Patents

1986

1.  “Prism Light Scattering Cells,” inventor:  Benjamin Chu, issued January 21, 1986, Patent #4,565,446.

1990

2.  “Method and Apparatus for Determining Viscosity,”  inventors:  Benjamin Chu and Harbans S. Dhadwal, issued February 13, 1990, Patent #4,899,575.

1991

3.  “Light Scattering and Spectroscopic Detector,” inventors:  Benjamin Chu and Harbans S. Dhadwal, issued January 8, 1991, Patent #4,983,040.

4.   “Magnetic Needle Rheometer,” inventors:  Benjamin Chu and Rolf Hilfiker, issued August 20, 1991, Patent #5,040,410.

1993

5.  “Electrophoretic Mobility of Fluorophore Labeled Particles in Gels by Fluorophore Movement After  Photobleaching,” inventor:  Benjamin Chu, issued June 1, 1993, Patent #5,215,883.

1999

6.  “Effective Surface Treatment for a New Separation Medium in Electrophoresis,” inventors:  Benjamin Chu and Chunhung Wu, issued November 23, 1999, Patent  #5,989,399.

7.   “Separation Medium for Capillary Electrophoresis,” inventors:  Benjamin Chu and Chunhung Wu, issued December 14, 1999, Patent #6,001,232.

2002

8.  “Compatibilizer for Immiscible Polymer Blends,” inventors:  Miriam Rafailovich, Jonathan Sokolov,  Shaoming Zhu and Benjamin Chu, issued January 25, 2002, Patent #6,339,121.

2003

9.  “Blends of Organic Silicon Compounds with Ethylene-Based Polymers,” inventors:  Benjamin S. Hsiao, Benjamin Chu, Xuan Fu, Rusty L. Blanski and Shawn H. Phillips, issued May 27, 2003, Patent #6,569,932.

2004

10. “Biodegradable and/or Bioabsorbable Fibrous Articles and Methods for Using the Articles for Medical Applications,” inventors:  Benjamin Chu, Benjamin S. Hsiao, Dufei Fang and Collin Brathwaite, issued February 3, 2004, Patent #6,685,956.

11. “Biodegradable and/or Bioabsorbable Fibrous Articles and Methods for Using the Articles for Medical Applications,” inventors:  Benjamin Chu, Benjamin S. Hsiao, Dufei Fang and Collin Brathwaite, issued February 10, 2004, Patent #6.689,374.

12. “Apparatus and Methods for Electrospinning Polymeric Fibers and Membranes,” inventors:  Benjamin Chu, Benjamin S. Hsiao and Dufei Fang, issued March 30, 2004, Patent #6,713,011. 

13. “Polymer Solution for Separation of Charged Macromolecules by Electrophoresis.” Inventors:Benjamin Chu, Liguo Song , Dufei Fang, Dehai Liang and Tianbo Liu, issued August 3, 2004, Patent #6,770,698.

14. "Cell Delivery System Comprising a Fibrous Matrix and Cells.”  Inventors:  Benjamin Chu, Benjamin S. Hsiao, Michael Hadjiargyrou, Dufei Fang, Steven Zong and Kwang-sok Kim, issued September 14, 2004,  Patent #6,790,455

2006

15. "Quasi-Interpenetrating Network Used for Separation Media.”  Inventors:  Benjamin Chu, Liguo Song, Dufei Fang, Dehai Liang, Tianbo Liu, Yanmei Wang, and Qicong Ying, issued May 2, 2006.  Patent  #7,037,978

2007

16. "Biodegradable and/or Bioabsorbable Fibrous Articles and Methods for Using the Articles for Medical Applications,” inventors:  Benjamin Chu, Benjamin S. Hsiao, Dufei Fang and Collin Brathwaite, issued February 6, 2007, Patent #7,172,765.

2008

17. "Cell Delivery System Comprising a Fibrous Matrix and Cells,” inventors:  Benjamin Chu, Benjamin S. Hsiao, Michael Hadjiargyrou, Dufei Fang, Xinhua Zong and Kwangsok Kim, issued January 29, 2008, Patent #7,323,190.

18. "Crosslinking of Hyaluronan Solutions and Nanofibrous Membranes Made Therefrom.”  Inventors: Benjamin Chu, Benjamin S. Hsiao, Dufei Fang and Akio Okamoto.  Issued January 29, 2008, Patent# 7,323,425.

Patent Applications

19. :Polymer Surfactants for Gene Therapy,” Inventor:  Ben Chu.  Patent Application #PCT/US03/12777, filed 4/23/03.

20. Electro-Blowing Technology for Fabrication of Fibrous Articles and Its Applications of Hyaluronan.” Inventors:  Benjamin Chu, Benjamin S. Hsiao, Dufei Fang and Akio Okamoto, Patent Application #10/674,464, filed 10/1/03. PCT/US2004/030901; U.S. Pat. Appl. Publ. US 2005073075 (2005). 

21. "Poly(vinyl alcohol) Coated Capillaries.”  Inventors:  Tohei Moritani and Benjamin Chu.  Patent Application #10/375,328, filed  2/27/04.

22. "Nanocomposite Fibers and Films Containing Polyolefin and Surface-Modified Carbon Nanofibers.”  Inventors:  Benjamin Chu and Benjamin S. Hsiao. U.S. Patent Application No. 10/570,553, filed 3/3/06, International Application No. PCT/US2004/028767, filed 9/3/04, PCT Int. Appl. WO 2005084167 (2005).

23. "Apparatus for Electro-Blowing or Blowing-Assisted Electro-Spinning Technology and Process for Post-Treatment of Electro-spun or Electro-blown Membranes.”  Inventors:   Benjamin Chu, Benjamin S. Hsiao and Dufei Fang.  Patent Application #10/936,568, filed 9/9/04, transferred to SUNY-Stony Brook (R-7959) on Feb. 15, 2007.

24. "Nanocomposite Coating for High Flux Ultrafiltration Applications”, Inventors:  B. Chu, B. S. Hsiao, D. Fang, U.S. Provisional Patent Application No. 60/633,987 filed December 7, 2004.

25. "Sustained Drug Release Particles Based on Biocompatible Polyelectrolyte Complexes, Thermally Gellable Blockcopolymers and Their Mixtures.”  Inventors:  B. Chu, B. S. Hsiao, F. Wan, J. Zhang,  filed in SUNY-Stony Brook (R-7888), Feb 27, 2006.

26. Nanostructured Smart Gel for Time Release Drug Delivery.” Inventors: Benjamin Chu and Benjamin S. Hsiao,  filed in SUNY-Stony Brook (R-7921 and R-7924, 788-74), July 26, 2006, U.S. Provisional Patent Application No. 60/844,575 filed, Sep. 14, 2006. PCT Int. Appl. WO  2008033497. 

27.  “Surface Coating on Nanofibrous Scaffolds by Interfacial Polymerization for Ultrafiltration and Desalination Applications.” Inventors:  Benjamin Chu, Benjamin S. Hsiao and Kyunghwan Yoon, filed in SUNY-Stony Brook (R-7925), Docket No. 788-77, U.S. Provisional Application Serial Nos.: 60/872,891    (August 4, 2006) and 60/873,086 (December 06, 2006); or “Articles Comprising a Fibrous Support”, U.S.  Patent Application No. 11/951,248. 

28.  “High Flux and Low Fouling Filtration Media.”  Inventors:  Benjamin Chu, Benjamin S. Hsiao, Dufei Fang and Kwang-sok Kim. U.S. Patent Application No. 11/664,650 filed April 4, 2007. 

29.   “High flux fluid separation membranes comprising a cellulose or cellulose derivative layer” (original title: “High flux ultrafiltration and nanofiltration nanofibrous membranes containing cellulose coating by ionic liquids”).  Inventors:  Benjamin Chu, Benjamin S. Hsiao and Hongyang Ma,  Provisional Application 60/947,045 (R-7958; 788-108-PRO) filed Feb. 15, 2007; Provisional Application 60/931,765 (R7925, 788- 66) filed May 26, 2007, US Patent Application 12/126,732.

30.   “Polyolefin Blends and Nanocomposites Containing Functional Ionic Liquids and Carbon  Nanofillers.” Inventors:  Benjamin Chu, Benjamin S. Hsiao, Hongyang Ma and Nobuyuki Taniguchi, filed  in SUNY-Stony Brook (R-8027), November 28, 2007, U.S. Provisional Patent Application No. 60/992,475            filed, Dec 11, 2007. 

31.   “Novel ionic liquids, functionalized particulates, and fluoropolymer composites” (previously “Novel Elastomeric Fluoropolymer Nanocomposite Containing Modified Carbon Nanofillers”).  Inventors: Benjamin S. Hsiao, Benjamin Chu, Jie Wei, Hongyang Ma, Feng Zuo, filed in SUNY-Stony Brook (R-8037),  January 9, 2008.  

32.   “Articles Comprising Directed Molecular Channels.” Inventors:  Benjamin Chu and Benjamin S. Hsiao,  filed in SUNY-Stony Brook, March 18, 2008, US Patent Application 61/052,883

33.   “Ultra-Nanofibers for Air and Water Filtration.”  Inventors:  Benjamin Chu, Benjamin S. Hsiao, Hongyang  Ma,  filed in SUNY-Stony Brook (R-8073), May 20, 2008

34.   “Polyolefin Nanocomposites Containing Modified Carbon Nanofillers with Functional Ionic Liquids.”Inventors:  Benjamin Chu, Benjamin S. Hsiao, Hongyang  Ma,  filed in SUNY-Stony Brook (R-8090), June 30, 2008.

35.   “High Strength Polyethylene Fiber.”  Inventors: Nobuyuki Taniguchi, Yasuo Ohta, Benjamin Chu, Benjamin S. Hsiao,  US Patent Application 12/169,300.

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