Inventor · disambiguated record
Eric J. Frankfort
Also filed as: FRANKFORT ERIC J
4 granted patents·66 citations·filing 1977–2005
77Inventor score
Top patents by PatentIndex Score
4 records- 0180US4562567AApparatus for controlling the write beam in an optical data recording systemPHILIPS CORP·Filed 1982·Granted Dec 31, 1985·25 cites·6 claims
- 0277US4119815ACentral station system including secondary communication path established through commercial telephone networkAMERICAN DISTRICT TELEGRAPH CO·Filed 1977·Granted Oct 10, 1978·30 cites·18 claims
- 0368US7110682B2Method and apparatus for maintaining a pre-determined ratio of a pilot tone power and a mean optical output power of an optical signalTELLABS OPERATIONS INC·Filed 2005·Granted Sep 19, 2006·3 cites·20 claims
- 0465US6931214B1Method and apparatus for maintaining a pre-determined ratio of a pilot tone power and a mean optical output power of an optical signalTELLABS OPERATIONS INC·Filed 2000·Granted Aug 16, 2005·8 cites·22 claims
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