Inventor
MAO HAI-QUAN
SG45 patents
⚠️ This page may combine multiple inventors who share the name “MAO HAI-QUAN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
UNIV JOHNS HOPKINS
27 patentsUS5972707AOct 26, 1999
Gene delivery system
UNIV JOHNS HOPKINS103 citations96
US6852709B2Feb 8, 2005
Biologically useful polyphosphates
UNIV JOHNS HOPKINS49 citations90
US10471181B2Nov 12, 2019
Fiber-hydrogel composite surgical meshes for tissue repair
UNIV JOHNS HOPKINS6 citations82
US9533068B2Jan 3, 2017
Drug loaded microfiber sutures for ophthalmic application
UNIV JOHNS HOPKINS6 citations80
US9707000B2Jul 18, 2017
Biodegradable nerve guides
UNIV JOHNS HOPKINS18 citations79
US6805876B2Oct 19, 2004
Phosphate based biodegradable polymers
UNIV JOHNS HOPKINS15 citations79
US11338062B2May 24, 2022
Fiber-hydrogel composite surgical meshes for tissue repair
UNIV JOHNS HOPKINS1 citations71
US10463768B2Nov 5, 2019
Composite material for tissue restoration
UNIV JOHNS HOPKINS2 citations70
US11395805B2Jul 26, 2022
Methods of preparing polyelectrolyte complex nanoparticles
UNIV JOHNS HOPKINS2 citations69
US10441549B2Oct 15, 2019
Methods of preparing polyelectrolyte complex nanoparticles
UNIV JOHNS HOPKINS2 citations69
US10119202B2Nov 6, 2018
Method for preparing electro-mechanically stretched hydrogel micro fibers
UNIV JOHNS HOPKINS6 citations68
US9539334B2Jan 10, 2017
Orally dissolving thin films containing allergens and methods of making and use
UNIV JOHNS HOPKINS2 citations68
US12544489B2Feb 10, 2026
Fiber-hydrogel composite surgical meshes for tissue repair
UNIV JOHNS HOPKINS0 citations60
US12036339B2Jul 16, 2024
Nanofiber-hydrogel composites for enhanced soft tissue replacement and regeneration
UNIV JOHNS HOPKINS0 citations60
US12161781B2Dec 10, 2024
Nanofiber-hydrogel composites for cell and tissue delivery
UNIV JOHNS HOPKINS0 citations59
US12161766B2Dec 10, 2024
Methods of preparing polyelectrolyte complex nanoparticles
UNIV JOHNS HOPKINS0 citations59
US11771807B2Oct 3, 2023
Nanofiber-hydrogel composites for cell and tissue delivery
UNIV JOHNS HOPKINS0 citations59
US11707553B2Jul 25, 2023
Composite material for tissue restoration
UNIV JOHNS HOPKINS0 citations59
US11684700B2Jun 27, 2023
Composite material for tissue restoration
UNIV JOHNS HOPKINS0 citations59
US8361502B2Jan 29, 2013
Compositions and methods for the expansion and differentiation of stem cells
UNIV JOHNS HOPKINS4 citations59
US11235071B2Feb 1, 2022
Compositions of nucleic acid-containing nanoparticles for in vivo delivery
UNIV JOHNS HOPKINS0 citations57
US11779682B2Oct 10, 2023
Electro-mechanically stretched micro fibers and methods of use thereof
UNIV JOHNS HOPKINS0 citations56
US12458731B2Nov 4, 2025
Mesenchymal cell-binding composite material for tissue restoration
UNIV JOHNS HOPKINS0 citations50
US9539009B2Jan 10, 2017
Biological tissue connection and repair devices and methods of using same
UNIV JOHNS HOPKINS0 citations49
US10471172B2Nov 12, 2019
Methods of making drug loaded microfiber sutures for ophthalmic application
UNIV JOHNS HOPKINS0 citations46
US10500305B2Dec 10, 2019
Device and method for a nanofiber wrap to minimize inflamation and scarring
UNIV JOHNS HOPKINS0 citations41
US11135340B2Oct 5, 2021
Compositions and methods for preparation of composite polymer coatings on medical implants, and their use for co-delivery of multiple antimicrobial agents
UNIV JOHNS HOPKINS0 citations38
GUILFORD PHARM INC
10 patentsUS6153212ANov 28, 2000
Biodegradable terephthalate polyester-poly (phosphonate) compositions, articles, and methods of using the same
GUILFORD PHARM INC120 citations99
US6600010B2Jul 29, 2003
Biodegradable terephthalate polyester-poly (phosphate) polymers, compositions, articles, and methods for making and using the same
GUILFORD PHARM INC93 citations97
US6322797B1Nov 27, 2001
Biodegradable terephthalate polyester-poly (phosphate) polymers, compositions, articles, and methods for making and using the same
GUILFORD PHARM INC91 citations97
US6166173ADec 26, 2000
Biodegradable polymers chain-extended by phosphates, compositions, articles and methods for making and using the same
GUILFORD PHARM INC77 citations96
US6485737B1Nov 26, 2002
Biodegradable terephthalate polyester-poly (phosphonate) compositions, articles and methods of using the same
GUILFORD PHARM INC32 citations92
US6419709B1Jul 16, 2002
Biodegradable terephthalate polyester-poly(Phosphite) compositions, articles, and methods of using the same
GUILFORD PHARM INC38 citations92
US6403675B1Jun 11, 2002
Biodegradable compositions comprising poly(cycloaliphatic phosphoester) compounds, articles, and methods for using the same
GUILFORD PHARM INC37 citations92
US6376644B1Apr 23, 2002
Biodegradable polymers chain-extended by phosphates, compositions, articles and methods for making and using the same
GUILFORD PHARM INC26 citations92
US6008318ADec 28, 1999
Two-stage solution polymerization of high molecular weight poly(phosphoesters)
GUILFORD PHARM INC52 citations92
US6800672B2Oct 5, 2004
Biodegradable compositions comprising poly(cycloaliphatic phosphoester) compounds, articles, and methods for using the same
GUILFORD PHARM INC9 citations73