Inventor
Franklin W. Kerfoot, III
Inventor
Red Bank, NJ, US
Overview
Patents· 17 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H04Bprimary
H04BTransmission41%
H04JMultiplex communication24%
G02BOptical elements, systems or apparatus10%
H01SDevices using the process of light amplification by stimulated emission of radiation [laser] to amplify or generate light10%
H04LTransmission of digital information, e.g. telegraphic communication10%
H03MCoding3%
PatentTitleYear
9,160,445'Method and system for fault recovery in an optical network'20158,305,877'System and method for distributed fault sensing and recovery'20127,881,611'Optical fiber transmission system with noise loading'20117,646,983'Apparatus and method for commissioning an optical transmission system'20107,526,201'Optical fiber transmission system with noise loading'20097,519,295'Apparatus and method for commissioning an optical transmission system'20097,424,651'Method and apparatus for decision threshold control in an optical signal receiver'20087,233,738'Protection switching architecture and method of use'20077,032,154'Concatenated forward error correction decoder'20066,999,683'Optical fiber transmission system with noise loaded idler channels'20066,704,511'Optical fiber transmission system with noise loaded idler channels'20046,571,032'Apparatus and method for multiplexing and/or demultiplexing optical signals having substantially equal dispersion'20036,567,577'Method and apparatus for providing chromatic dispersion compensation in a wavelength division multiplexed optical transmission system'20036,320,884'Wide bandwidth Raman amplifier employing a pump unit generating a plurality of wavelengths'20016,122,298'Multi-wavelength optical pump'20006,038,356'Lightwave transmission system employing raman and rare-earth doped fiber amplification'20005,173,957'Pump redundancy for optical amplifiers'1992Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1992Patents assigned to AT & T BELL LAB (1)· patent assignee history
1992–2015Based in Red Bank, NJ, US· patent location history
2000Patents assigned to TYCO SUBMARINE SYSTEMS LTD (2)· patent assignee history
2000Based in Middletown, NJ, US· patent location history
2003–2010Patents assigned to TYCO TELECOMM US INC (10)· patent assignee history
2011–2015Patents assigned to TYCO ELECTRONICS SUBSEA COMM (3)· patent assignee history
2012Patents assigned to GIOTIS JAMES C (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| TYCO TELECOMM US INC | 10 | 2003–2010 |
| TYCO ELECTRONICS SUBSEA COMM | 3 | 2011–2015 |
| TYCO SUBMARINE SYSTEMS LTD | 2 | 2000 |
| AT & T BELL LAB | 1 | 1992 |
| GIOTIS JAMES C | 1 | 2012 |
Locations
| Location | Patents | Span |
|---|---|---|
| Red Bank, New Jersey, US | 16 | 1992–2015 |
| Middletown, New Jersey, US | 1 | 2000 |