Inventor · disambiguated record
Liang D. Tzeng
Also filed as: TZENG LIANG · TZENG LIANG D · TZENG LIANG DAVID
8 granted patents·193 citations·filing 1986–2002
87Inventor score
Files withMULTIPLEX INC3AMERICAN TELEPHONE & TELEGRAPH2AT & T BELL LAB1AT & T CORP1BELL TELEPHONE LABOR INC1
Top patents by PatentIndex Score
8 records- 0183US5532471AOptical transimpedance amplifier with high dynamic rangeAT & T CORP·Filed 1994·Granted Jul 2, 1996·81 cites·6 claims
- 0275US6597718B2Electroabsorption-modulated fabry perot laserMULTIPLEX INC·Filed 2001·Granted Jul 22, 2003·14 cites·17 claims
- 0371US4718120APolarization insensitive coherent lightwave detectorAMERICAN TELEPHONE & TELEGRAPH·Filed 1986·Granted Jan 5, 1988·42 cites·5 claims
- 0470US4900917APolarization insensitive optical communication device utilizing optical preamplificationAMERICAN TELEPHONE & TELEGRAPH·Filed 1988·Granted Feb 13, 1990·41 cites·14 claims
- 0557US7031612B2Optical transponders and transceiversMULTIPLEX INC·Filed 2001·Granted Apr 18, 2006·5 cites·11 claims
- 0642US6812805B2Differential transmission line for high bandwidth signalsMULTIPLEX INC·Filed 2002·Granted Nov 2, 2004·1 cites·5 claims
- 0734US5132829ATone spacing and power level monitor for fsk lightwave systemsBELL TELEPHONE LABOR INC·Filed 1989·Granted Jul 21, 1992·6 cites·24 claims
- 0829US5095281AMethod and apparatus for determining the absolute noise figure of optical amplifiersAT & T BELL LAB·Filed 1990·Granted Mar 10, 1992·3 cites·30 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →