Inventor
ZENTGRAF JOHN
US15 patents
⚠️ This page may combine multiple inventors who share the name “ZENTGRAF JOHN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NEOCHORD INC
11 patentsUS8938283B2Jan 20, 2015
Surgical navigation for repair of heart valve leaflets
NEOCHORD INC56 citations95
US10507018B2Dec 17, 2019
Minimally invasive repair of a valve leaflet in a beating heart
NEOCHORD INC14 citations93
US9393080B2Jul 19, 2016
Surgical navigation for repair of heart valve leaflets
NEOCHORD INC19 citations90
US10695178B2Jun 30, 2020
Minimally invasive repair of heart valve leaflets
NEOCHORD INC13 citations84
US11419602B2Aug 23, 2022
Minimally invasive repair of a valve leaflet in a beating heart
NEOCHORD INC4 citations83
US10130474B2Nov 20, 2018
Exchangeable system for minimally invasive beating heart repair of heart valve leaflets
NEOCHORD INC11 citations81
US11911023B2Feb 27, 2024
Minimally invasive repair of a valve leaflet in a beating heart
NEOCHORD INC2 citations72
US10765517B2Sep 8, 2020
Ringless web for repair of heart valves
NEOCHORD INC3 citations68
US12426874B2Sep 30, 2025
Minimally invasive repair of a valve leaflet in a beating heart
NEOCHORD INC0 citations62
US11974920B2May 7, 2024
Minimally invasive repair of heart valve leaflets
NEOCHORD INC0 citations61
US11484409B2Nov 1, 2022
Ringless web for repair of heart valves
NEOCHORD INC0 citations58
ZENTGRAF JOHN
4 patentsUS9192374B2Nov 24, 2015
Minimally invasive repair of a valve leaflet in a beating heart
ZENTGRAF JOHN35 citations96
US8758393B2Jun 24, 2014
Minimally invasive repair of a valve leaflet in a beating heart
ZENTGRAF JOHN59 citations96
US9044221B2Jun 2, 2015
Exchangeable system for minimally invasive beating heart repair of heart valve leaflets
ZENTGRAF JOHN49 citations94
US10080659B1Sep 25, 2018
Devices and methods for minimally invasive repair of heart valves
ZENTGRAF JOHN27 citations89