JF

Jan Feijen

UT Universiteit Twente: 3 patents #3 of 115Top 3%
CN Cordis Europa N.V.: 3 patents #1 of 31Top 4%
TH Theratech: 2 patents #9 of 24Top 40%
DB Dsm Ip Assets B.V.: 2 patents #634 of 2,011Top 35%
CO Cordis: 2 patents #200 of 577Top 35%
UT University Of Twente: 1 patents #3 of 18Top 20%
UU University Of Utah: 1 patents #109 of 382Top 30%
ME Medtronic: 1 patents #4,185 of 6,325Top 70%
AN Akzo N.V.: 1 patents #342 of 803Top 45%
Dow Global Technologies: 1 patents #2,632 of 4,534Top 60%
SV Sentron V.O.F.: 1 patents #3 of 8Top 40%
📍 Echt, NL: #11 of 363 inventorsTop 4%
Overall (All Time): #173,285 of 4,157,543Top 5%
24
Patents All Time

Issued Patents All Time

Showing 1–24 of 24 patents

Patent #TitleCo-InventorsDate
10184027 Reduction sensitive biodegradable polyesteramides Aylvin Jorge Angelo Athanasius Dias, Zhiyuan Zhong, Huanli SUN, Wei Wang, Fenghua Meng 2019-01-22
9951183 Amphiphilic blockcopolymers comprising reduction sensitive biodegradable polyesteramides Aylvin Jorge Angelo Athanasius Dias, Zhiyuan Zhong, Huanli SUN, Wei Wang, Fenghua Meng 2018-04-24
9132201 Hydrogels based on polymers of dextran tyramine and tyramine conjugates of natural polymers Hermanus Bernardus Johannes Karperien, Rong Jin, Liliana Teixeira, Pieter Jelle Dijkstra 2015-09-15
9006337 Method for making a polymer, a polymer article, a biodevice, and cyclic carbonate Zhiyuan Zhong, Fenghua Meng, Rong Wang 2015-04-14
8829069 Method for preparing a degradable polymer network Dirk Wybe Grijpma, Erhan Bat 2014-09-09
8546517 Poly(bisoxalamides) Rene Broos, Niels Jurrian Sijbrandi, Pieter Jelle Dijkstra 2013-10-01
8492505 Branched biodegradable polymers, a macromonomer, processes for the preparation of same, and their use Zhiyuan Zhong, Pieter Jelle Dijkstra 2013-07-23
7572838 Method for providing shaped biodegradable and elastomeric structures of (co) polymers of 1,3-trimethylene carbonate (TMC), shaped biodegradable and elastomeric structures, and the use of these structures Dirk Wybe Grijpma, Ana Paula Gomes Moreira Pêgo 2009-08-11
6838435 Isolated and recombinant antimicrobial peptides thrombocidin-1 (TC-1) and thrombocidin-2(TC-2) or variants thereof Jeroen KRIJGSVELD, Sebastianus Antonius Johannes Zaat, Jacob Dankert, Alma Johanna Kuijpers, Gerardus Henricus Maria Engbers 2005-01-04
6835391 Poly (ether ester amide) and poly (ether ester urethane) copolymers Jeroen Bezemer, Pieter Jelle Dijkstra 2004-12-28
6685957 Preparation of fibrous polymer implant containing bioactive agents using wet spinning technique Jeroen Bezemer, Clemens Antoni Van Blitterswijk, Dirk Wybe Grijpma 2004-02-03
6172167 Copoly(ester-amides) and copoly(ester-urethanes) Hendrik Roelof Stapert, Pieter Jan Dijkstra 2001-01-09
6117979 Process for making a bioprosthetic device and implants produced therefrom Marc Hendriks, Michel Verhoeven, Patrick Cahalan, Raymond Zeeman, Piet Dijkstra 2000-09-12
5658967 Providing a surface with carboxyl groups and surface and product thus provided Johannes Gijsbertus Antonius Terlingen, Jan-Pleun Lens 1997-08-19
5496557 Article for the controlled delivery of an active substance, comprising a hollow space fully enclosed by a wall and filled in full or in part with one or more active substances Hilbert Esselbrugge 1996-03-05
5134192 Process for activating a polymer surface for covalent bonding for subsequent coating with heparin or the like Gerardus Henricus Maria Engbers 1992-07-28
5061750 Covalent attachment of anticoagulants and the like onto biomaterials Gerardus Henricus Maria Engbers 1991-10-29
5041292 Biodegradable hydrogel matrices for the controlled release of pharmacologically active agents 1991-08-20
4965128 Biodegradable polymer substrates loaded with active substance suitable for the controlled release of the active substance by means of a membrane Pieter J. Greidanus, Marinus J. D. Eenink, Johannes C. Rieke, Jan Olijslager, Jan H. M. Albers 1990-10-23
4925677 Biodegradable hydrogel matrices for the controlled release of pharmacologically active agents 1990-05-15
4678671 Conjugates of anticoagulant and protein Wilhelmus E. Hennink 1987-07-07
4634762 Conjugates of anticoagulant and protein Wilhelmus E. Hennink 1987-01-06
4526714 Conjugates of anticoagulant and protein Wilhelmus E. Hennink 1985-07-02
4356166 Time-release chemical delivery system Robert Peterson, James M. Anderson, Donald E. Gregonis, Sunj-Wan Kim 1982-10-26