Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7643716 | Method for changing refractive index of an optical fiber by applying a high voltage pulse to a longitudinal electrode | Harald Knape | 2010-01-05 |
| 7536876 | Method for forming a longitudinal solid body within an optical fiber | Michael Fokine, Lars Nilsson, Asa Claesson, Laurent Krummenacher, Leif Kjellberg | 2009-05-26 |
| 7348865 | Impedance-matching coupler | Maria Carvalho, Luiz Conrado, Luciene Demenicis, Daniele Seixas | 2008-03-25 |
| 7113328 | Dual-wavelength pumped thulium-doped optical fiber amplifier | Anderson Gomes, Michael Sundheimer, Mariana Torres Carvalho, Joaquim Ferreira Martins-Filho, Carmelo José Albanez Bastos-Filho | 2006-09-26 |
| 6973247 | Method and device for controlling the refractive index in an optical fiber | Michael Fokine, Lars Nilsson, Asa Claesson, Leif Kjellberg, Hania Arsalane +1 more | 2005-12-06 |
| 5642453 | Enhancing the nonlinearity of an optical waveguide | Anne Ingrid Birgitta Lidgard | 1997-06-24 |
| 5200719 | Impedance-matching coupler | Maria Carvalho | 1993-04-06 |
| 4693599 | Apparatus for measuring light beam characteristics | Wilson Sibbett, William Ernest Donald Sleat | 1987-09-15 |