 28, 1987·14 cites·15 claims
- 0962US7595929B1Grooved backside acoustic termination of acousto-optic devicesCRYSTAL TECH INC·Filed 2007·Granted Sep 29, 2009·3 cites·13 claims
- 1062US5310448AComposition for growth of homogeneous lithium niobate crystalsCRYSTAL TECH INC·Filed 1988·Granted May 10, 1994·15 cites·16 claims
- 1159US5675673AIntegrated optic modulator with segmented electrodes and sloped waveguidesCRYSTAL TECH INC·Filed 1996·Granted Oct 7, 1997·27 cites·20 claims
- 1257US7153487B2Using condensed chemicals to precondition lithium niobate and lithium tantalate crystalsCRYSTAL TECH INC·Filed 2004·Granted Dec 26, 2006·4 cites·24 claims
- 1356US5343827AMethod for crystal growth of beta barium borateanCRYSTAL TECH INC·Filed 1992·Granted Sep 6, 1994·15 cites·20 claims
- 1452US5854862ALinearized optic modulator with segmented electrodesCRYSTAL TECH INC·Filed 1997·Granted Dec 29, 1998·17 cites·15 claims
- 1548US5671302ALinearized optic modulator with segmented electrodesCRYSTAL TECH INC·Filed 1996·Granted Sep 23, 1997·14 cites·15 claims
- 1636US5712722ADriver circuit for stabilizing optical outputs of acoustooptic devicesCRYSTAL TECH INC·Filed 1996·Granted Jan 27, 1998·9 cites·15 claims
- 1731US5193097AOptical device using a cerium-doped KTP crystalCRYSTAL TECH INC·Filed 1992·Granted Mar 9, 1993·7 cites·26 claims
- 1830US6236492B1Electrode with a balanced centroid, soft edges and an apodization ratio greater than oneCRYSTAL TECH INC·Filed 1999·Granted May 22, 2001·5 cites·25 claims
- 1930US5742425ATechnique for electronically stabilizing the ouputs of acoustooptic devicesCRYSTAL TECH INC·Filed 1997·Granted Apr 21, 1998·9 cites·17 claims
- 2029US5133990ATechnique for mass production of coded surface acoustic wave devicesCRYSTAL TECH INC·Filed 1990·Granted Jul 28, 1992·1 cites·9 claims
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