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For the Inventor, By the Inventor

DK

Ibsen Photonics A/s


USPTO Granted Patents = 9

% Expired Patents = 66.7

Forward Citations = 154

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17 inventors (with patents filed for the assignee):

goldMedal Bjarke Rose (5 out of 6 patents)

silverMedal Per Eld Ibsen (5 out of 7 patents)

bronzeMedal Jens Bastue (3 out of 3 patents)

4.  Michael Rasmussen (3 out of 3 patents)

5.  Claus Friis Pedersen (2 out of 2 patents)

6.  Chaker Khalfaoui (2 out of 2 patents)

7.  Johan Christer Holm (2 out of 2 patents)

8.  Thomas Sorensen (1 out of 1 patent)

9.  Kristian Buchwald (1 out of 1 patent)

10.  Lasse Wengel Christoffersen (1 out of 3 patents)

11.  Poul-Erik Hansen (1 out of 2 patents)

12.  Nicolai Herholdt-Rasmussen (1 out of 1 patent)

13.  Ole Jespersen (1 out of 1 patent)

14.  Thomas Rasmussen (1 out of 1 patent)

15.  Keld Theodor (1 out of 1 patent)


9 patents:

1. 8189259 - Polarization independent grating (2012-05-29),
2. 7180590 - Transmission spectrometer with improved spectral and temperature characteristics (2007-02-20),
3. 7085492 - Wavelength division multiplexed device (2006-08-01),
4. 6978062 - Wavelength division multiplexed device (2005-12-20),
5. 6892002 - Stacked planar integrated optics and tool for fabricating same (2005-05-10),
6. 6862092 - Spectrometer (2005-03-01),
7. 6842239 - Alignment of multi-channel diffractive WDM device (2005-01-11),
8. 6762880 - Grating structures and methods of making the grating structures (2004-07-13),
9. 6693701 - Method and apparatus for diffractive transfer of a mask grating (2004-02-17),
Company Overview
Ibsen Photonics is a leading manufacturer of high-performance spectrometer and grating products for a wide range of applications in the field of telecommunications, sensing, and research. With a strong focus on innovation and quality, Ibsen Photonics has established itself as a trusted partner for customers seeking reliable and cost-effective optical solutions.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 13 2026

9 Patents

#14 in

#310 in Denmark

DK
DK

Ibsen Photonics A/s

Forward Citations = 154

17 inventors:

goldMedal Bjarke Rose (5 out of 6 patents)

silverMedal Per Eld Ibsen (5 out of 7 patents)

bronzeMedal Jens Bastue (3 out of 3 patents)

4.  Michael Rasmussen (3 out of 3 patents)

5.  Claus Friis Pedersen (2 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Ibsen Photonics A/s. Retrieved from https://idiyas.com/company/ibsen-photonics-a-s

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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