Inventor · disambiguated record
David C. Hanna
Also filed as: HANNA DAVID C · HANNA DAVID COLIN
9 granted patents·1 pending application·535 citations·filing 1990–2003
91Inventor score
Top patents by PatentIndex Score
10 records- 0194US6288835B1Optical amplifiers and light sourceFiled 1999·Granted Sep 11, 2001·132 cites·19 claims
- 0294US5291501AOptical fibre with doped core and doped inner cladding, for use in an optical fibre laserUNIV SOUTHAMPTON·Filed 1990·Granted Mar 1, 1994·108 cites·12 claims
- 0393US6445494B1Optical amplifier and light sourceSOUTHAMPTON PHOTONICS LTD·Filed 2001·Granted Sep 3, 2002·57 cites·51 claims
- 0490US5825551ABeam shaperUNIV SOUTHAMPTON·Filed 1994·Granted Oct 20, 1998·158 cites·22 claims
- 0573US5727007APraseodymium doped waveguide lasersAMOCO CORP·Filed 1992·Granted Mar 10, 1998·34 cites·6 claims
- 0667US7016103B2Multiwavelength light source using an optical parametric oscillatorTIME BANDWITH PRODUCTS AG·Filed 2001·Granted Mar 21, 2006·14 cites·43 claims
- 0758US5406410AOptical fibre amplifier and laserBRITISH TELECOMM·Filed 1993·Granted Apr 11, 1995·19 cites·15 claims
- 0840US5222094ARing laserSECR DEFENCE BRIT·Filed 1990·Granted Jun 22, 1993·8 cites·9 claims
- 0936US2005024716A1Optical device with immediate gain for brightness enhancement of optical pulsesFiled 2003·Application pending·0 cites
- 1030US6834151B1Optical waveguide and fabrication methodQINETIQ LTD·Filed 1999·Granted Dec 21, 2004·5 cites·11 claims
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