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No. Title
1

Y. K. Chang and S. K. Hahn, “Method for Recovery and Purification of Poly(3-hydroxy alkanoates)”, Korean Patent 1995-0003447 (1995).

2

S. K. Hahn and T. Shimobouji, “Crosslinked Polysaccharide Microparticles and Process for Producing the Same Ontrolled Release Formulation of Protein Drugs”, JP Patent  2004/016948 (2004).

3

S. K. Hahn and T. Shimobouji, “Crosslinked Polysaccharide Microparticles and Process for Producing the Same”, WO 2005/054301 (2005).

4

S. K. Hahn, T. Shimobouji, and T. Nakamura, “Sustained Release Drug Carrier”, EU Patent 1564220 (2006).

5

S. K. Hahn and T. Shimobouji, “Crosslinked Polysaccharide Microparticles and Process for Producing the Same”, US Patent 2007/0134334 (2007).

6

S. K. Hahn, H. G. Kang, S. H. Ryu, J. K. Park, and E. J. Oh, “Long Acting Formulation of  Biopharmaceutical”, PCT/KR2007/005179 (2008).

7

S. K. Hahn, J. K. Park, S. K. Choi, E. J. OH, H. I. Shin, K. B. Park, H. W. An, J. S. Yeom, D. J. Yang, “Artificial Bone Substitute and its Preparation Methods”, PCT/KR2009/001862 (2009).

8

Y. K. Oh, H. G. Kang, J. S. Kim, G. Jing, K. S. Kim, K. T. Park, S. E. Han, G. Y. Shim, I. H. Cho, and S. K. Hahn, “Delivery System for Nucleic Acids Using Cationic Polymer Conjugates”, US Patent 12/733,061 (2010).

9

H. S. Lee, K. S. Kim, S. K. Hahn, and M. H. Jo, “Fabrication of Aptamer-Based Nanowire Biosensor for Detection of VEGF and Cancer Diagnoses”, Korean Patent 10-1009938 (2011).

10

S. K. Hahn, E. S. Kim, J. A. Yang, K. M. Kim, K. Y. Choi, J. H. Shin, and J. H. Kwon, “Preparation Method of Hyaluronic Acid - Protein Conjugate for the Transdermal Delivery and Hyaluronic Acid - Protein Conjugate Prepared Thereby”, Korean Patent 10-2012-0012315 (2012).

11

Y. K. Chang and S. K. Hahn, “Method for Recovery and Purification of Poly(3-hydroxy alkanoates)”, Korean Patent 1997-0009153 (1997).

12

S. K. Hahn, T. Shimobouji, and T. Nakamura, “Sustained Release Drug Carrier”, WO 2004/046200 (2004).

13

S. K. Hahn, T. Shimobouji, and T. Nakamura, “Sustained Release Drug Carrier”, US Patent 2006110458 (2006).

14

S. K. Hahn, J. K. Park, E. J. Oh, J. S. Yeom , et al, “Method for Preparing Crosslinkable Hyaluronic Acid Derivative and Crosslinked Product of the Hyaluronic Acid Derivative”, Korean Patent 10-2007-0077513 (2007).

15

S. Y. Yang, S. K. Hahn, J. A. Yang, J. K. Kim, “Controlled Drug Delivery Device System Using Block Copolymer Nanoporous Membrane”, Korean Patent 10-2008-0013485 (2008).

16

S. K. Hahn, E. J. Oh, C. G. Ju, Y. K. Kim, K. T. Park, J. S. Choi, Y. M. Tae, “Preparation Method of Hyaluronic Acid - Peptide Conjugate, and Hyaluronic Acid - Peptide Conjugate Prepared Therefrom”, Korean Patent 10-2009-0052371 (2009).

17

E. J. Oh, J. W. Kim, S. H. Ryu, and S. K. Hahn, “Long Acting Hyaluronic Acid-Peptide Conjugate”, US Patent 12/680,955 (2010).

18

S. E. Chang, B. M. Weon, J. H. Je, J. S. Yeom, and S. K. Hahn, “X-Ray Ablation of Hyaluronan Hydrogels”, US Patent 7,903,780 (2011).

19

S. K. Hahn, J. Yang, K. M. Park, H. T. Jung, and K. M. Kim, “Preparation Method of Self Assembling Drug and Cell Delivery System, and Self Assembling Drug and Cell Delivery System Prepared Therefrom”, US Patent 13/362,205 (2012).

20

I. C. Han, B. K. Lee, and S. K. Hahn, “Biodegradable Polymer Composition Containing Starch”, Korean Patent 1997-0065639 (1997).

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