Inventor
KEENAN RICHARD L
US44 patents
⚠️ This page may combine multiple inventors who share the name “KEENAN RICHARD L”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TC1 LLC
29 patentsUS10029037B2Jul 24, 2018
Sensors for catheter pumps
TC1 LLC121 citations99
US11058865B2Jul 13, 2021
Catheter pump
TC1 LLC45 citations98
US10117980B2Nov 6, 2018
Distal bearing support
TC1 LLC59 citations98
US10086121B2Oct 2, 2018
Catheter pump
TC1 LLC56 citations98
US10632241B2Apr 28, 2020
Fluid handling system
TC1 LLC35 citations97
US9872947B2Jan 23, 2018
Sheath system for catheter pump
TC1 LLC63 citations97
US11660441B2May 30, 2023
Catheter pump
TC1 LLC27 citations95
US11654276B2May 23, 2023
Catheter pump
TC1 LLC27 citations95
US12059559B2Aug 13, 2024
Sensors for catheter pumps
TC1 LLC26 citations94
US11925797B2Mar 12, 2024
Motor assembly for catheter pump
TC1 LLC14 citations94
US11925796B2Mar 12, 2024
Motor assembly for catheter pump
TC1 LLC14 citations94
US11833342B2Dec 5, 2023
Motor assembly for catheter pump
TC1 LLC19 citations94
US11331470B2May 17, 2022
Catheter pump with access ports
TC1 LLC21 citations94
US11241568B2Feb 8, 2022
Distal bearing support
TC1 LLC21 citations94
US11219756B2Jan 11, 2022
Motor assembly for catheter pump
TC1 LLC21 citations94
US11077294B2Aug 3, 2021
Sheath assembly for catheter pump
TC1 LLC24 citations94
US11045638B2Jun 29, 2021
Sheath system for catheter pump
TC1 LLC31 citations94
US10576192B2Mar 3, 2020
Catheter pump with access ports
TC1 LLC17 citations94
US10576193B2Mar 3, 2020
Motor assembly for catheter pump
TC1 LLC13 citations94
US11964144B2Apr 23, 2024
Sheath system for catheter pump
TC1 LLC1 citations73
US12594415B2Apr 7, 2026
Distal bearing support
TC1 LLC0 citations63
US12337165B2Jun 24, 2025
Catheter pump
TC1 LLC0 citations63
US12527948B2Jan 20, 2026
Fluid handling system
TC1 LLC0 citations62
US12491354B2Dec 9, 2025
Sheath system for catheter pump
TC1 LLC0 citations62
US12102813B2Oct 1, 2024
Motor assembly for catheter pump
TC1 LLC0 citations62
US11964119B2Apr 23, 2024
Sheath assembly for catheter pump
TC1 LLC0 citations62
US11944801B2Apr 2, 2024
Motor assembly for catheter pump
TC1 LLC0 citations62
US11944802B2Apr 2, 2024
Motor assembly for catheter pump
TC1 LLC0 citations62
US11547845B2Jan 10, 2023
Fluid handling system
TC1 LLC0 citations62
ALZA CORP
6 patentsUS6855131B2Feb 15, 2005
Microprotrusion member retainer for impact applicator
ALZA CORP141 citations99
US7131960B2Nov 7, 2006
Apparatus and method for piercing skin with microprotrusions
ALZA CORP89 citations97
US7798987B2Sep 21, 2010
Apparatus and method for piercing skin with microprotrusions
ALZA CORP42 citations92
US7419481B2Sep 2, 2008
Apparatus and method for piercing skin with microprotrusions
ALZA CORP37 citations92
US9387315B2Jul 12, 2016
Microprotrusion member retainer for impact applicator
ALZA CORP7 citations84
US10342963B2Jul 9, 2019
Microblade array impact applicator
ALZA CORP4 citations71
THORATEC CORP
5 patentsUS9446179B2Sep 20, 2016
Distal bearing support
THORATEC CORP102 citations99
US9358329B2Jun 7, 2016
Catheter pump
THORATEC CORP121 citations99
US9827356B2Nov 28, 2017
Catheter pump with access ports
THORATEC CORP64 citations98
US9421311B2Aug 23, 2016
Motor assembly for catheter pump
THORATEC CORP128 citations98
US9381288B2Jul 5, 2016
Fluid handling system
THORATEC CORP72 citations97