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Birkerød, Denmark

Crystal Fibre A/s

USPTO Granted Patents = 30

Forward Citations = 1,225

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31 inventors (with patents filed for the assignee):

Jes Broeng (13 out of 18 patents)

Anders Overgaard Bjarklev (10 out of 12 patents)

Philip St John Russell (9 out of 13 patents)

4. Timothy Adam Birks (8 out of 16 patents)

5. Stig Eigil Barkou Libori (7 out of 7 patents)

6. Brian Joseph Mangan (6 out of 9 patents)

7. Jacob Riis Folkenberg (6 out of 6 patents)

8. Guillaume Vienne (6 out of 6 patents)

9. Jonathan Cave Knight (5 out of 18 patents)

10. Peter M W Skovgaard (5 out of 6 patents)

11. David Philip Williams (4 out of 5 patents)

12. Martin Dybendal Nielsen (4 out of 4 patents)

13. Hendrik Sabert (3 out of 11 patents)

14. Peter John Roberts (3 out of 3 patents)

15. Christian Jakobsen (2 out of 28 patents)

30 patents: Sort by Forward Citations

1. 7590323 - Optical fibre with high numerical aperture, method of its production, and use thereof (2009-09-15),

2. 7539382 - Hermetically sealed optical fibre with voids or holes, method of its production, and its use (2009-05-26),

3. 7532798 - Optical waveguide (2009-05-12),

4. 7532792 - Optical coupler, a method of its fabrication and use (2009-05-12),

5. 7526165 - Optical coupler devices, methods of their production and use (2009-04-28),

6. 7366388 - Hollow-core optical fiber and method of making same (2008-04-29),

7. 7349611 - Photonic bandgap fibre, and use thereof (2008-03-25),

8. 7346249 - Photonic bandgap optical waveguide with anti-resonant core boundary (2008-03-18),

9. 7327922 - Hermetically sealed optical fibre with voids or holes, method of its production, and its use (2008-02-05),

10. 7321712 - Optical waveguide (2008-01-22),

11. 7305164 - Enhanced optical waveguide (2007-12-04),

12. 7289709 - Photonic crystal fibres comprising stress elements (2007-10-30),

13. 7266275 - Nonlinear optical fibre method of its production and use thereof (2007-09-04),

14. 7245807 - Optical fiber and method for making an optical fiber (2007-07-17),

15. 7224873 - Optical fibres (2007-05-29),

Crystal Fibre A/S is a leading manufacturer and supplier of specialty optical fibers for various industries. With over two decades of experience, we offer a wide range of high-quality fibers designed for applications in telecommunications, medical technology, laser technology, and sensing. Our advanced fiber solutions provide exceptional performance, durability, and flexibility. Visit our website to learn more about our products and how Crystal Fibre can meet your fiber optic needs.

This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Dec 30 2025

30 Patents

#2 in Birkerød

#102 in Denmark

#21,209 in the World

Birkerød, Denmark

Crystal Fibre A/s

Forward Citations = 1,225

31 inventors:

Jes Broeng (13 out of 18 patents)

Anders Overgaard Bjarklev (10 out of 12 patents)

Philip St John Russell (9 out of 13 patents)

4. Timothy Adam Birks (8 out of 16 patents)

5. Stig Eigil Barkou Libori (7 out of 7 patents)

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