P

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 patents
US5972707AOct 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 patents
US6153212ANov 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

UNIV JOHNS HOPKINS MED

2 patents

BOSTON SCIENT SCIMED INC

1 patent

JOHNS HOPKINS UNIV SCHOOL OF M

1 patent

JOHNS HOPKINS SINGAPORE PTE LT

1 patent

WANG JUN

1 patent

DRIZZLE HEALTH LLC

1 patent

SAKTHIVEL RAMASAMY

1 patent