Inventor
DAVID JOHN
US29 patents
⚠️ This page may combine multiple inventors who share the name “DAVID JOHN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MEDTRONIC INC
7 patentsUS7815651B2Oct 19, 2010
Device for immobilizing a primary instrument and method therefor
MEDTRONIC INC48 citations98
US7637915B2Dec 29, 2009
Trajectory guide with instrument immobilizer
MEDTRONIC INC74 citations98
US7366561B2Apr 29, 2008
Robotic trajectory guide
MEDTRONIC INC83 citations98
US7857820B2Dec 28, 2010
Sheath assembly for an access device and method therefor
MEDTRONIC INC42 citations96
US7833231B2Nov 16, 2010
Device for immobilizing a primary instrument and method therefor
MEDTRONIC INC46 citations96
US7828809B2Nov 9, 2010
Device for immobilizing a primary instrument and method therefor
MEDTRONIC INC44 citations96
US10300268B2May 28, 2019
Device for immobilizing a primary instrument and method therefor
MEDTRONIC INC11 citations92
NPC ROBOTICS CORP
7 patentsUS9733037B2Aug 15, 2017
Battery-powered motor unit
NPC ROBOTICS CORP6 citations81
US10775124B2Sep 15, 2020
Motor-less cartridge ring gear engagement module for actuating rotation of a turret
NPC ROBOTICS CORP3 citations70
US10330422B2Jun 25, 2019
Cartridge based modular turret control system
NPC ROBOTICS CORP3 citations70
US10281238B2May 7, 2019
Cartridge based modular turret control system
NPC ROBOTICS CORP3 citations70
USD982629SApr 4, 2023
Boltless unitary ring gear-flange body
NPC ROBOTICS CORP0 citations62
US12366288B2Jul 22, 2025
Boltless unitary ring gear-flange body
NPC ROBOTICS CORP0 citations59
US11713800B2Aug 1, 2023
Method of manufacturing boltless unitary ring gear-flange body
NPC ROBOTICS CORP0 citations59