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Leiden, Netherlands

Rijksuniversiteit Leiden

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USPTO Granted Patents = 22

% Expired Patents = 4.5

Forward Citations = 720

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44 inventors (with patents filed for the assignee):

Rogier Maria Bertina (5 out of 7 patents)

Pieter Hendrik Reitsma (3 out of 12 patents)

Wybe Martin Kast (2 out of 3 patents)

4. J Hajo Van Bockel (2 out of 2 patents)

5. Robbert A Schilperoort (2 out of 5 patents)

6. Bonno Nammen Bouma (2 out of 2 patents)

7. Johan Memelink (1 out of 3 patents)

8. Heinrich Gers-Barlag (1 out of 53 patents)

9. Petrus Hendricus Nibbering (1 out of 5 patents)

10. Cornelis Johannes Melief (1 out of 3 patents)

11. Cornelia Theodora Elisabeth Van Der Fits (1 out of 1 patent)

12. Franciscus Leonardus Hendrikus Menke (1 out of 1 patent)

13. Jan Willem Kijne (1 out of 1 patent)

14. Jan Reedijk (1 out of 9 patents)

15. Pieter Sicco Hiemstra (1 out of 1 patent)

22 patents: Sort by Forward Citations

1. 7393946 - Method of modulating metabolite biosynthesis in recombinant cells (2008-07-01),

2. 6884776 - Antimicrobial peptides derived from ubiquicidine (2005-04-26),

3. 6830883 - Method for typing of minor histocompatibility antigen HA-1 (2004-12-14),

4. 6743180 - Pressure sensor for use in an artery (2004-06-01),

5. 6518016 - Method for diagnosing an increased risk for thrombosis or a genetic defect causing thrombosis and kit for use with the same (2003-02-11),

6. 6159156 - Pressure sensor for use in an artery (2000-12-12),

7. 5928867 - Method of isolating exonic gene segments of eukaryotic genes, exon (1999-07-27),

8. 5926023 - Method of improving the resolution in two-dimensional heteronuclear (1999-07-20),

9. 5910576 - Method for screening for the presence of a genetic defect associated (1999-06-08),

10. 5874256 - Method for diagnosing an increased risk for thrombosis or a genetic (1999-02-23),

11. 5830499 - Phospholipid-and cholestrol-free aqueous composition for topical (1998-11-03),

12. 5731160 - Induction of antigen specific T-lymphocyte responses by stimulation with (1998-03-24),

13. 5728373 - Cosmetic and dermatological sunscreen compositions containing thiols (1998-03-17),

14. 5679641 - Peptides of human P53 protein for use in human T cell response inducing (1997-10-21),

15. 5663142 - Protein S deletion variants deficient in C4BP binding activity, but (1997-09-02),

Company Overview

Rijksuniversiteit Leiden, located in Leiden, Netherlands, is a prestigious research university known for its comprehensive academic programs and innovative research initiatives. The institution specializes in a wide range of disciplines, including the humanities, social sciences, natural sciences, and law. It is recognized for its commitment to interdisciplinary collaboration and its contributions to global knowledge, fostering an environment that encourages critical thinking and scholarly excellence.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 27 2026

22 Patents

#10 in Leiden

#325 in Netherlands

#28,822 in the World

Leiden, Netherlands

Rijksuniversiteit Leiden

Forward Citations = 720

44 inventors:

Rogier Maria Bertina (5 out of 7 patents)

Pieter Hendrik Reitsma (3 out of 12 patents)

Wybe Martin Kast (2 out of 3 patents)

4. J Hajo Van Bockel (2 out of 2 patents)

5. Robbert A Schilperoort (2 out of 5 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Rijksuniversiteit Leiden. Retrieved from https://idiyas.com/company/rijksuniversiteit-leiden

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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